Some standard content:
GB130421998
This standard is based on the original national standard GB13042-1991, and absorbs some contents of foreign advanced standards. The size requirements are based on the DIN5550 standard for the size of the 25mm roll mouth of the gas-raising agent packaging can. In addition, the technical content has been increased and improved, and the indicators such as appearance, internal and external coatings have been improved. The main points of the revision are as follows:
1. Added definitions and symbols!
2. The first The following contents are added to the requirements of this chapter: a) Added classification: b) Added the requirements of the factory for material quality: Added the requirements for aluminum cans in the external requirements: d) Added "can height tolerance, can light weight specification: e) Eliminated the physical and chemical indicators of the paint film, and added the requirements for the inner and outer coatings: f) Adjusted the "conductivity reading" of the original aluminum can inner coating: 3. Deleted the chapter on aerosol moisture in the original standard; 4. The sampling method and judgment rules are stricter than the original standard; 5. In Chapter 5, the test method of the physical and chemical indicators of the paint film was cancelled, and the test method for the requirements of the inner and outer coatings was added; 6. The name of the original standard was changed. The standard shall replace GB13042-1991 from the date of entry into force. This standard is proposed by China National Packaging Corporation. This standard is issued by the National Packaging Standardization Metal Container Technical Committee. This standard is jointly drafted by Zhongshan Kaisong Jingniu Chemical Co., Ltd. Xiboer (Shan) Co., Ltd. and Tianjin Meite Co., Ltd.
Main contributors! Hao Huanshu, Xie Xiuqiong, Yang Zhenwei, Zhao Chuangyao, Zhang Yanling, 1 Scope
National Standard of the People's Republic of China
Packaging Container Aerosol Cans
Packaging containers -Aerasol cans GB13042 -- 1998
Recommended G13042—1991
This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation and storage of aerosol cans. This standard applies to the production, use, circulation and supervision inspection of aerosol cans with a diameter of 25.4Inm and made of tinned thin steel plates or aluminum raw materials.
2 Referenced standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and the parties using this standard should discuss the possibility of using the latest version of the following standards. GB/T1720-979 Determination of paint film adhesion GB/T2520.988 Electroplated tinned steel sheet and steel strip GB/T2828-1987 Count sampling procedure and sampling table for batch inspection (applicable to inspection of continuous batches) GB/TG739-1996 Pencil determination of coating hardness GB/T8230-1987 Technical conditions for epoxy phenolic type coated tinned (or chrome-plated) sheets BHB0009-1996 Aluminum for spray cans
3 Definitions and symbols
This standard uses the following definitions and symbols.
3.1 Definitions
3.1.1 Aerosol cans can
A disposable metal container for aerosol products, which allows the aerosol products to be ejected through the valve well in a controlled shape under the action of the valve.
3.1.2 Tinplate linplaie can
An aerosol can made of tinplate. 3.1.3 Straight-body tinplatocan The top and bottom diameters of the can body remain unchanged, and the body is a straight-cylindrical tinplatocan. 3.1.4 Necked-in tinplate can The top and bottom diameters of the can body are reduced, and the neck-type tinplatocan. 3.1.5 Aluminum canaluminum can
An aerosol can made of a single piece of lead material. See Figure 1 for the plan views of various cans. 3.2 Symbols 4 Requirements 4.1 Classification Straight body galvanized steel plate can Round shoulder aluminum m (.A) Full mouth outer diameter; Inner diameter; Height of can mouth: Mouth curling radius; Nominal diameter of can body; Nominal height of can body Tinned Thin steel plate lotus Z type
collar type
GB13042—199F
neck tinned thin plate can
oblique type aluminum can (B)
neck tinned thin plate can
step shaping type (C.)
instant opening type (A)
aluminum can Y type
oblique shoulder type (B)
step shoulder (C)
4.2 Basic requirements
GB 13042—1998
4.2.1 Tinned thin steel plate can meet the specifications of GB/T2520. 4.2.2 Lead material performance should meet the requirements of BB 0009, 4.3 Appearance requirements
4.3.1 The printed images and texts shall be clear and complete and consistent with the sample colors, but slight color difference approved by the customer is allowed. The images and texts shall be accurately overprinted. There shall be no obvious scratches on the main parts of the printing: there shall be no more than two slight scratches on the secondary parts (not more than 0.3mm×20In). 4.3-2 The neck of the aluminum can shall not have cracks, obvious wrinkles, dents or mechanical damage. The rolled edge of the tinned thin steel can shall be smooth and free of wrinkles, cracks and deformation, and the weld shall be smooth.
