API 5CT 5-1/2" BTC casing coupling J55 K55 L80 N80 P110 GRADE1

Product Name:API 5CT 5-1/2" BTC casing coupling J55 K55 L80 N80 P110 GRADE

Std Ref.:API 5CT and 5B ISO9001,2008

1.Grade:J55, K55, N80-1, N80-Q, L80, C90, P110

2.We also supply permium thread products by customer's request

3.Size: tubing coupling from 1.9" to 4-1/2",Casing coupling fro4-1/2"to 13-3/8"

4.Type: NU, EU(tubing coupling), STC,LC,BTC(casing coupling). 

5.Surface treatment: Whole phosphating, or inside phosphating and outside coating

6.Packing: By carton, wooden case, wooden pallet, or by  requirements of customers 

Type: NU, EU

Thread Type: Tubing round thread. Dimensions and their tolerances of tubing round-thread as per API spec 5B

Surface treatment: Coating

Protection of Thread: Thread protector

Packing: By wooden case, wooden pallet, or by the requirements of customers

Supply Ability: 20000 metric Tons per year

Payment Term: L/C, T/T