Our company can supply follows materials in chain cold drawing process:
Size Range
Round Bar: Dia3mm-Dia120mm
Hex Bar: S4mm-S90mm
Square Bar:4mm×4mm-100mm×100mm
Flat Bar: 2mm×8mm-40mm×140mm
Length: 12000mm max
Dimension Tolerance
Round Bar: h8-h12
Hex Bar: h10-h13
Square Bar:h10-h13
Flat Bar: h10-h13