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Position: Chinese Standard in English/GB/T 7957-2017 |
GB/T 7957-2017 General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp (English Version) | |||
Standard No.: | GB/T 7957-2017 | Status: | to be superseded remind me the status change
Email: |
Language: | English | File Format: | |
Word Count: | 8500 words | Price(USD): | 250.0 remind me the price change
Email: |
Implemented on: | 2017-12-29 | Delivery: | via email in 1~3 business day |
Standard No.: | GB/T 7957-2017 |
English Name: | General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp |
Chinese Name: | 瓦斯环境用矿灯结构、性能和防爆试验通用要求 |
Chinese Classification: | K35 Explosion-proof electric apparatus |
Professional Classification: | GB National Standard |
ICS Classification: | 29.260.20 29.260.20 Electrical apparatus for explosive atmospheres 29.260.20 |
Issued by: | AQSIQ; SAC |
Implemented on: | 2017-12-29 |
Status: | to be superseded |
Superseded by: | GB 7957-2023 Safety technical requirement for cap lamps in coal mine |
Superseded on: | 2025-4-1 |
Superseding: | GB 7957-2003 General requirements for safety of cap lamp GB 7957.2-2009 Caplights for use in mines susceptible to firedamp—Part 2:Performance and other safety-related matters |
Language: | English |
File Format: | |
Word Count: | 8500 words |
Price(USD): | 250.0 |
Delivery: | via email in 1~3 business day |
GB/T 7957-2017 is referred in:
|
GB/T 7957-2017 General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp (English Version) | |||
Standard No. | GB/T 7957-2017 | ||
Status | to be superseded | ||
Language | English | ||
File Format | |||
Word Count | 8500 words | ||
Price(USD) | 250.0 | ||
Implemented on | 2017-12-29 | ||
Delivery | via email in 1~3 business day |
Standard No. |
GB/T 7957-2017 |
English Name |
General requirements for construction,performance and explosion protected testing of caplights for use in mines susceptible to firedamp |
Chinese Name |
瓦斯环境用矿灯结构、性能和防爆试验通用要求 |
Chinese Classification |
K35 |
Professional Classification |
GB |
ICS Classification |
Issued by |
AQSIQ; SAC |
Issued on |
Implemented on |
2017-12-29 |
Status |
to be superseded |
Superseded by |
GB 7957-2023 Safety technical requirement for cap lamps in coal mine |
Superseded on |
2025-4-1 |
Abolished on |
Superseding |
GB 7957-2003 General requirements for safety of cap lamp GB 7957.2-2009 Caplights for use in mines susceptible to firedamp—Part 2:Performance and other safety-related matters |
Language |
English |
File Format |
Word Count |
8500 words |
Price(USD) |
250.0 |
Keywords |
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Keywords: | ||
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