Od 10-600mm(round) Thickness 1.2-30mm Length 3-12m or as per customers' requirements Material Q195â??grade b, ss330, spc, s185 Q215â??grade c, cs type b, ss330, sphc Q235---grade d, ss400, s235jr, s235jo, s235j2 Q345---ss500, st52 Standard Gb/t13793-1992, gb/t14291-2006, gb/t3091-1993, gb/t3092-1993, gb3640-88 Bs1387/1985, astm a53/a36, en39/en10219, api 5l, gb/t9711.1-99 etc Zinc coating Pre galvanized steel pipe: 60-150g/m2 Hot dipped galvanized steel pipe:200-400g/m2 Application Widely used in structure, accessorize, construction, Fluid transportation, machinery parts, the stress parts of the automobile Tractor parts and so on Package 1) big od: in bulk 2) small od: packed by steel strips 3) plastic bags 4) according to customers requirement Delivery Normally 7-20 days after get deposits or according to quantity