This code applies to facilities, technology and inspection for manufacturing of composite cylinders for liquefied petroleum (LP) gas (hereinafter referred to as “cylinders”) of which internal volume is not over 450 ℓ among gas cylinders in conformity to the High-Pressure Gas Safety Control Act (hereinafter referred to as “the Act”), Article 3, No.2
1. General
1.1 Scope
1.2 Validity of Code
1.3 Reference Codes and Standards
1.3.1 Inspection standard for new technology products
1.3.2 Manufacturing registration standard for foreign cylinders
1.4 Definitions
1.5 Application of Codes and Standards
2. Manufacturing Installation Standard
2.1 Manufacturing Facilities
2.2 Inspection Facilities
3. Manufacturing Technology Standard
3.1 Design
3.2 Materials
3.2.1 Liner materials
3.2.2 Composite materials
3.2.3 Material of protection cases
3.3 Thickness (currently not used)
3.4 Construction and Dimensions
3.4.1 Construction
3.4.2 Dimensions
3.5 Fabrication
3.6 Welding (not applicable)
3.7 Heat Treatment (currently not used)
3.8 Performance
3.8.1 Pressure-proof performance
3.8.2 Gas tightness performance
3.9 Painting (currently not used)
3.10 Attachment of Safety Devices
3.11 Attachment of Accessories
3.12 Coloring and Marking
3.12.1 Coloring on external surface of cylinders
3.12.2 Marking of kind of gas
3.12.3 Marking of products
3.12.4 Acceptance marking
4. Inspection Standard
4.1 Kinds of Inspection
4.1.1 Manufacturing installation inspection
4.1.2 Product inspection
4.2 Object Audit of Process Inspection
4.2.1 Application for audit
4.2.2 Audit method
4.2.3 Adjudication committee
4.3 Inspection Items
4.3.1 Manufacturing installation inspection
4.3.2 Product inspection
4.4 Inspection Method
4.4.1 Manufacturing installation inspection
4.4.2 Product inspection
4.5 Other Inspection Standards
4.5.1 Inspection of imported products (currently not used)
4.5.2 Partial omission of inspection
4.5.3 Disposal of rejected products
5. Re-inspection Standard (Not Applicable)
6. Other Manufacturing and Inspection Standards
6.1 Exemption of Manufacturing Registration of Foreign Cylinders
Appendix A General Standard for Operation of Quality Control System for Cylinder Manufacturing Plants
Appendix B Neck Threads for Valve Attachment Parts
Appendix C Standard for Appearance Check of Cylinders