This Code applies to the facilities, technology and inspection for manufacturing of multifunctional gas safety meters for LP gas or city gas (gas meters fitted with safety devices performing gas safety functions such as an abnormal flow cutoff device, a gas leak cutoff device, etc.; hereinafter referred to as “multifunctional gas meters”) in conformity to the Enforcement Regulation of the Safety Control and Business of Liquefied Petroleum Gas Act (hereinafter referred to as “Enforcement Regulation”), Table 3, No.11 and Table 7, No.4, j. <Revised on December 10, 2015>
1. General 1
1.1 Scope 1
1.3 Reference Codes and Standards 1
1.3.1 Inspection standard for new technology products 1
1.3.2 Manufacturing registration standard for foreign products 2
1.4 Definitions 2
1.5 Application of Codes and Standards (currently not used) 3
1.6 Interim Measures <Newly established on August 7, 2015> 3
1.6.1 Interim measure for manufacturing technology standard 3
2. Manufacturing Installation Standard 3
2.1 Manufacturing Facilities 3
2.2 Inspection Facilities 3
3. Manufacturing Technology Standard 4
3.1 Design (currently not used) 5
3.2 Materials 5
3.3 Thickness (currently not used) 5
3.4 Construction and Dimensions 5
3.5 Fabrication (currently not used) 6
3.6 Welding 6
3.7 Heat treatment 6
3.8 Performances 6
3.8.1 Product performance 6
3.8.2 Material performance 9
3.8.3 Operating performance 9
3.9 Marking 13
3.9.1 Product marking 14
3.9.2 Acceptance marking 14
3.9.3 Attachment of manual 15
4. Inspection Standard 15
4.1 Kinds of Inspections 15
4.1.1 Manufacturing installation inspection 15
4.1.2 Product inspection 15
4.2 Object Audit of Process Inspection 18
4.2.1 Application for audit 18
4.2.2 Audit method 18
4.2.3 Adjudication committee 19
4.3 Inspection Items 19
4.3.1 Manufacturing installation inspection 19
4.3.2 Product inspection 19
4.4 Inspection Method 22
4.4.1 Manufacturing installation inspection 22
4.4.2 Product inspection 22
4.5 Other Inspection Standards 26
4.5.1 Inspection of imported products 26
4.5.2 Partial omission of inspection 26
4.5.3 Disposal of rejected products 27
4.5.4 Detailed inspection standards 27
Appendix A General Standard for Operation of Quality Control System for Gas Appliance Manufacturing Plants 28
