Some standard content:
ICS 13.300
National Standard of the People's Republic of China
GB/T15956—2008
Replaces GB/T159561995
Calcium carbide steel drum for repeated use
Calcium carbide steel drum for repeated useIssued on August 4, 2008
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of ChinaStandards Administration of Standardization of the People's Republic of China
Implemented on April 1, 2009
This standard replaces GB/T159561995 "Steel drums for domestic sale of calcium carbide". Compared with GB/T15956--1995, the main changes of this standard are as follows: the name of the standard is changed to "reusable calcium carbide packaging steel drum"; the outer height (100kg specification) in Table 1 of GB/T15956-2008
is changed to 670mm; the spacing of the ring ribs is changed to 210mm (1995 version 4.2; this version 3.1);
Delete 1995 version 4.5;
The airtightness test pressure value is changed to 20kPa (1995 version 4.5; this version 4.4.1.4); Delete the "inflation test after falling" part, and the criterion for passing the test is changed to: after the sample falls, the inner wear does not leak (1995 version 4.6; this version 4.4.2.5);
The minimum stacking test height is changed to 3m (1995 version 4.7; this version 4.4.3.4). Appendix A of this standard It is an informative appendix. This standard was proposed and coordinated by the National Technical Committee for Standardization of Hazardous Chemicals Management (SAC/TC251). The drafting units of this standard are: Sinochem Standardization Research Institute, Jiangsu Entry-Exit Inspection and Quarantine Bureau, Tianjin Donghai Drum Co., Ltd., and Steel Drum Professional Committee of China Packaging Federation.
The main drafters of this standard are: Wang Xiaobing, Tang Lijun, Mei Jian, Qiao Xude, Lang Delin, Xia Zhenlin, Zhang Hongxun, Zhang Junxi, Xin Qiaojuan, and Zhou Wei. The previous versions of the standard replaced by this standard are: GB/T159561995.
1 Scope
Reusable steel drums for calcium carbide packaging
GB/T15956—2008
This standard specifies the requirements, test methods, inspection rules and markings, transportation, and storage of steel drums for calcium carbide packaging. This standard applies to the manufacturing and circulation of reusable steel drums for calcium carbide packaging (hereinafter referred to as steel drums). . 2 Normative references
The clauses in the following documents become clauses of this standard through reference in this standard. For any dated referenced document, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, parties to an agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For any undated referenced document, the latest version shall apply to this standard. GB190 Dangerous Goods Packaging Marking
GB/T191 Pictorial Marking for Packaging Storage and Transportation (GB/T191-·2008, ISO780:1997, MOD) GB/T325—2000 Packaging Container Steel Drum
GB/T912 Hot-rolled Thin Plates and Strips of Carbon Structural Steel and Low-alloy Structural Steel GB/T4857.3 Basic Wood Test for Packaging and Transport Packages Part 3: Static Load Stacking Test Method (GB/T4857.3-2008, ISO 2231:2000,IDT)
GB/T4857.5 Packaging and transport package drop test method (GB/T4857.5-1992, cqVISO2248:1985) GB/T13452.2 Determination of paint and varnish film thickness (GB/T13452.2-2008, ISO2808:2007.IDI) GB/T17344 Packaging Packaging container airtightness test method 3 Requirements
3.1 Basic requirements
3.1.1 The structure and size of the steel drum shall comply with the provisions of Figure 1 and Table 1. 3.1.2 A 215mm barrel mouth is set at the center of the barrel top. The barrel mouth is reinforced with a steel plate flange ring. The closure is fastened with an M10 bolt, and the metal part is a straight-through safety device. See Appendix A for the structure and size of the closure. 3.1.3 The barrel body, barrel top and barrel bottom are sealed with a single round bead. The gaps in the bead must be filled with sealing fillers. 3.1.4 The barrel body, barrel neck and barrel bottom are all made of a whole thin steel plate. Splicing is not allowed. 3.1.5 The straight seams of the barrel body are welded with electric positive welding or other quality-guaranteed welding. 3.1.6 The barrel body should have two protruding ring ribs. There can be 3 to 7 corrugations between the ring rib and the barrel neck, and between the ring rib and the bottom. 3.1.7 The surface of the barrel is coated with paint for corrosion protection. GB/T15956-2008
