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Product Name : Casing Coupling
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Information : Coupling Product Name: Casing Coupling, Tubing Coupling, API 5CT Couplings, OCTG Couplings Size: Tubing Coupling : 1.9'' - 4-1/2'',Casing Couping : 4-1/2'' - 13-3/8'' Thread Type: NUE/EUE/STC/LTC/BTC
Company : UNION STEEL INDUSTRY CO., LTD,
UNION STEEL INDUSTRY CO., LTD,
+86-0731-85648266
