GB/T 7659
GB/T 7659 (Steel castings for welding structures)· GB (中国) · 11 材料
| 名称 | 材料グループ | |
|---|---|---|
| ZG200-400H | 鋳鋼 | chevron_right |
| ZG230-450H | 鋳鋼 | chevron_right |
| ZG270-480H | 鋳鋼 | chevron_right |
| ZG275-485H | 鋳鋼 | chevron_right |
| ZG300-500H | 鋳鋼 | chevron_right |
| ZG340-550H | 鋳鋼 | chevron_right |
| ZGH200-380 | 鋳鋼 | chevron_right |
| ZGH240-450 | 鋳鋼 | chevron_right |
| ZGH270-480 | 鋳鋼 | chevron_right |
| ZGH300-500 | 鋳鋼 | chevron_right |
| ZGH340-550 | 鋳鋼 | chevron_right |