4 Straight-through safety device
【Uniform distribution】
Feng Qi Ke
Heavy example volume
n—Ring arrow
m—Corrugation
Steel plate thickness
Bad reinforcement spacing
Ring reinforcement height
Corrugation height
Barrel neck, bottom depth
Gateway diameter
3.2 Material requirements
Nominal capacity 100kg
Basic size
Limit deviation
GB/T 15956—2008
Nominal container 200kg
Base wood size
Limit deviation
3.2.1 Steel drums shall be made of AY2 or similar cold-rolled carbon structural steel sheets in accordance with GB/T912. When the supply of cold-rolled carbon structural steel sheets is insufficient, other thin steel sheets may be used according to the agreement between the two parties. 3.2.2 The sealing filler shall be made of sealing materials with good sealing performance, heat resistance, cold resistance and elasticity that are compatible with calcium carbide. 3.2.3 The coating on the surface of the steel drum shall be made of materials with strong adhesion, good climate adaptability and durability. 3.3 Appearance quality requirements
The barrel body shall be round without obvious defects such as loss, pimples, skewness, etc. 3.3. 1
The barrel body shall be smooth, without burrs and mechanical damage. 3,3.2
3.3.3 The curling edge shall be smooth, tight, without defects such as iron tongue and cracks. 3.3.4
The inside of the barrel is clean, free of rust, slag and other impurities. 3.3.5 Repair welding is not allowed on the top of the two ring ribs. The barrel body straight seam repair welding shall not exceed 2 places, the total length shall not exceed 10% of the straight seam length, the weld scar surface shall be flat, and the width shall not exceed 1 times of the original weld 3.3.6
.
3.4 Paint film quality requirements
3.4.1 The paint film is flat and smooth, the color is even, and there is no obvious loss of gloss, discoloration, flow, wrinkling and other defects. 3.4.2 The paint film is uniform, and the thickness is not less than 0.02mm. 3.4.3 The adhesion of the film shall not be lower than Grade 2 specified in Appendix A of GB/T325-2000. 3. 5 Performance test requirements
The performance test of steel drums includes: air tightness test, drop test and stacking test. 4 Test methods
4.1 Basic dimensions
Test with universal measuring tools.
4.2 Appearance quality
Test by hand, visual inspection or universal measuring tools. 4.3 Paint film thickness and paint film adhesion test
4.3.1 Paint film thickness is measured according to the method of GB/T13452.2. CB/T15956--2008
4.3.2 Adhesion test is measured according to the method of A.2 in Appendix A of CB/I325:-2000. 4.4 Performance test
4.4.1 Airtight test
4.4.1.1 Number of test samples
Three test samples are taken for each design model.
4.4.1.2 Sample preparation
Drill a hole on the top of the sample and connect the air inlet pipe. 4.4.1.3 Test equipment
According to the requirements of GB/T17344,
4.4.1.4 Test method
Put the container including its closure device under the water surface for 5 minutes, and apply 20kPa internal air pressure at the same time. The box making method should not affect the test results:
4.4.1.5 Criteria for passing the test
All samples should not have drowning.
4.4.2 Joint drop test
4.4.2.1 Number of test samples
Take 6 test samples for each design model.
4.4.2.2 Sample preparation
Fill the sample can with not less than 95% of its capacity. The contents can be replaced by materials with the same physical properties (such as mass and particle size) as calcium carbide. If the sample is filled with calcium carbide for testing, the barrel must be filled with nitrogen or other inert gas. 4.4.2.3 Test equipment
According to the requirements of GB/T 4857.5.
4.4.2.4 Test method
According to the following method 1.2m drop height drop test: a) First drop (using 3 samples): The diagonal of the sample is perpendicular to the impact surface, and the center of gravity of the sample passes through the impact point, and hits the impact plate with the bottom edge of the barrel.
