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1. blowout preventer

The dynamic seal of annular BOP adopts the sealing ring of lip structure ,which reduces the wearing of sealing ring to maximum ,and the sealing is reliable ,the rubber is not easy to fold back,and there is the effect of funnel,and the well ...

2. drill rig

This kind of drilling rigs are designed and manufactured in accordance with API Spec standards.
the drilling rigs can fully meet the well-drilling- process requirements by adoption of flexible driving designs- mechanical drives (high-speed ...

3. drill rig

4. drill rig

5. drill pipe

Pipe body Upset type Tool joint
Designation Nominal
weight Grade
Wall thickness
in. mm lb./ft kg/m in. mm
2 7/8 73.0 10.40 15.48 E,X,G,S 0.362 9.19 I,E NC31
3 1/2 88.9 13.30 19.80 E,X,G,S 0.368 9.35 I,E NC38
3 1/2 88.9 15.50 23.08 E 0.44 ...