| 1. | Steel fittings for railway vehicles - cross pieces 有轨车辆用钢管配件.四通 |
| 2. | Fabricated steel water pipe fittings , dimensions for 预制给水钢管配件尺寸 |
| 3. | Steel fittings for railway vehicles - elbows , y - fittings 有轨车辆用钢管配件.直角弯头.叉形接头 |
| 4. | Steel fittings for railway vehicles - t - irons , reducing socket 有轨车辆用钢管配件.三通.缩径三通 |
| 5. | Steel fittings for railway vehicles - sockets , reducing sockets 有轨车辆用钢管配件.套节.异径套节 |
| 6. | Iron and steel pipe fittings - vocabulary 铁管和钢管配件.词汇 |
| 7. | Steel butt - welding pipe fittings ; caps 焊入式钢管配件.盖 |
| 8. | Screwed type steel pipe fittings 螺旋式钢管配件 |
| 9. | Steel fittings for railway vehicles - double nipples , reduced double nipples 有轨车辆用钢管配件.双过渡接头.缩径双端短管接头 |
| 10. | Steel butt - welding pipe fittings ; elbows and bends with reduced pressure factor 对焊钢管配件.第1部分:压力减缩系数弯头和弯管 |