API 5CT 9-5/8 K55 STC D10 casing collar as the pipe adaptor

Name:9-5/8 K55 STC D10 CASING COUPLING COLLARS FOR CASING PIPE

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

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

3.Size: Casing coupling from 4-1/2" to 20",

4.Type: BTC, STC, LTC

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

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