070M55新品现货欧洲进口材料全国直销
明富钢材现货供应070M55中碳钢质优价廉
明富钢材专业销售---070M55中碳钢C. Si. Mn. S. P.
明富钢材专业销售---070M55中碳钢0.55% 0.25% 0.70% 0.015% 0.015%
明富钢材专业销售---070M55中碳钢070M55 is a medium (0.5% to 0.6%) carbon steel. Supplied bright drawn or as rolled 070M55 can be hardened to give a rockwell hardness of up to 55HRc and tensile strenght of between 700 to 1000 n/mm This high surface hardness give 070M55 excellent wear resistance.