1)carbon steel ss400 2)certification:ISO9001 3)material:202,302,321, ... dia:0.1mm-16mm 5)grade:200-400 Description:1.commodity:carbon steel ss wire 400 series2.material:202,302,321,430,410 ... smooth,corrosion-resistant,good softness6.grade:200 series,300 series,400 series7.uses:wire-drawing,weaving of wire mesh,soft pipe ...