2 3/8"-20" API 5CT tubing and casing Coupling and Connectors for oilfiled Api Casing...

High quality collar connection pump rod joint oil pipe coupling standard Product Na...

API 5 1/2 J/K55 N80 casing coupling BC/LC oil pipe coupling clamp casing collar stan...

stainless steel seamless pipes for fluid transport or machine structure Size(O.D) 2...

buttress thread specification oilfield seamless casing coupling standard API SPEC...

API Spec 11B tubes pipe fitting names and parts galvanized steel drill pipe Produc...

high quantity orifice flanges black malleable iron threaded floor flanges Product na...

forging flanges carbon steel low price per kg flanges pipe fittings Product name Ti...

Black pipeline coating line pipe couplings carbon steel line pipe Product Name Blac...

China suppliers Grade K, KD OD 3/4 36.50 Length API oil pipe Steel sucker rod fence ...

crude oil drilling equipment well screen hdpe slots pipe Product Name crude oil dri...

hot sale 2" FIG 1502 Hammer union Male / Female sub on ends Hammer Unions Hammer Un...