BDS 7478
BDS 7478 (高温钢铸件。牌号和技术要求)· BDS (保加利亚) · 8 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 15 ChGFL | 铸钢 | chevron_right |
| 16 ChML | 铸钢 | chevron_right |
| 16 ML | 铸钢 | chevron_right |
| 17 Ch 2 MFL | 铸钢 | chevron_right |
| 20 ChGMFBL | 铸钢 | chevron_right |
| 20 ChMFL | 铸钢 | chevron_right |
| 20 ChMFWL | 铸钢 | chevron_right |
| 20 L | 铸钢 | chevron_right |