Detailed Product Description DescriptionGalvanized Steel PipeHigh-frequency welded1)Outer Diamete: 1/2" to 462)Wall thickness:0.6mm-16mm3Length: Max. 12 meters4Standard: GB, ANSI,ASME,ASTM, JIS,DIN,BS,EN5Steel Grade: Q195/Q215/Q235/Q345/10#/20#/ASTM A106 GRB6Packaging: Plastic Cap, In bundle. 7Zinc content:170-350g Per M2 8Applicationspetroleum, power,gas metallurgy, papermaking, chemical, ...