... wire: Dia.: 0.1mm ~ 13.0mm Tensile strength: 1270N/mm2 ~ 2160N/mm2(Class A, Class B, Class C) product name:steel ... wire:Dia.: 0.1mm ~ 13.0mm Tensile strength: 1270N/mm2 ~ 2160N/mm2(Class A, Class B, Class C)Product: Spring steel ... wire,Dia.: 0.1mm ~ 13.0mmTensile strength: 1270N/mm2 ~ 2160N/mm2(Class A, Class B, Class C)Standard: GB/T ...