Professional production and sales: standard tubing coupling / casing coupling, line pipe coupling. Can process all kinds of extended couplings, special threaded couplings, joints, tubing change joints / adapters, oil casing plugs, thread protectors (wire caps). According to customer requirements, we can process all kinds of couplings, buckles, wire plugs, pipe fittings and other products. Steel grade: J/K55, N80-1/Q, L80-1, L80-13Cr, P110, etc. The raw materials are all selected from domestic large-scale. Standard coupling material for steel mills.
Thread type: EUE (thickened), NUE (not thickened).
Thread type: SC (short round buckle), LTC (long round buckle), BTC (biased buckle).
|tubing coupling size||1.315"-4-1/2"|
|connection||EUE,NUE, premium connectiong(VAM TOP,NEW VAM,PH6,CS Equivalent）|
|surface||Phosphating,Blackening,Zinating,Nitriding,Sandblasting,Copper plating and so on|
|packing||wooden pallets,carton cases,wooden cases|
Thread processing machine
L80-13cr copper coupling
bevel performance coupling