Some standard content:
Light Industry Industry Standard of the People's Republic of China
Monthly Suitcases
Subject Content and Scope of Application
QB/T1585-1992
This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of household suitcases. This standard applies to all kinds of household suitcases.
2 Reference Standards
Test Method for Bonding Strength of Metal Coatings on Light Industrial Products GB/T 5933
Test Method for Corrosion Resistance of Metal Coatings and Chemically Treated Coatings on Light Industrial Products Neutral Salt Spray Test (NSS) Method GB/T 5938
GB/T 5944
ZB Y45 002
3 Terminology
Evaluation of Corrosion Test Results of Metal Coatings on Light Industrial Products Terminology for Suitcases and Bags Industry
See ZBY 45002.
4 Product classification
4.1 Product varieties
According to the surface material
Fiber fabrics (various cotton, linen, chemical fiber and other fabrics); artificial leather (recycled leather, synthetic leather, PVC, PU and other artificial leather); natural leather (various natural leather).
According to the box material
Yellow cardboard (straw cardboard, straw cardboard, etc.); box cardboard;
Plywood (three-layer plywood, five-layer plywood). According to the box type
Soft cover (with corner wrapping, without corner wrapping);
Semi-round corner;
Four-round corner,
Round corner (with corner wrapping, without corner wrapping);
Right angle (hard cover box) (with corner wrapping, without corner wrapping). 4.2 Length specifications and dimensions should comply with the provisions of Table 1. Approved by the Ministry of Light Industry of the People's Republic of China on August 31, 1992, and implemented in accordance with the American standard on April 1, 1993. Nominal size, mm (inch) 460 (18) 485 (19) 510 (20) 535 (21) 560 (22) 585 (23) 610 (24) 635 (25) 660 (26) 685 (27) 5 Technical requirements 5 Self-weight and load-bearing capacity shall comply with the requirements of Table 2.
460~485
510~535
560~585
610~660
685~760
785~840
860~915
5.2 Appearance requirements
QB/T1585
Tolerance, mm
Dead weight, kg
Nominal size, mm (inch)
710(28)||tt ||735(29)
760(30)
785(31)
810(32)
840(33)
860(34)
890（35)
915(36)
Tolerance, mm
Maximum load, kg
5.2.1 Box body: Full and well-proportioned, with clear outlines, symmetrical corners, rounded corners, square corners, and stable grounding. 5.2.2
5.2.2.1 The box surface has no obvious color difference, clear texture, no stains or scratches, and the glue is flat and not skewed or wavy. 5.2.2.2 The inlays on the box surface are flat, firm, symmetrical, and straight, and there is no obvious misalignment at the joints. 5.2.2.3 Case surface defects
Two inconspicuous defects are allowed on the cover and front upper, two defects are allowed on the side upper, three defects are allowed on the bottom, and four defects are allowed on the back upper. However, defects are not allowed to be concentrated within 400cm2. 5.3 Component requirements
Edges are smooth and thickness is uniform.
5.4 Side hemming requirements
Width is consistent, tight and solid.
5.5 Case opening
Assemble tightly and firmly, open freely, and the gap is not more than 4mm. 5.6 Sewing requirements
Quasi-hot solid mesh
m device standard line
QB/T1585—1992
Stitches are arranged evenly, stitches are straight, and there is no skipped stitches, loose threads, or turned threads. The stitch length on the box surface is (18 ± 2) stitches/100mm; the stitch length inside the box is (25 ± 2) stitches/100mm.
5.7 The inside of the box
is neat and tidy, with basically uniform color, firmly pasted, and no serious printing. 5.8 Requirements for hardware accessories assembly
5.8.1 The assembly is symmetrical, reasonable, firm, and flexible to open. 5.8.2 The surface is not damaged or peeled, not skewed or bent, and the rivets are flat. 5.9 Physical and mechanical properties
5.9.1 The weight of the suitcase
According to the range specified in Table 2, the handle of the suitcase will not loosen, break, or fall off under normal use, the box body will not be obviously deformed, and the lock of the suitcase will not fail. 5.9.2 Static pressure resistance
Under stable static state, the box surface is evenly loaded with 30kg (460.~~610mm) and 40kg (635～915mm). After 4 hours of pressure, the box does not collapse, deform, crack, or derail.
5.9.3 Impact resistance
The box falls freely under the specified load. After the impact, the box body does not deform, collapse, lose nails, derail, or crack. 5.10 Hardware accessories quality requirements
5.10.1 Surface quality
The surface is bright, and no burning, pinholes, blistering, peeling, missing plating, or obvious scratches are allowed. 5.10.2 Plating bonding strength
The plating shall not be lifted or fallen off.
