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Code Detail
Code No. KGS AC215 2019 Classification Gas cylinders
Code Title Code for Facilities, Technology and Inspection for Manufacturing of Welded Cylinders for LP Gas
Revised Date 2019.01.16 Price 50 USD,  42 Euro

Detail Information

Scope

This Code applies to facilities, technology and inspection for manufacturing of welded cylinders for LP gas to be filled with butane to be burnt for heating (hereinafter referred to as "cylinders") among cylinders in conformity to the High-pressure Gas Safety Control Act (hereinafter referred to as “the Act”), Article 3, Clause 2.

Contents

1. General 1
1.1 Scope 1
1.2 Validity of Code 1
1.3 Reference Codes and Standards 1
1.3.1 Inspection standard for new technology products 1
1.3.2 Manufacturing registration of foreign cylinders 2
1.4 Definitions 2
1.5 Application of Codes and Standards 4

2. Manufacturing Installation Standard 4
2.1 Manufacturing Facilities 4
2.2 Inspection Facilities 5

3. Manufacturing Technology Standard 5
3.1 Design (currently not used) 5
3.2 Materials 5
3.2.1 Material of body 5
3.2.2 Material of protector 6
3.2.3 Material of skirt 6
3.2.4 Material of neck ring 6
3.3 Thickness 6
3.3.1 Thickness of body 6
3.3.2 Thickness of protector 9
3.3.3 Thickness of neck ring 9
3.4 Construction and Dimensions 9
3.4.1 Construction 9
3.4.2 Dimensions 10
3.5 Fabrication (currently not used) 11
3.6 Welding 12
3.7 Heat Treatment 12
3.8 Performance (currently not used) 12
3.9 Painting 12
3.9.1 Pretreatment 12
3.9.2 Painting method 12
3.10 Attachment of Safety Devices (currently not used) 14
3.11 Attachment of Accessories 14
3.12 Coloring and Marking 15
3.12.1 Color painting on external surface of cylinder 15
3.12.2 Marking of kind of gas 15
3.12.3 Product marking 15
3.12.4 Acceptance marking 16

4. Inspection Standard 17
4.1 Kinds of Inspection 17
4.1.1 Manufacturing installation inspection 17
4.1.2 Product inspection 17
4.2 Object Audit of Process Inspection 19
4.2.1 Application for audit 19
4.2.2 Audit method 19
4.2.3 Adjudication committee 19
4.3 Inspection Items 20
4.3.1 Manufacturing installation inspection 20
4.3.2 Product inspection 20
4.4 Inspection Methods 23
4.4.1 Manufacturing installation inspection 23
4.4.2 Product inspection 23
4.5 Other Inspection Standards 35
4.5.1 Inspection of imported goods (currently not used) 36
4.5.2 Partial omission of inspection 36
4.5.3 Disposal of rejected products 36

5. Retest Standard (Not Applicable) 37

6. Other Manufacturing and Inspection Standards 37
6.1 Exception of Manufacturing Registration of Foreign Cylinders 37

Appendix A Material Curves for Calculation of Shell Thickness for Cylindrical or Spherical Shell under External Pressure 38

Appendix B General Standard for Operation of Quality Control System for Cylinder Manufacturing Plants 56