1.1545模具鋼棒材 圓棒光圓

數(shù)字號(hào):1.1545

執(zhí)行標(biāo)準(zhǔn): DIN 17350

化學(xué)成份:

碳 C?:1.00-1.10

硅 Si: 0.10-0.25

錳 Mn:0.10-0.25

磷 P?:0.020

硫 S?:0.020