Nature
Nature, Total:22 items.
The international standard classification for "Nature" includes: Electrical apparatus for explosive atmospheres , Welding, brazing and soldering in general , Medical Sciences and health care facilities in general .
The Chinese standard classification for "Nature" includes: Coal mine special equipment , Explosion-proof electric apparatus , Welding and cutting , Technical management , Medical science .
国家能源局
- NB/T 10165-2019 Mine intrinsically safe electric globe valves
Professional Standard - Coal
- MT/T 1078-2008 Direct current power supply with intrinsically safe output for a coal mine
- MT 706-2007 Mine safety barrier for non-explosive atmosphere
- MT 718-1997 Flameproof and intrinsically safe safety barrier for coal mine
- MT 706-1997 Mine safety barrier for non-explosive atmosphere
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB 3836.4-2010 Explosive atmospheres—Part 4:Equipment protection by intrinsic safety i
- GB/T 12467.4-2009 Quality Requirements for Fusion Welding of Metallic Materials - Part 4: Elementary Quality Requirements
- GB 3836.19-2010 Explosive atmospheres—Part 19:Fieldbus intrinsically safe concept(FISCO)Explosive atmospheres—Part 19:Fieldbus intrinsically safe concept(FISCO)
- GB/T 28556-2012 Flameproof and intrinsically safe controller with frequency converter for coalmine ventilation fan
- GB 3836.18-2010 Explosive atmospheres—Part 18:Intrinsically safe system
- GB/T 3836.18-2017 Explosive atmospheres-Part 18:Intrinsically safe electrical systems
- GB 12476.4-2010 Electrical apparatus for use in the presence of combustible dust—Part 4:Protection by intrinsic safety“iD”
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 3836.4-2021 Explosive atmospheres—Part 4：Equipment protection by intrinsic safety“i”
- GB/T 3836.32-2021 Explosive atmospheres—Part 32:Intrinsically safe systems with electronically controlled spark duration limitation
Group Standards of the People's Republic of China
- T/ZZB 0807-2018 QJR series mine flameproof and intrinsically safe vacuum ac soft starter
Professional Standard - Electron
- SJ/T 10362-1993 Performance requirements and test methods for intrinsically-safe automatic mine telephone
Professional Standard - Hygiene
- WS/T 326.4-2010 Efficacy evaluation of toothpaste—Part 4:Guidelines for efficacy evaluation on dentin hypersensitivity
WRC - Welding Research Council
- BULLETIN 2-1949 THE NATURE OF THE ARC
American Welding Society (AWS)
- WRC 002:1949 The Nature of the Arc
SCC
- CAN/CGSB 3.5-1999 Essence automobile sans plomb
- CAN/CGSB-3.5-1992 Essence automobile sans plomb
- CAN/CGSB 3.5-2004 Essence automobile sans plomb
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