Gold Index: 1069
Feng Haifei [China (Mainland)]
Business Type:Manufacturer, Trading Company City: Zhengzhou Province/State: Henan Country/Region: China (Mainland)
downhole drilling tools Oil drill pipe
oil well drilling geographical drill pipeStandard:API 5DP Length:10-15m Size:2-31/2 Pipe wall thickness:6.5-9.99mm ...
2013-08-14
oil well drilling geographical drill pipe
rotary drilling tools drilling pipe
Standard:API 5DP Length:10-15m Size:2-31/2 Pipe wall thickness:6.5-9.99mm OD:50.8-88.9mm Grade:S135 R80 R780
oil well drilling drill pipes
.oil field drilling tools drill pipesOD: 60.3~139.7mm 2. WT:1.73~25.40mm 3.Steel grade:B,X42, X46, X52, X56, X60, X65, X70 4.Usage:For conveya