API Casing Pipe
1. Size: 4-1/2 inch to 13-3/8 inch; 
2. End Type: BTC LTC STC;                                    
3. Steel Grade: J55, K55, N80, L80 P110 C95;  
4. Specification: API Spec5CT; 
5. Feature: Nanoscale Titanlum-containing Compound Coated, high corrosion resistance and long running life. 
6.Dimensions and their tolerances of tubing round-thread as per API spec 5B
7.Protection of Thread: Thread Protector
8.Based on the principle of equality and mutual benefit, we provide the products with high quality at competitive price