... or as per customers requirementsApplications rangePetroleum ,chemical,,power,,gas,water,metallurgy,shipbuilding,construction,ectMin order quantity3 tonsDelivery timeAccording ... Surface Treatment:Transparent oil or black painting anti-corrosion , 3LPE coating 2.Application:Natural gas, petroleum, chemical industry, electric power, ... )(); API5L X42,X46,X52,X56,X60,X65,X70 steel pipe/oil and gas line pipe