The outer diameter generally is 4-1/2to 13-3/8
Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or wellbore. It is inserted into a well bore and cemented in place to protect both subsurface formations and the wellbore from collapsing and to allow drilling fluid to circulate and extraction to take place.
Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or wellbore.
| Delivery Time: | 30~75 days |
| Package: | in bundles |
| Supply Ability: | 20000 Ton per Year |
| Minimum Order Quantity: | 30 Ton |
| Payment Terms: | L/C,T/T |
| Port: | TianJin |
| Model Number: | Oil Casing 5 |
| Brand Name: | GR STEEL PIPE |
| Technique: | Seamless |
| Place of Origin: | Zhejiang China (Mainland) |