GB/T 9174-2008General specification for transport packages of general cargo (English PDF)

4.1 Box type

Box packages shall be vertical hexahedron with certain rigidity, and it is cuboid in general. In accordance with material, it may also be classified as wooden box, gap wooden box, corrugated case, calcium plastic box, plywood box, bamboo veneer box, fiberboard case, shaving board box, magnesite concrete box etc.

4.2 Barrel type

Barrel packages shall be cylindrical barrel, square barrel and pipa barrel in general. In accordance with material, it may also be classified as metal bucket, cask, aluminum barrel, cardboard barrel, veneer barrel, fiberboard barrel, plastic bucket etc.

4.3 Bag type

Bag package shall be folding flexible packing container with one end opens. In accordance with material, it may also be classified as gunnysack, multiwall paper sack, cloth bag, knitting bag, laminated bag etc.

4.4 Wrapping type

Wrapping package is to cover the cargo with one layer or multi-layer of flexible material and clench, and fix it with all kinds of strapping tapes. In accordance with wrapping material, it may also be classified as cloth wrapping, gunnysack wrapping, mat wrapping, plastic knitted cloth wrapping, paper wrapping etc.

4.7 Jar type

Jar package shall be packing container with narrow opening and large stomach; it is usually in the forms of small screw mouth, with or without ear (handle), wide opening, without screw mouth.

4.8 Partial packing and binding type

Partial packing and binding type is partial packing of winding, bundling, binding etc.

5.1 Box type

5.1.1 Wooden box

5.1.2 Corrugated box

5.1.2.1 Ordinary corrugated box

According to the contents, mass and purpose, it shall meet the requirements of GB/T 6543.

5.1.2.2 Heavy corrugated box

5.1.2.3 Calp box

According to the contents, mass and purpose, it shall meet the requirements of GB/T 6980.

5.2 Barrel type

5.2.1 Steel barrel

According to the contents, mass and purpose, it shall meet the requirements of GB/T 325,

GB 13252 and GB/T 17343.

5.2.2 Veneer (fiberboard) barrel

5.2.2.1 The veneers for barrel fabrication use shall not be less than 3 layers and the barrel bottom and barrel cap shall adopt five layers of veneers without any degumming and bubbling. The fiberboard shall be provided with good water resistance performance.

5.2.3 Cardboard barrel

5.2.3.1 The cardboard barrel is made of multiwall Kraft by sticking and pressing; its surface layer shall be coated with protective layer of water resistance performance.

5.2.3.2 The barrel cap or barrel bottom may adopt identical material or five layers of veneers; the barrel bottom and barrel body shall be combined with steel strip by hemming compressing.

5.2.3.3 Sealing. shall be firmly hooped and pinned with biting cap.

5.2.3.4 Loading and transporting of gelatinoid with cardboard barrel shall be provided with lining bags and the bag opening shall be tied up. The volume of the lining bag shall be larger than the external packing barrel.

5.2.4 Pipa form wooden barrel

5.2.4.1 The board thickness for barrel shall not be less than 20mm.

5.2.5 Rigid plastic barrel

5.2.5.1 It is required to be without crack, leakage and aging phenomenon. Its mold shall be convenient for stacking, loading and unloading and carrying.

5.2.5.2 The sealing is required to be tighten up with double-layer barrel cap; the contents shall not be leaked.

5.2.5.3 According to the contents, mass and purpose, it shall meet the requirements of GB/T 13508.

5.2.5.4 Drop test shall be carried out below -18°C and the stacking test temperature shall be above 40°C for 28d. The cargo shall not be used until the test is qualified. Container-unit transportation shall be used as much as possible.

5.3 Bag type

5.3.1 Gunny bag

5.3.1.1 The openings of all kinds of packaging bags shall be folded and densely seamed with uniform stitch length. The contents shall not be exposed, scattered or leaked. Tying the opening by hand is not permissible.

5.3.2 Cloth bag

5.3.2.1 Cloth for bag shall adopt ordinary cotton cloth, canvas or plastic fabric cloth; the cloth shall be mono-block without any split and hole; used cloth shall not be used.

5.3.2.2 Stitch density of cloth bag hemming place is 4 stitches/10mm~6 stitches/10mm; the bag body shall not exhibit any split thread and crack.

5.3.2.3 The cloth bag opening shall be folding seamed with 5mm~8mm width of each side; the bag opening shall be without any deckle-edge and split thread; tying the opening or leaving the opening open is not permissible.

5.3.2.4 If the cargo is easy to be scattered and leaked such as particle cargo, it shall be loaded and transported with tough and resilient stout lining bag; they shall be tightly sealed before sacking in the cloth bag.

5.3.3 Paper bag

5.3.4 Knitting bags

5.3.4.1 Knitting bags shall adopt flat filament with smooth and neat appearance without obvious burrs.

5.3.4.2 Before cutting the fabric bag into parts, hot melting and burning incision shall be adopted so as to ensure that the cut place is molten adhered without raw edges.

5.3.4.3 The hemming and seaming of the bags usually adopt industrial or civil sewing machine to suture; the distances from the suture to the side and the bottom shall be 8mm~12mm, and the folding of the bag opening without side shall not be larger than 10mm.

5.3.4.4 According to the contents, mass and purpose, it shall meet the requirements of GB/T 8946 and GB/T 8947.

5.3.4.5 Lining bags are required for loading and transporting powder and granular cargo.

5.3.5 Laminated bag

5.3.5.1 Laminated bag is the bag by hot pressing and combining paper, coating film, polypropylene fabric cloth as a whole, and then cutting, compressing and sewing.

5.3.5.2 The bag shall be tailored by hot melting incision so as to ensure that the cut place is molten adhered without raw edges.

6.1 Test purpose

To simulate or repeat all kinds of hazards which might be encountered by transport packages in process of circulation and their capability to resist these hazards, or to perform arbitration if accident happens.

6.2 Determination of test items

Performance test for cargo transport packages usually consists of stacking test and vertical impact drop test.

6.3 Selection of test strength value

Select test strength value according to GB/T 4857 in accordance with transport modes and circulation time etc. The strength value specified in test is the minimum requirement for checking cargo transport packages strength.

6.4 Evaluation of test result

6.4.1 Evaluation principle of test results

After a series of tests, the transport packages shall ensure that its contents are intact and the transport packages appearance shall be free from apparent defects and damages.

6.4.2 Evaluation of routine test result

6.4.2.1 Drop test

The package shall be free from any leakage and any damage that might affect transportation safety; after dropping, the package without affecting its service and without obvious damage shall be deemed as qualified. […]