api 5ct pup joints2016-12-08 17:08:41 |
octg-coupling for 9-5/8" BC L802016-12-08 17:08:41 |
Oil and gas industry alloy steel 1.9" octg coupling2016-12-08 17:08:41 |
5-1/2" K55 BC Coupling2016-12-08 17:08:41 |
3-1/2" EU N80Q Coupling2016-12-08 17:08:41 |
5-1/2" BC 110SS Coupling2016-12-08 17:08:41 |
Hot Sale! API 5CT OCTG Female Shaft coupling N80/L802016-12-22 10:11:26 |
seamless steel pipe A106 GR.B SS304 P91 T122016-12-08 17:08:41 |
Drill pipe Pup joint downhole tools oilfield equipment2016-12-08 17:08:41 |
Drill pipe Pup joint downhole tools2016-12-08 17:08:41 |