GB 7957-2003
General requirements for safety of cap lamp (English Version)

Standard No.

GB 7957-2003

Language

Chinese, Available in English version

Release Date

2003

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2017-12

Replace By

GB/T 7957-2017

Latest

GB 7957-2023

Replace

GB/T 7957-1987

Scope

This standard specifies the technical requirements, test methods, inspection rules and signs for the safety performance of miner's lamps. This standard applies to the inspection of the safety performance of miner's lamps.

GB 7957-2003 history

• 2023 GB 7957-2023 Safety technical requirements for miner's lamps used in coal mines
• 2017 GB/T 7957-2017 General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp
• 2003 GB 7957-2003 General requirements for safety of cap lamp
• 0000年 GB/T 7957-1987

GB 7957-2003 General requirements for safety of cap lamp was changed to GB/T 7957-2017 General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp.