Oil casing pipe is a steel pipe that used to support the oil and gas well wall, to ensure that the drilling process and after the completion of the normal operation of the entire oil well. Each well according to different drilling depth and geological conditions, to use a few layers of casing pipes. After the casing pipe well, it should be used with cement, pipe accounted for more than 70% of all. Black painting casing pipe is a type of casing pipe which surface treatment is black painted.
Specification(规格,参数)

Packing and delivery
Packaging Details black painting steel well casing pipe:
In bundles tied with steel strips. Each piece of casing will be attached by one coupling on one end, and the other with thread protectors
Delivery Time 15-30 days
Advantages
With reliable products, our company has passed ISO 9001:2000 quality system certification and API certification of American Petrol Institute. Products have been exported to South America, North American, Russia, the Middle East, Southeast Asia, West Asia, Africa etc. And we have established good relationship with many clients and leading companies in the world. Warmly welcome to visit our mill both domestic and abroad.