IS 9639 : 2017 Visual Inspection of Low Pressure Welded Steel Gas Cylinders During Manufacture - Code of Practice

ICS 23.020.30

MED 16

Reaffirmed 2022

1. SCOPE

1.1 This standard covers the measurement of various external and internal defects by visual inspection and the limiting criteria for the acceptance of newly manufactured cylinders for use with filling of low pressure gases, on the basis of extent of defects revealed by visual inspection.

1.1.1 The limits specified in this standard apply only to newly manufactured cylinders. They do not apply to cylinders already in use. For cylinders in use the following Indian Standards have already been formulated:

5845 : 1993 Code of Practice for inspection of low pressure gas cylinders other than LPG cylinders in use (second revision)

8433 : 1984 Code of Practice for visual inspection of dissolved gas acetylene cylinders (first revision)

8451 : 2009 Periodic inspection and testing of high pressure gas cylinders - Code of Practice (second revision)

2. REFERENCES

The standard listed below contain provisions which, through reference in this text constitute provisions of this standard. At the time of publication, the editions indicated was valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below:

817 : 1966 Code of Practice for training and testing of metal arc welders