4.3.3 The can body shall be flat and free of rust. For cans with internal silt, the inner coating shall be even and there shall be no protrusions. 4.4 Aerosol can size requirements The seven dimensions and tolerances of the door part are shown in Table 2. The main dimensions of the Y-type can and the Z-type can are shown in Figure 2. Energy ball Outer diameter of the mouth Contact height of the mouth Contact height (10 pieces) Key edge diameter R Minimum size Limit error Indicative size Throw-in error Filling error +6, 10
For the tank diameter specifications of gas tanks, see Table 2.
Tank (Y type)
Thin plate end (Z type)
4.5 Requirements for inner and outer coatings
$15,
GB 130421998
+45,
452,
4.5.1 Adhesion test of inner and outer coatings (200g/secondary) The coating does not fall off. 4. 5.2 Hardness of outer coating: 2 H.
4.5.3 Heat resistance test (55℃, 15 m1n) The inner and outer coatings do not fall off or wrinkle. 4.5.4 Density of inner coating of aluminum tank (conductivity value); ≤30mA4. 6 Pressure resistance requirements
4. 6. 1 Leakage test (0. 8 MPa, 1 mIn): No leakage. 4.6.2 Deformation pressure: 1.2 MPa:
4.6.3 Burst pressure: =-1.4MPa.
5 Test method
5.1 Appearance: Measure at a distance of 6㎡ under natural light or 10W light. 5.2 Specification and size test
5.2.1 The inner and outer diameters of the mouth of the aerosol can and the can height are measured with a special through gauge or vernier caliper (accuracy is 0.02 mm). 5.2.2 The contact height is measured with a contact height dial indicator, and 5.2.3 The curling radius is measured with a special radius meter. 5.3 Test of adhesion of internal and external coatings
5.3.1 Cross-cut method
5.3.1.1 Only for apparatus and materials
8) Transparent adhesive tape, the adhesion should meet the requirements of 2.A.2~~2.4.3 in GB/8230; h) Special marking gauge;
c) Marking (paper cutting),
5.3.1.2 Test method
Place the marking gauge at the most tested position, and use the marking knife to cut the marking gauge horizontally 11 times and vertically 11 times, with a spacing of 1mm. Then stick the adhesive tape to the marked position, press it with your fingers until it is completely attached, and then tear off the adhesive tape quickly and forcefully to observe the coating. When testing the adhesion of the internal coating, the can body must be cut open and flattened for measurement. 5. 3.2 Circle method
Perform according to G/『1720 method.
The arbitration is conducted in accordance with GB/T 1720.
5.4 Test of external coating hardness
Performed in accordance with GB/T 6739.
5.5 Test of heat resistance
5.5.1 Instrument
Electrically heated constant temperature water bath.
5.5.2 Test method
After adjusting the constant temperature water bath to 55°C, place the sample in the water bath and immerse it. After 15 rm1n, take it out and observe the coating. 5.6 Leakage test
Water bath tester.
5.6.2 Test method
GB 13042—1998
Put the sample on the water drop tester, put it into the water and inflate it to 0.80MPa~0.85MPa. Observe whether there are bubbles within 1mm of the entire tank. www.bzxz.net
5.7 Determination of deformation pressure and bursting pressure
5.7.1 Instrument
Burst pressure measuring instrument: pressure range 0~~2. 5 MPa5.7.2 Test method
Fill the tank with clean water, insert the sealing head, tighten it, fill the tank with water and gradually increase the pressure to 1.2MPa, maintain it for 10 seconds, and observe whether the tank has permanent deformation. Continue to increase the pressure to 1.4MPa, maintain it for 10 seconds, and observe whether there is a bursting phenomenon. 5.8 Density measurement of inner coating of lead cans
5.8.1 Instruments and materials
a) Special coating conductivity tester: DC voltage 6.3V, measuring range 0~125mA, b) Electrolyte: 1% sodium fluoride (Nacl) aqueous solution. 5.8.2 Test method
Inject sodium fluoride aqueous solution into the sample can until the liquid surface is 6mm away from the can mouth, then place the sample can on the can stand of the tester, operate according to the instrument use regulations to obtain the reading, and express it in conductivity. 6 Inspection rules
6.1 One shipment is a batch, and one gas can is a unit product. 6.2 The content of the product is different, and the requirements for the chemical properties of the inner wall coating are different. The manufacturer should provide the user with a sample can work for the endurance test and obtain confirmation.
6.3 When there are special requirements for the specifications and performance of the product, it should meet the contract requirements signed by the supply and demand parties. 6.4 Product inspection is divided into factory inspection and type inspection. Factory inspection must be carried out when the product is delivered. Factory inspection items include: appearance requirements and size requirements. Type inspection includes all items: 6.5 Type inspection should be carried out in the following cases: a) When there are major changes in raw materials and processes; b) Once a month during normal production; d) When the product is stopped and resumed; e) When the national quality and technical supervision agency proposes a type inspection requirement. 6.6 In the requirements of this standard, 4.3 and 4.4 shall follow the normal inspection double sampling plan in GB/T2828, and 4.5 and 4.6 shall follow the normal inspection single sampling plan.
