... Commodity:galvanized carbon mild pipe Standard: BS, GB, ASTMStandard: BS 1387, GB 5310-1995, GB 3087-1999, ...Grade: 10#-45#, Mn-V alloy, 15NiCuMoNb5 ... as the customers' requirement.Standards: ASTM-A53, BS1378-1985, GB/T3091-2001, GB/T3087, Customized Packing details : in bundles or in loose ...