One-time use calcium carbide packaging steel drum (2)

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Steel drum performance tests include air tightness test, drop test and stacking test.

Table 2

4 Test method

4.
1 Basic dimensions

Use universal measuring tools for inspection
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4.
2 Appearance quality

Use hand feel, visual inspection or general measuring tool inspection
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4.
3 Inspection of paint film adhesion

Determined according to the method specified in GB/T325-2000
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4.
4 Paint film thickness

The inspection is determined in accordance with GB/T13452.
2
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4.
5 Performance test

Without affecting the test results, one sample can carry out multiple tests at the same time
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4.
5.
1 Air tightness test

4.
5.
1.
1 Number of test samples

Take 3 test samples for each design model
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4.
5.
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2 Sample preparation

Drill a hole on the top of the sample and connect the air inlet pipe
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4.
5.
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3 Test equipment

According to the requirements of GB/T17344
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4.
5.
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4 Test method

Make the container including its closure device under the water surface for 5 minutes while applying 20kPa internal air pressure.
The method of box construction should not affect the test results
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4.
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5 Criteria for passing the test

All samples should be leak-free
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