| 1. | Large diameter steel flanges nps 26 through nps 60
Nps 26至nps 60大直径钢法兰 |
| 2. | Large diameter steel flanges , nps 26 through nps 60
大直径钢法兰nps 26至60 |
| 3. | Specification for large - diameter fabricated carbon steel flanges
大直径机加碳钢法兰规范 |
| 4. | Basic dimensions of steel flanges for marine exhaust gas pipe
船排气管用钢法兰的基本尺寸 |
| 5. | Loose plate steel flanges with copper alloy welding neck collar
铜合金对焊环松套板式钢法兰 |
| 6. | Shipbuilding . exhaust head . flat steel flanges for welding
造船工业.排气头.焊接用平板钢法兰 |
| 7. | Steel flanges ; technical delivery conditions
法兰.钢法兰成品.材料 |
| 8. | Standard specification for large - diameter fabricated carbon steel flanges
大直径制造的碳钢法兰 |
| 9. | Cast steel flanges , nominal pressure 320
标称压力320的铸钢法兰 |
| 10. | Cast steel flanges , nominal pressure 400
标称压力400的铸钢法兰 |