6b) First drop (using another 3 samples): The container should be hit on the impact plate at the weakest part that has not been tested in the first drop, such as the longitudinal weld of the barrel.
4.4.2.5 Criteria for passing the test
After the sample falls, the contents do not leak.
4.4.3 Stacking test
4.4.3.1 Number of test samples
Take 3 test samples for each design model.
4.4.3.2 Preparation of test samples
Fill the sample can with not less than 95% of its capacity. The contents can be replaced by materials with physical properties (such as mass and particle size) similar to those of calcium carbide.
4.4.3.3 Test equipment
According to the requirements of GB/T 4857.3
4.4.3.4 Test method and stacking load
A load is applied to the top surface of the test sample. The mass of this load is equivalent to the total mass of the same number of packages that may be stacked on it during transportation. The minimum stacking height including the test sample should be 3m. The stacking time is 24h. The stacking load is calculated according to the following formula:
Where:
-Load applied, in grams (kg); P
H-Stacking height (not less than 3m), in meters (In); h-Height of a single package, in meters (m); M-Gross mass of a single package, in kilograms (kg). 4.4.3.5 Criteria for passing the test
CGB/T15956-2008
The sample shall not be broken or overturned, and no damage that may affect transportation safety or deformation that may reduce its strength or cause unstable stacking of the package is allowed.
5 Inspection rules
5.1 Number of samples for different test items
5.1.1 Number of samples for different test items See Table 2 Table 2
Test items
4.1, 4.2, 4.3 of this standard
Airtight test
Drop test
Stacking test
5.1.2 Multiple tests can be carried out on a sample at the same time without affecting the test results. 5.2 See Table 3 for the classification of steel drum quality characteristics.
Ring reinforcement height
Ring reinforcement spacing
Inspection items
Center distance between injection port and air vent
Barrel top, barrel carbon depth
Round, burr-free, iron tongue-free
No mechanical damage, rust-free, impurity-free
Clear marking
Lap film thickness
Paint film adhesion
Air tightness
Stacking test
Drop test
Number of products|| tt||Classification of quality characteristics
GB/T15956—2008
5.3 If any sample has any of the following conditions, the product shall be judged as unqualified: a) Class A unqualified items are greater than zero;
b) Class 3 unqualified items are greater than three
5.4 Steel delivery inspection and type inspection
5.4.1 Factory inspection
5.4.1.1 Products delivered shall be issued with product certificates, and steel drums shall be considered as a batch based on the daily production volume.
5. 4. 1.2
The factory inspection of steel drums shall be carried out one by one according to the airtightness tests in 3.1~3.4 and 3.5. If any sample fails, the batch of products shall be judged to be unqualified in the factory inspection.
Type inspection
5. 4. 2. 1
Type inspection shall be conducted in the following situations:
Product trial type identification;
Product structure, material, process changes; normal production interval of half a year;
When production is resumed after a long-term suspension;
After major problems with product quality;
When the national quality supervision department makes a request. 5. 4. 2. 2
Type inspection shall be conducted in accordance with the requirements of Chapter 3. If one sample fails to meet the requirements, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be embossed with clear and neat marks on the top edge of the drum, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drum is filled with calcium carbide, it should be labeled according to the relevant regulations in GB190 and GB/T 191. Steel drums should be gently moved and placed to avoid collision during transportation and loading. 6.34
6,4 Boilers and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth for protection. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the barrel mouth, which consists of a barrel mouth, a flange, a sealing ring, a barrel cover straight-through safety device, etc. The closure is divided into two types: the lower reinforcement method of the barrel top and the upper reinforcement method of the barrel top. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the closure of the lower part of the barrel top reinforcement method are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
The appearance and assembly relationship of the lower part of the barrel top reinforcement closure Table A.1 Details of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter3.2 Preparation of test samples
Fill the sample can with contents that are not less than 95% of its capacity. The contents can be replaced by materials with physical properties (such as mass and particle size, etc.) similar to those of calcium carbide.