6.7 Judgment rules
Inspection level: 4.3 shall follow S-4; 4.4 shall follow S-3; 4.5 and 4.6 shall follow S-2. Qualified quality level: Class A unqualified, AQL=1; Class B unqualified, AQL=1.5; Class C unqualified, AQI,=4,6.8 Defect classification table (see Table 3).
Ruler (4.4)
Class 8 non-conformity
Class B non-conformity
Class C non-conformity
Inspection item H
Hardness of outer layer (4.5)
Heat resistance test (4.5)
Density of inner layer of lead tank (1.5)
Leakage test age [4.6]
Deformation pressure (4. 6)
Burst pressure (4.6)
Judgment array
GB13042—1998
Table 3 (end)
Class A non-conformity
Normal inspection..The judgment number of the sampling plan and inspection level S4 is shown in Table 4. Table 4
Below 10 600
10 000-~35 000
75000 and above
Number of sampling
Second time
First time
Second time
Second time
Sample size
For normal inspection sampling plan and the number of judgments of inspection level S3, please see Table 5. Table 5
Number of sampling
First time
Second time
Sample size
Unqualified
Cumulative sample size
Cumulative sample size
For normal inspection sampling plan and the number of judgments of inspection level S-2, please see Table 6. 6
Marking, packaging, transportation and storage
7.1 Marking||t t||Size
Class A does not contain chromium
Class C does not contain extrusion
Class C is unqualified
Class B will not be qualified
Class B is not medium
The surface of the packaging box should have the product name, specifications, quantity, packaging box size, gross weight, manufacturer name, factory address and "Handle with care" signs. 7.2 Packaging
Use corrugated cardboard boxes for packaging, and the products are arranged vertically. The products are separated by cross paper, or packaged according to user requirements. 7.3 Transportation
During transportation, load and unload with care, and it is strictly forbidden to throw, prevent collision, avoid rain, sunlight and pollution. 7.4 Storage
The product should be stored in a ventilated, clean place, avoid direct sunlight, and it is strictly forbidden to press it.The sampling plan and the determination number of inspection level S4 are shown in Table 4. Table 4
10 600 or less
10 000-~35 000
75000 and above
Number of sampling
Second time
First time
Second time
Second time
Sample size
For normal inspection sampling plan and the number of judgments of inspection level S3, please see Table 5. Table 5
Number of sampling
First time
Second time
Sample size
Unqualified
Cumulative sample size
Cumulative sample size
For normal inspection sampling plan and the number of judgments of inspection level S-2, please see Table 6. 6
Marking, packaging, transportation and storage
7.1 Marking||t t||Size
Class A does not contain chromium
Class C does not contain extrusion
Class C is unqualified
Class B will not be qualified
Class B is not medium
The surface of the packaging box should have the product name, specifications, quantity, packaging box size, gross weight, manufacturer name, factory address and "Handle with care" signs. 7.2 Packaging
Use corrugated cardboard boxes for packaging, and the products are arranged vertically. The products are separated by cross paper, or packaged according to user requirements. 7.3 Transportation
During transportation, load and unload with care, and it is strictly forbidden to throw, prevent collision, avoid rain, sunlight and pollution. 7.4 Storage
The product should be stored in a ventilated, clean place, avoid direct sunlight, and it is strictly forbidden to press it.The sampling plan and the determination number of inspection level S4 are shown in Table 4. Table 4
10 600 or less
10 000-~35 000
75000 and above
Number of sampling
Second time
First time
Second time
Second time
Sample size
For normal inspection sampling plan and the number of judgments of inspection level S3, please see Table 5. Table 5
Number of sampling
First time
Second time
Sample size
Unqualified
Cumulative sample size
Cumulative sample size
For normal inspection sampling plan and the number of judgments of inspection level S-2, please see Table 6. 6
Marking, packaging, transportation and storage
7.1 Marking||t t||Size
Class A does not contain chromium
Class C does not contain extrusion
Class C is unqualified
Class B will not be qualified
Class B is not medium
The surface of the packaging box should have the product name, specifications, quantity, packaging box size, gross weight, manufacturer name, factory address and "Handle with care" signs. 7.2 Packaging
Use corrugated cardboard boxes for packaging, and the products are arranged vertically. The products are separated by cross paper, or packaged according to user requirements. 7.3 Transportation
During transportation, load and unload with care, and it is strictly forbidden to throw, prevent collision, avoid rain, sunlight and pollution. 7.4 Storage
The product should be stored in a ventilated, clean place, avoid direct sunlight, and it is strictly forbidden to press it.
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