item :API 5CT seamless oil casing

 Steel Grade: J55 K55 N80 L80 P110

size: from  4 1/2'' to 20''

cert: API 5CT ISO

length: R1/R2/R3

Thread type: BTC STC LTC NU EU

delivery time : within 30 days

surface treatment: painted

 Waranties : one year from the products finished