4.4.3.3 Test equipment
According to the requirements of GB/T 4857.3
4.4.3.4 Test method and stacking load
Apply a load on the top surface of the test sample. The mass of this load is equivalent to the total mass of the same number of packages that may be stacked on it during transportation. The minimum stacking height including the test sample should be 3m. The stacking time is 24h. The stacking load is calculated as follows:
Where:
-Load applied, in grams (kg); P
H-Stacking height (not less than 3m), in meters (In); h-Height of a single package, in meters (m); M-Gross mass of a single package, in kilograms (kg). 4.4.3.5 Criteria for passing the test
CGB/T15956-2008
The sample shall not be broken or overturned, and shall not be damaged in a way that may affect the safety of transportation, or deformed in a way that may reduce its strength or cause instability in the stacking of the package.
5 Inspection rules
5.1 Number of samples for different test items
5.1.1 Number of samples for different test items See Table 2 Table 2
Test items
4.1, 4.2, 4.3 of this standard
Airtight test
Drop test
Stacking test
5.1.2 Multiple tests can be carried out on a sample at the same time without affecting the test results. 5.2 See Table 3 for the classification of quality characteristics of steel drums.
Ring reinforcement height
Ring reinforcement spacing
Inspection items
Center distance between injection port and air vent
Barrel top, barrel carbon depth
Round, burr-free, iron tongue-free
No mechanical damage, rust-free, impurity-free
Clear marking
Lap film thickness
Paint film adhesion
Air tightness
Stacking test
Drop test
Number of products|| tt||Classification of quality characteristics
GB/T15956—2008
5.3 If any sample has any of the following conditions, the product shall be judged as unqualified: a) Class A unqualified items are greater than zero;
b) Class 3 unqualified items are greater than three
5.4 Steel delivery inspection and type inspection
5.4.1 Factory inspection
5.4.1.1 Products delivered shall be issued with product certificates, and steel drums shall be considered as a batch based on the daily production volume.
5. 4. 1.2
The factory inspection of steel drums shall be carried out one by one according to the airtightness tests in 3.1~3.4 and 3.5. If any sample fails, the batch of products shall be judged to be unqualified in the factory inspection.
Type inspection
5. 4. 2. 1bZxz.net
Type inspection shall be conducted in the following situations:
Product trial type identification;
Product structure, material, process changes; normal production interval of half a year;
When production is resumed after a long-term suspension;
After major problems with product quality;
When the national quality supervision department makes a request. 5. 4. 2. 2
Type inspection shall be conducted in accordance with the requirements of Chapter 3. If one sample fails to meet the requirements, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be embossed with clear and neat marks on the top edge of the drum, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drum is filled with calcium carbide, it should be labeled according to the relevant regulations in GB190 and GB/T 191. Steel drums should be gently moved and placed to avoid collision during transportation and loading. 6.34
6,4 Boilers and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth for protection. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the barrel mouth, which consists of a barrel mouth, a flange, a sealing ring, a barrel cover straight-through safety device, etc. The closure is divided into two types: the lower reinforcement method of the barrel top and the upper reinforcement method of the barrel top. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the closure of the lower part of the barrel top reinforcement method are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
The appearance and assembly relationship of the lower part of the barrel top reinforcement closure Table A.1 Details of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter3.2 Preparation of test samples
Fill the sample can with contents that are not less than 95% of its capacity. The contents can be replaced by materials with physical properties (such as mass and particle size, etc.) similar to those of calcium carbide.
4.4.3.3 Test equipment
According to the requirements of GB/T 4857.3
4.4.3.4 Test method and stacking load
Apply a load on the top surface of the test sample. The mass of this load is equivalent to the total mass of the same number of packages that may be stacked on it during transportation. The minimum stacking height including the test sample should be 3m. The stacking time is 24h. The stacking load is calculated as follows:
Where:
-Load applied, in grams (kg); P
H-Stacking height (not less than 3m), in meters (In); h-Height of a single package, in meters (m); M-Gross mass of a single package, in kilograms (kg). 4.4.3.5 Criteria for passing the test
CGB/T15956-2008
The sample shall not be broken or overturned, and shall not be damaged in a way that may affect the safety of transportation, or deformed in a way that may reduce its strength or cause instability in the stacking of the package.
