bore and cemented in place to protect both subsurface formations and the well bore fr...

API 5CT OCTG seamless carbon steel oil casing pipe and tubing Company Hebei Borun St...

API Standard casing pipe application for well drilling Company Hebei Borun Steel Tra...

API 5CT specification for casing pipe and tubing Company Hebei Borun Steel Trade Co....

The API casing is generally used for the borehole wall support in the drilling as wel...

Petroleum casing is an important equipment for oil drilling. The thread surface of oi...

Company Hebei Borun Steel Trade Co.,Ltd Product Name Casing pipe Dimension range(OD...

Company Hebei Borun Steel Trade Co.,Ltd Product Name Casing pipe Dimension range(OD...

chinese supplier 8 5/8" oil well casing for sale product name chinese supplier 8 5/...

6 5\/8 inch stainless steel perforated pipe slotted casing The main technical parame...

Standard API 5CT &API 5B Grade J55，K55,N80,L80,C90,T95,P110; Place of Origin Tia...

Plastic Protection Caps for API Pipes casing tubing Product Name Plastic Protection...