coupling/ Casing pup joint (pipe fitting pup joint, pipe fitting) 

Standard Reference: API spec 5CT 

Size: From 4-1/2'' to 13-3/8'' 

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

Thread Type: STC, LC, BTC.

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 Ton per year 

Payment Term: L/C, T/T