5 Inspection rules
5.1 Number of samples for different test items
5.1.1 Number of samples for different test items See Table 2 Table 2
Test items
4.1, 4.2, 4.3 of this standard
Airtight test
Drop test
Stacking test
5.1.2 Multiple tests can be carried out on a sample at the same time without affecting the test results. 5.2 See Table 3 for the classification of quality characteristics of steel drums.
Ring reinforcement height
Ring reinforcement spacing
Inspection items
Center distance between injection port and air vent
Barrel top, barrel carbon depth
Round, burr-free, iron tongue-free
No mechanical damage, rust-free, impurity-free
Clear marking
Lap film thickness
Paint film adhesion
Air tightness
Stacking test
Drop test
Number of products|| tt||Classification of quality characteristics
GB/T15956—2008
5.3 If any sample has any of the following conditions, the product shall be judged as unqualified: a) Class A unqualified items are greater than zero;
b) Class 3 unqualified items are greater than three
5.4 Steel delivery inspection and type inspection
5.4.1 Factory inspection
5.4.1.1 Products delivered shall be issued with product certificates, and steel drums shall be considered as a batch based on the daily production volume.
5. 4. 1.2
The factory inspection of steel drums shall be carried out one by one according to the airtightness tests in 3.1~3.4 and 3.5. If any sample fails, the batch of products shall be judged to be unqualified in the factory inspection.
Type inspection
5. 4. 2. 1
Type inspection shall be conducted in the following situations:
Product trial type identification;
Product structure, material, process changes; normal production interval of half a year;
When production is resumed after a long-term suspension;
After major problems with product quality;
When the national quality supervision department makes a request. 5. 4. 2. 2
Type inspection shall be conducted in accordance with the requirements of Chapter 3. If one sample fails to meet the requirements, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be embossed with clear and neat marks on the top edge of the drum, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drum is filled with calcium carbide, it should be labeled according to the relevant regulations in GB190 and GB/T 191. Steel drums should be gently moved and placed to avoid collision during transportation and loading. 6.34
6,4 Boilers and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth for protection. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the barrel mouth, which consists of a barrel mouth, a flange, a sealing ring, a barrel cover straight-through safety device, etc. The closure is divided into two types: the lower reinforcement method of the barrel top and the upper reinforcement method of the barrel top. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the closure of the lower part of the barrel top reinforcement method are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
The appearance and assembly relationship of the lower part of the barrel top reinforcement closure Table A.1 Details of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter5 Criteria for passing the test
CGB/T15956-2008
The sample shall not be broken or overturned, and no damage that may affect transportation safety or deformation that may reduce its strength or cause unstable stacking of the package is allowed.
5 Inspection rules
5.1 Number of samples for different test items
5.1.1 Number of samples for different test items See Table 2 Table 2
Test items
4.1, 4.2, 4.3 of this standard
Airtight test
Drop test
Stacking test
5.1.2 Multiple tests can be carried out on a sample at the same time without affecting the test results. 5.2 See Table 3 for the classification of steel drum quality characteristics.
Ring reinforcement height
Ring reinforcement spacing
Inspection items
Center distance between injection port and air vent
Barrel top, barrel carbon depth
Round, burr-free, iron tongue-free
No mechanical damage, rust-free, impurity-free
Clear marking
Lap film thickness
Paint film adhesion
Air tightness
Stacking test
Drop test
Number of products|| tt||Classification of quality characteristics
GB/T15956—2008
5.3 If any sample has any of the following conditions, the product shall be judged as unqualified: a) Class A unqualified items are greater than zero;
b) Class 3 unqualified items are greater than three
5.4 Steel delivery inspection and type inspection
5.4.1 Factory inspection
5.4.1.1 Products delivered shall be issued with product certificates, and steel drums shall be considered as a batch based on the daily production volume.