5.10.3 Corrosion resistance
Test according to GB/T5938. Chrome plating test for 24 hours, nickel plating and zinc plating for 6 hours, the corrosion area of the plating layer shall not exceed 4%. 5.11 Performance of box locks
5.11.1 Flexibility: The key can be inserted and removed smoothly, the lock core can rotate flexibly, and the lock head can bounce neatly. 5.11.2 Durability: The die-cast lock can be opened and closed continuously for 5000 times, and the stamped lock can be opened and closed continuously for 3000 times. 5.12 Dryness
The moisture content shall not exceed 18%.
6 Test method
6.1 Specifications and dimensions
Measure the longest point of the outer contour with a ruler and check 4.2. 6.2 Box weight
Measure with a scale and check 5.1.
6.3 Appearance
Visual inspection, sufficient light in the room, distance of 500mm, check 5.2, 5.3, 5.4, 5.6, 5.7, 5.8, 5.10.1. 6.4 Box mouth clearance
Measure with a plug gauge, check 5.5.
6.5 Stitch length of sewing thread
Measure with a straight ruler, check 5.6.
6.6 Physical and mechanical properties
6.6.1 The suitcase is loaded according to the specified weight, carried by hand and swung 60° arbitrarily 5 times. Visual inspection, check 5.9.1. 6.6.2 The suitcase surface is evenly loaded with 30kg (460~610mm) and 40kg (635~915mm), and the pressure is 4h. After the load is removed, visual inspection, check 5.9.2.
Quasi-heat solid network
QB/T 1585—1992
6.6.3 The suitcase is loaded according to the requirements of Table 2, and the back side is allowed to fall freely 300mm from the ground. Visual inspection is conducted and the test is conducted in accordance with Article 5.9.3. 6.7 Box lock test
6.7.1 Flexibility: insert the key into the lock and pull it out. Test Article 5.11.1. 6.7.2 Durability: open and close the lock continuously by hand. Test Article 5.11.2. 6.8 Hardware accessories quality test
6.8.1 Bonding strength: conduct according to the requirements of GB/T5933 and test Article 5.10.2. 6.8.2 Corrosion resistance: evaluate according to the requirements of GB/T5938 and GB/T5944 and test Article 5.10.3. 6.9 Dryness
Measured with a wood moisture content meter and tested in accordance with Article 5.12. 7 Inspection rules
7.1 Delivery inspection
Each batch of products shall be subject to delivery inspection, and the inspection items are 5.2, 5.3, 5.4, 5.6, 5.7, 5.8, 5.10.1, all of which shall be inspected. 7.2 Type inspectionbzxZ.net
Type inspection shall include all technical requirements specified in this standard. Type inspection shall be carried out when the product meets any of the following conditions. a.
Trial production and identification of new products,
Major changes in product structure, process or materials used; once every six months for continuously produced products, and products are produced again after an interval of more than six months;
The inspection results of both parties are significantly different from the last type inspection; the national quality supervision agency has put forward the requirement for type inspection. 7.3 Sampling rules
Every batch of 1000 (or less than 1000) products, 3 are randomly selected, and 1 is selected each time for physical and mechanical properties. 7.4 Formulating rules
Articles 5.8.1, 5.95.11, and 5.12 of the technical requirements of this standard are major items, and the others are minor items. If a product has one major item, and more than five minor items of a single product or more than ten minor items of a cumulative batch are unqualified, it is allowed to double re-test the unqualified items, and the re-test is qualified.
8. Labeling, packaging, transportation, storage
8.1 Marking
8.1.1 Product marking: The product should have a trademark and a certificate of conformity. 8.1.2 Outer packaging marking: The outer packaging box should have the factory name, product name, specification, quantity, item number, weight, volume, packing date, and should also have markings such as "handle with care", "pay attention to upward", and "moisture-proof". 8.2 Packaging
The products shall be packed in cartons or other materials, and the inner wall shall be covered with moisture-proof materials. 8.3 Transportation
Handle with care during transportation, and do not stack too high to avoid crushing. Protect from sun and rain. 8.4 Storage
Store in a dry and well-ventilated warehouse. The products shall be at least 300mm above the ground and the wall, and shall not coexist with oil, acid, alkali and chemical corrosive products. The products in stock shall be checked regularly to prevent deformation, discoloration, mildew and insect damage. 342
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Additional Notes:
This standard was proposed by the Quality Standards Department of the Ministry of Light Industry QB/T1585—1992
This standard is under the jurisdiction of the National Fur Leather Standardization Center. This standard was drafted by the Shanghai Suitcase Factory
The main drafters of this standard are Jin Zhongyuan and Li Hengde. Standard search network www.bzs050.20m China standard industry information science and technology fee download 343
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