... " 16 ~ 610 mm Steel Grade:ASTM A106A/A106B/A Features:1ProductGas and water tube2Type Hot rolled ,cold drawn or precision cold ... , boilers, precision machines, petro-chemical, ship, structure pipe, automobile,shock absorber,building, geology, fluid tubes, line ... requirement;8Packing Packing:Black painting,end beveled,ends protected with plastic caps.In bundle9Delivery Delivery: 30days after receiving ...