GBT8121
GBT8121, Total:2 items.
The international standard classification for "GBT8121" includes: Heat treatment and coating .
The Chinese standard classification for "GBT8121" includes: Heat treatment .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 8121-2012 The terminology of technological materials for heat treatment
- GB/T 8121-2002 The terminology of technological materials for heat treatment
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