This Code applies to the facilities, technology and inspection for manufacturing of the electric insulation joints (hereinafter referred to as “insulation joints”) which belong to piping joints in conformity to the Enforcement Regulation of the Safety Control and Business Regulation of Liquefied Petroleum Gas Act (hereinafter referred to as “Enforcement Regulation”), Table 3, No. 8 and Table 7, No.4, h, and are used to prevent the insulation effect from being cancelled out in contact with rainwater or other foreign materials so that the effect of the cathodic protection of pipelines supplying city gas or liquefied petroleum gas can be maintained. <Revised on December 10, 2015>
Table of Contents
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 Registration standard for manufacturing of foreign products
1.4 Definitions
2. Manufacturing Installation Standard
2.1 Manufacturing Facilities
2.2 Inspection Facilities
3. Manufacturing Technology Standard
3.1 Design (not applicable)
3.2 Materials
3.3 Thickness (not applicable)
3.4 Construction and Dimensions
3.5 Fabrication (currently not used)
3.6 Welding (not applicable)
3.7 Heat treatment (currently not used)
3.8 Performance
3.8.1 Product performance
3.8.2 Material performance
3.9 Marking
3.9.1 Product marking
3.9.2 Acceptance mark
4. Inspection Standard
4.1 Kinds of Inspections
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
4.5.2 Partial omission of inspection
4.5.3 Disposal of rejected products (not applicable)
4.5.4 Detailed inspection standards
Appendix A General Standard for Operation of Quality Control System for Gas Appliance Manufacturing Plants
Appendix B Method for Testing Electric Insulation Joints for Gases
