GB/T 6382-2026Flat glass containers (English PDF)

4.1 Classification

4.1.1 Containers are classified according to their structural characteristics as follows:

a) Fixed container (GD). Its shape and volume remain unchanged whether loaded or unloaded;

b) Foldable container (ZD). When unloaded, the main components can be folded for storage and unfolded when needed;

c) Disassembled container (CJ). When not loaded, the main components can be disassembled into several parts for storage and then reassembled when needed.

4.1.2 Containerized equipment is classified according to its type characteristics as follows:

a) L-shaped (L). Usually consists of two vertical frames, resembling the letter "L";

b) Type A (A). The two sides are sloping support frames, and the top is fixed by a crossbeam, resembling the letter "A";

c) H-type (H). It consists of two vertical columns and a central crossbeam, resembling the letter "H".

4.1.3 The total weight series of containerized equipment includes five types. 1250kg, 2500kg, 3000kg, 4000kg, and 5000kg.

5.1 General Requirements

5.1.1 General requirements for stationary containerized containers.

a) The container should have complete parts and be of qualified quality;

b) Containers and packaging materials should be kept dry and clean, including shock-absorbing materials and packaging materials in direct contact with glass. The material should not have a corrosive effect or other harmful effects on glass;

c) The structure of the container should facilitate manual or mechanical loading or unloading of glass, and should not have any protruding parts that would obstruct operation;

d) The lifting, lowering, and moving of containerized equipment should facilitate the operation of handling machinery;

e) Containers with stacking capabilities shall be equipped with stacking positioning devices, and shall be stable and secure within the specified permitted stacking layers. Safe and reliable, easy to stack.

5.1.2 General requirements for folding containerized containers.

a) Meets all requirements of 5.1.1;

b) The connection between foldable components and the frame should be reliable and secure;

c) The folded frame has a neat shape, strong overall structure, and is easy to stack, store, move, and transport;

d) When folded or unfolded into a frame, the operation is simple, safe, quick, and without any obstruction or jamming.

5.1.3 General requirements for disassembled containerized equipment.

a) Meets all requirements of 5.1.1;

b) Detachable components should be equipped with a device for secure connection to the frame, and should be easy to operate and inspect;

5.3 Flatness

5.3.1 The surface of the backing plate should be flat, and the flatness error within a 100mm spacing range should not exceed 0.5mm; when the length of the backing plate is not greater than... When the length of the support plate is 1800mm, the total flatness error should not exceed 2.0mm; when the length of the support plate is greater than 1800mm, the total flatness error should... No more than

5.3.2 The upper surface of the base plate should be flat, and the total flatness error should not exceed 3.0mm.

5.4 Strength and Stiffness The strength and rigidity requirements of containerized equipment shall comply with the provisions of Table 2.

5.5 Shock Absorption and Cushioning To verify the shock absorption and cushioning effect of containerized containers during normal transportation, loading, unloading, and storage, a shock absorption and cushioning test should be conducted. Containerized containers The following situations should not occur after the shock absorption test.

a) The frame's shape and structure exhibit permanent deformation or distortion that affects its use;

b) The weld is cracked or has detached;

c) The fork slots are deformed, affecting the operation of the forklift;

d) There is a jamming issue when opening or closing the side window;

e) The glass clamping device is deformed or distorted, affecting its use, and may cause jamming during operation;

f) Damage to hinges, connectors, and other components of folding and disassembly-type container equipment, causing obstruction during operation;

g) Damaged or detached shock-absorbing components.

6.1 External Dimensions

6.1.1 Sample A container appliance product was used as a sample.

6.1.2 Equipment A steel ruler or steel tape measure with a graduation value of

0.5 mm.

6.1.3 Test Procedure Under normal temperature conditions, place the container on a horizontal surface and use a steel ruler or steel tape measure to measure the length, width, and height of the container in sequence.

6.2 Flatness

6.2.1 Sample Same as 6.1.1.

6.2.2 Equipment A level with an accuracy of

0.02 mm/m or higher.

6.2.3 Test Procedure Follow these steps to conduct the experiment.

a) Support the backrest or base plate to be measured on the ground, record the length l1 of the backrest, and mark the length every 100mm with a steel ruler as the measured length. The measuring points on the plane are shown in Figures 4 and 5;

b) Identify three representative points, adjust the support height, and ensure that the level reading is

0.00 at these three points, both horizontally and vertically. At this point, the three points are coplanar, and the container has been leveled.

c) Use a level to measure the remaining points and record the values of each point.

6.2.4 Data Processing Calculate the height difference between each measuring point and the zero plane. The height difference between the highest and lowest points is the maximum flatness.

6.3.1 Stacking Test

6.3.1.1 Sample Two containers of the same model and specifications were used as test samples.

6.3.1.2 Equipment 6.3.1.2.1 Dial indicator, with a graduation value of

0.01 mm; 6.3.1.2.2 Resistance strain gauge, with a scale division of 1 µepsilon; 6.3.1.2.3 120Omega strain gauge; 6.3.1.2.4 Weights of different specifications, in kg.

