5-1/2 STC Coupling
STC Thread Couplings are short lengths of pipe used to connect 2 joints of tubing.They come with painted colour codes on their external surface to indicate their grades.Couplings are manufactured according to API 5CT and 5B specifications.
NUE,EUE,STC,LTC,BTC.NEW VAM,VAM ACE,VAM TOP,Hydril CS,PH-6,JFE-FOX,BEAR,Hunting BOSS,APEX
Whole phosphating, or inside phosphating and outside coating
By carton, wooden case, wooden pallet, or by requirements of customer.
Shipped in 5 days after payment
1.Full-set quality control
2.Strict quality inspection
5.As international standard
6.Good quality and prompt delivery
In Fumigation-free wooden cases,Wooden pallet packaging
Within 15-75 days(Based on actual quantity)
By sea,By air
Test & Inspection
According to API 5CT,API 5B or customer specified standards strict inspection and test system is used before shipping including appearance inspection, dimension inspection, chemical composition inspection, performance test, etc.