 Drilling tool float valve ZFF121, 310*311, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF178, 410*411, 70MPa |
2017-08-25 |
| Drilling tool float valve FZF165 460*430 |
2017-08-25 |
| Drilling tool float valve ZFF105, 231*230, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF105, 211*210, 70MPa |
2017-08-25 |
| Check valve fittings JX-521 top opening device 109.05 |
2017-08-25 |
| Back pressure valve FJ, 121mm, 70MPa, NC38 counter |
2017-08-25 |
| Check valve accessories back pressure valve connection devic |
2017-08-25 |
| Plug valves 127mm, 35MPa, 310*311 |
2017-08-25 |
| Check valve accessories, FJ, plate type float valve assembly |
2017-08-25 |
