GBT4974
GBT4974, Total:3 items.
The international standard classification for "GBT4974" includes: Compressors and pneumatic machines .
The Chinese standard classification for "GBT4974" includes: Basic standards and general methods , Compressor and fan , Rock drilling machinery .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 4974-1989 Compressors,rock drilling machines and pneumatic tools Preferred pressures
- GB/T 4974-2018 Air compressors,rock drilling machines and pneumatic tools—Preferred pressures
- GB/T 4974-2005 Compressors, rock drilling machines and pneumatic tools - Preferred pressures
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