5. 4. 1.2
The factory inspection of steel drums shall be carried out one by one according to the airtightness tests in 3.1~3.4 and 3.5. If any sample fails, the batch of products shall be judged to be unqualified in the factory inspection.
Type inspection
5. 4. 2. 1
Type inspection shall be conducted in the following situations:
Product trial type identification;
Product structure, material, process changes; normal production interval of half a year;
When production is resumed after a long-term suspension;
After major problems with product quality;
When the national quality supervision department makes a request. 5. 4. 2. 2
Type inspection shall be conducted in accordance with the requirements of Chapter 3. If one sample fails to meet the requirements, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be embossed with clear and neat marks on the top edge of the drum, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drum is filled with calcium carbide, it should be labeled according to the relevant regulations in GB190 and GB/T 191. Steel drums should be gently moved and placed to avoid collision during transportation and loading. 6.34
6,4 Boilers and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth for protection. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the barrel mouth, which consists of a barrel mouth, a flange, a sealing ring, a barrel cover straight-through safety device, etc. The closure is divided into two types: the lower reinforcement method of the barrel top and the upper reinforcement method of the barrel top. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the closure of the lower part of the barrel top reinforcement method are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
The appearance and assembly relationship of the lower part of the barrel top reinforcement closure Table A.1 Details of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter5 Criteria for passing the test
CGB/T15956-2008
The sample shall not be broken or overturned, and no damage that may affect transportation safety or deformation that may reduce its strength or cause unstable stacking of the package is allowed.
5 Inspection rules
5.1 Number of samples for different test items
5.1.1 Number of samples for different test items See Table 2 Table 2
Test items
4.1, 4.2, 4.3 of this standard
Airtight test
Drop test
Stacking test
5.1.2 Multiple tests can be carried out on a sample at the same time without affecting the test results. 5.2 See Table 3 for the classification of steel drum quality characteristics.
Ring reinforcement height
Ring reinforcement spacing
Inspection items
Center distance between injection port and air vent
Barrel top, barrel carbon depth
Round, burr-free, iron tongue-free
No mechanical damage, rust-free, impurity-free
Clear marking
Lap film thickness
Paint film adhesion
Air tightness
Stacking test
Drop test
Number of products|| tt||Classification of quality characteristics
GB/T15956—2008
5.3 If any sample has any of the following conditions, the product shall be judged as unqualified: a) Class A unqualified items are greater than zero;
b) Class 3 unqualified items are greater than three
5.4 Steel delivery inspection and type inspection
5.4.1 Factory inspection
5.4.1.1 Products delivered shall be issued with product certificates, and steel drums shall be considered as a batch based on the daily production volume.
5. 4. 1.2
The factory inspection of steel drums shall be carried out one by one according to the airtightness tests in 3.1~3.4 and 3.5. If any sample fails, the batch of products shall be judged to be unqualified in the factory inspection.
Type inspection
5. 4. 2. 1
Type inspection shall be conducted in the following situations:
Product trial type identification;
Product structure, material, process changes; normal production interval of half a year;
When production is resumed after a long-term suspension;
After major problems with product quality;
When the national quality supervision department makes a request. 5. 4. 2. 2
Type inspection shall be conducted in accordance with the requirements of Chapter 3. If one sample fails to meet the requirements, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be embossed with clear and neat marks on the top edge of the drum, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drum is filled with calcium carbide, it should be labeled according to the relevant regulations in GB190 and GB/T 191. Steel drums should be gently moved and placed to avoid collision during transportation and loading. 6.34
6,4 Boilers and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth for protection. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the barrel mouth, which consists of a barrel mouth, a flange, a sealing ring, a barrel cover straight-through safety device, etc. The closure is divided into two types: the lower reinforcement method of the barrel top and the upper reinforcement method of the barrel top. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the closure of the lower part of the barrel top reinforcement method are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
The appearance and assembly relationship of the lower part of the barrel top reinforcement closure Table A.1 Details of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter2
Type inspection shall be carried out according to the requirements of Chapter 3. If one sample fails the inspection, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be printed with clear and neat markings on the top edge of the drums, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drums are filled with calcium carbide, they shall be affixed with markings in accordance with the relevant regulations in GB190 and GB/T 191. Steel drums shall be handled and placed gently during transportation and loading to avoid collision. 6.34
6.4 Pots and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth to prevent damage. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the drum mouth, consisting of a drum mouth, a flange, a sealing ring, a drum cover straight-through safety device, etc. The closure is divided into two types: the drum top lower reinforcement method and the drum top upper reinforcement method. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the drum top lower reinforcement method closure are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
Appearance and assembly relationship of the reinforcement closure at the bottom of the barrel top Table A.1 Detailed list of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter2
Type inspection shall be carried out according to the requirements of Chapter 3. If one sample fails the inspection, the batch of products shall be deemed to have failed the type inspection. 5.4.2.3
6 Marking, transportation, storage
6.1 Steel drums shall be printed with clear and neat markings on the top edge of the drums, including: manufacturer name or code, year and month of manufacture, and steel plate thickness (top, bottom/body).
