Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 43412-2023 |
Recommended process specifications for resistance spot welding of metal sheets {译} 金属薄板电阻点焊推荐工艺规范 |
China National Standards Recommended process specifications |
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GB/T 43321-2023 |
Recommended process specifications for brazing copper and copper alloys {译} 铜及铜合金钎焊推荐工艺规范 |
China National Standards Recommended process specifications |
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