6.3.1.3 Test Procedure Follow these steps to conduct the experiment.

a) Attach strain gauges to the midpoints of the bottom of the front and rear beams of the lower-level container, near the corner posts, and at the midpoint of the top beam. The strain gauges should be installed in conjunction with the resistance strain gauge. The installation should comply with the requirements of GB/T 13992, and the resistance strain gauge should be zeroed.

b) Place the lower container on a flat surface, and install dial indicators near the midpoint of the bottom of the front and rear beams and near both ends, and record the readings. Initial reading;

c) Two hours after attaching the strain gauges, evenly distribute and load them into the lower-level container with a mass equal to

1.8 times the total weight minus the weight of the container itself. Weights;

d) Evenly distribute weights with a mass of

1.8 times the total weight minus the weight of the container itself inside the upper container, and then place the upper container... The equipment is stacked on the lower-level container equipment, as shown in Figure 6;

e) After stacking for 24 hours, record the strain values at each measuring point;

f) Lower the upper container smoothly and unload the lower weights for 5 minutes, then record the readings of each dial gauge.

6.3.1.4 Data Processing Calculate the difference between the dial gauge readings at each point when unloaded and when unloaded; the maximum difference is the residual deformation. Calculate the stress value at each measuring point according to formula (1), and take the maximum value as the test result.

6.3.2 Lifting Test

6.3.2.1 Sample Same as 6.1.1.

6.3.2.2 Equipment Same as the resistance strain gauge, strain gauge, and weights in 6.3.1.2.

6.3.2.3 Test Procedure Follow these steps to conduct the experiment.

a) Attach strain gauges to the midpoints of the bottom of the front and rear beams of the container, near the lifting points, and at the midpoint of the top beam. The installation of the strain gauges and the resistance strain gauge... The resistance strain gauge should be zeroed in accordance with the requirements of GB/T 13992.

b) Two hours after the strain gauges are attached, evenly distribute weights with a mass equal to twice the total weight minus the weight of the container inside the container;

c) Lift the container smoothly to a height of 150mm~200mm, as shown in Figure

7.After suspending for 5 minutes, record the strain values at each measuring point;

d) Lower the container smoothly and unload the weights.

6.3.2.4 Data Processing Calculate the stress value at each measuring point according to formula (1), and take the maximum value as the test result.

6.3.3.3 Test Procedure Follow these steps to conduct the experiment.

a) Attach strain gauges to the midpoints of the bottom of the front and rear beams and the midpoint of the top beam of the container. The installation of the strain gauges and the resistance strain gauges should conform to... According to GB/T 13992, the resistance strain gauge should be zeroed.

b) Place the container on a flat surface, and install dial indicators near the midpoint of the bottom of the front and rear beams and near both ends, recording the initial values. reading;

c) Two hours after the strain gauges are attached, weights with a mass of

1.25 times the total weight minus the weight of the container itself are evenly distributed inside the container.

6.3.4 Bending Test

6.3.4.1 Sample Same as 6.1.1.

6.3.4.2 Equipment Same as 6.3.1.2.

6.3.4.3 Test Procedure Follow these steps to conduct the experiment.

a) Attach strain gauges to the midpoints of the bottom of the front and rear beams and the midpoint of the top beam of the container. The installation of the strain gauges and the resistance strain gauges should conform to... According to GB/T 13992, the resistance strain gauge should be zeroed.

b) Place the support beam on a flat surface, place the four corner posts of the container on the support beam, and record the distance l2 between the support points. Install dial gauges near the midpoint of the bottom of the beam and near both ends, and record the initial readings.

c) Two hours after attaching the strain gauges, evenly distribute weights with a mass of

1.5 times the load inside the container (see Figure 9). After loading for 5 minutes, record the result. Record the dial gauge readings and strain values at each measuring point;

d) After unloading for 5 minutes, record the readings of each dial gauge.

6.3.4.4 Data Processing Calculate the difference between the dial gauge readings at each point under loaded and unloaded conditions; the maximum difference is the deformation. The ratio of the deformation to the distance l2 between the support points is... For flexural curvature. Calculate the difference between the dial gauge readings at each point during unloading and during no-load conditions; the maximum difference is the residual deformation. The residual deformation is related to the distance l2 between the support points. The ratio of is the residual deflection.

7.2 Factory Inspection

7.2.1 Each product must pass the quality inspection of the manufacturer before it can leave the factory.

7.2.2 The inspection items are shown in Table 4.

7.3 Type Testing

7.3.1 Type testing shall be performed under any of the following circumstances.

a) When new products or old products are transferred to another factory for trial production and type approval;

b) If significant changes occur in the structure, materials, or processes after formal production, which may affect product performance;

c) During normal production, no less than once every three years;

d) When a product has been out of production for a long time and production resumes.

7.3.2 The inspection items are shown in Table 4.

7.4.1 The sampling plan for the inspection of the items required in

5.3 shall comply with the provisions of Table 5.

7.4.2 For the inspection of the items required in

5.4 and 5.5, two items shall be randomly selected from the product batch.

7.5.1 If any item fails to meet the requirements of

5.2 during the full inspection, the entire batch of containers is deemed unqualified.

7.5.2 In the sampling inspection of the items required in 5.3, when the number of nonconforming items is less than or equal to the number of nonconforming items accepted as specified in Table 5, then... If the batch of container equipment meets this requirement, it is considered unqualified; otherwise, it is considered unqualified.

7.5.3 If any one container fails to meet the requirements of

5.4 and 5.5, the entire batch of containers is considered unqualified.

7.5.4 If all of the above items are qualified, the batch of container equipment is qualified.