6.2 After the steel drums are filled with calcium carbide, they shall be affixed with markings in accordance with the relevant regulations in GB190 and GB/T 191. Steel drums shall be handled and placed gently during transportation and loading to avoid collision. 6.34
6.4 Pots and drums should be stored indoors. When stacked outdoors, the bottom layer should be padded with sleepers and the surface should be covered with cloth to prevent damage. 6
A.1 Closure structure
Appendix A
(Informative Appendix)
Steel drum closure
GB/T15956--2008
The closure is a matching closure device for the drum mouth, consisting of a drum mouth, a flange, a sealing ring, a drum cover straight-through safety device, etc. The closure is divided into two types: the drum top lower reinforcement method and the drum top upper reinforcement method. A.2 Technical requirements
A.2.1 The appearance and assembly relationship of the drum top lower reinforcement method closure are shown in Figure A.1 and Table A.1. The unit is meter
9215二1
4250上.0.5
Flange ring
Sealing ring
Straight-through safety device
Appearance and assembly relationship of the reinforcement closure at the bottom of the barrel top Table A.1 Detailed list of closure parts
$282/$218×5
285/$216×3
M10X20
$255×5
The shape and size of barrel II shall comply with the provisions of Figure A.2. A.2.1.1
Shape and size of barrel mouth
Pressing on the barrel top
Pressing with barrel mouth, spot welding
Unit is mil
B/T15956—2008
A 2. 1. 2
The shape and size of flange ring shall comply with the provisions of Figure A.3. 2×45
$250±0.5
The shape and size of sealing ring shall comply with the provisions of Figure A, 4. A, 2. 1. 3
Figure A.4The shape and size of sealing ring in the straight-through safety device shall comply with the provisions of Figure A.5. A. 2. 1. 4
Note: Made by drilling with M10×20 bolts. B
Figure A.5 Straight-through safety device
4MLO uniform distribution
Unit is mm
Unit is mm
Single shock is meter
A.2.1.5 The shape and size of the barrel cover shall comply with the provisions of Figure A.6, 1 gourd-shaped hole
Figure A.6 Barrel cover
A, 2.2 The shape and assembly relationship of the closure (barrel top reinforcement method) are shown in Figure A, 7 and Table A.2.215
￥312
Figure A, 7 The shape and assembly relationship of the closure (capture top reinforcement)g:
GB/T15956-2008
Unit is mm
Unit is mm
GB/T 15956--2008
A. 2. 2. 1
Straight-through safety device
Heart-shaped sealing ring
Table A.2 Parts list of closure
M10X20
$270/217×8
Inner 215
The shape and size of the reinforcing ring shall comply with the provisions of Figure A.8. 1.5X45
1×45°
14-M10
Figure A.8 Reinforcement ring
A,2.2.20 The shape and size of the heart-shaped sealing ring shall comply with the provisions of Figure A.9. 214
Figure A.90-shaped sealing ring
Soft rubber
Stamping on the top of the barrel
Uniform distribution, the same as Figure A.5
Pressing with 1.1, spot welding
Unit is meter
Unit is meter
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