Premium Connection of Coupling，We can processing.
We can process LTC, STC, BTC thread types, and produce various API oil casing pipes and couplings with special thread of specified dimensions such as H:40, J55, K5 5, N80, L80, C90, T95, P110, Q125 and HCP110 steel grade. Our products can all meet API-SPEC 5CT standard.
In Fumigation-free wooden cases,Wooden pallet packaging
Within 15-75 days(Based on actual quantity)
By sea,By air
Test & Inspection
Q:Do you have any international certificate?
A:Yes,we have API, ISO and etc.
Q:How long does my order take to be delivered?
A:It usually takes 5 to 30 days,which generally depends on the quantity of your order and our storage.