Standard: API 5CT
Uses: casing is used to line the walls of a drilled well.
Grades: H40 J55 K55 N80-1 N80-Q L80-1 L80-9Cr L80-13Cr R95 C90 T95 C110 P110 Q125
Process of manufacture: seamless
Dimension: Casing dimension:4 1/2--13 3/8"
End-finish type of casing:P,S,L,B

cangzhoukaiwei Co., Ltd is an integrated supplier of all kinds of steel products and a customer-oriented company, located in Yantai, the eastern coastal city of Shandong Province China, with convenient transportation access.
The company mainly supply various of high quality alloy and carbon steel pipes, round bars and plates, which are widely used in petroleum, building, chemical industry, boiler, metallurgy, power, shipbuilding and other industries. the company can satisfy the customer's multi-varieties and small-batch request and support the various needs of project, providing the one-stop service for dealers and end users.


Our steel products are exported to Australia, America, Middle East, Africa, South America, South east Asia and other countries and regions. Our annual sales volume is above 80 thousand tons of steel and has obtained customers' recognition and praise with mature supply and service system.


All products are made of good raw materials and controlled by strict quality management system.


Why chooose us?
Professional and efficient team: all the team members are professional coming from Baosteel, the most famous steel group of China, with rich experience in sales,project solution and manufacturing of steel products .
Supply superiority: direct supply from steel manufacturers, free of additional channel costs, low procurement costs.
One stop service: closely cooperating with the country's major steel mills, have the ability to meet the customers' integrated request for steel products.
Service superiority: Professional technical docking ability with customers, regional chain docking ability with factories, network logistics docking ability with carriers, and product after-sales service guarantee system.



Casing specification reference.
API Casing List (USC Unit)