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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| SY/T 5989-2012 |
High frequency electrical Resistance welding steel pipes for use as casing 直缝电阻焊套管 |
China Oil & Gas Industry
Standards Resistance welding |
 English PDF |
| QB/T 1421-2000 |
(Resistance welding machine combination cans) 电阻焊罐身组合机 |
China Light Industry
Standards Resistance welding |
English PDF |
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