... . Payment:T/T,L/C best quality and lowest price seamless carbon steel price per tonStandardASTM A106 ,ASTM A53 ,API5L,API5CT ,ASTMA333, ... caps as per customer's requirements;with FBE internal coating for water steel pipes.MaterialA53(A,B),A106(A,B),Q345,16Mn ... gas, mineral slurry and other low-middle pressure liquids. Also for chemical industry, building structure,heat-supply and pile driving projects ...