This Code applies to the facilities, technology and inspection for manufacturing of compressed hydrogen gas cylinders of which internal volume is not over 450 L for fuel cell vehicles (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.
1. General 1
1.1 Scope 1
1.2 Validity of Code 1
1.3 Reference Codes and Standards 1
1.4 Definitions 2
1.5 Application of Codes 3
2. Manufacturing Installation Standard 4
2.1 Manufacturing Facilities 4
2.2 Inspection Facilities 5
3. Manufacturing Technology Standard 6
3.1 Design 6
3.1.1 Design service life
3.1.2 Design filling cycles
3.1.3 Design temperature
3.1.4 Design documents
3.2 Materials
3.2.1 General
3.2.2 Metallic materials (Type-3 liner and Type-4 boss)
3.2.3 Fiber materials
3.2.4 Resin materials
3.2.5 Non-metallic liner (Type-4) materials 6
3.3 Thickness (currently not used) 9
3.4 Construction and Dimensions
3.4.1 Construction
3.4.2 Dimensions 9
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3.5 Fabrication
3.5.1 Winding of fiber
3.5.2 Hardening of resin
3.5.3 Auto-frettage 10
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3.6 Welding (not applicable) 11
3.7 Heat Treatment 11
3.8 Performance
3.8.1 Product performance
3.8.2 Material performance 11
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3.9 Protective Coating 12
3.10 Attachment of Accessories 13
