T/JSGT 049-2025 Active Group standards

T/JSGT 049-2025 Intrinsic safety inspection specifications for gas-related areas in iron and steel enterprises

Publish Date: 2025-10-01 Implement Date: 2025-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/JSGT 049-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Dental instruments, equipment, and materials

ICS Name: Solid fuel

Publish Date: 2025-10-01

Implement Date: 2025-10-01

Scope

This document stipulates the general requirements for electrical safety inspections of gas production, gas storage, gas transmission and ancillary facilities, gas pressure stations, mixing stations, gas-using units (sintering, pelletizing, lime, coking, ironmaking, steelmaking, rolling, ferroalloy, power generation, etc.) in steel enterprises. It also covers the types of gas and their explosion characteristics, the selection of explosion-proof electrical equipment, the classification and grading of explosion-prone areas in gas-related process units, safety inspection requirements, safety assessments, and emergency management. Enterprises involved in gas production, transmission, storage, and use in the machinery, building materials, and chemical industries may refer to this document for implementation. 4 General Requirements 2 4.1 Documents 2 4.2 Inspection Personnel 4.3 Management Requirements 5 Gas Types and Explosion Hazard Characteristics 5.1 Gas Types and Explosion Hazard Characteristics 5.2 Gas Explosion Limits 5.3 Key Supplementary Notes 6 Safety Inspection of Gas Areas and Electrical Equipment Protection Levels 7 Inspection Requirements 7.1 Inspection Categories 7.2 Pre-Inspection Preparations 7.3 Site Survey and Equipment Inspection 7.4 Explosion-Proof Performance Testing 7.5 Report Preparation Appendix A Initial Inspection and Regular Inspection Procedures (Informative) Appendix B Inspection Record Form (Informative)