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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 41857-2022 |
Sheet metal fine-blanking extrusion composite formed parts General technical requirements {译} 金属板料精冲挤压复合成形件 通用技术条件 |
China National Standards Sheet metal fine |
 English PDF |
| GB/T 37679-2019 |
Sheet metal parts fabricated by fine blanking combined with extrusion process—Technological specification 金属板料精冲挤压复合成形件 工艺规范 |
China National Standards Sheet metal fine |
English PDF |
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