GB 20422
GB 20422, Total:2 items.
The international standard classification for "GB 20422" includes: Brazing and soldering .
The Chinese standard classification for "GB 20422" includes: Welding and cutting .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 20422-2006 Lead-free solders
- GB/T 20422-2018 Lead-free solders
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