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求购模具钢，冷作模具钢，热作模具钢，高速钢，H13模具钢，Cr12MoV模具钢，Cr12模具钢，DC-53模具钢，D2模具钢，SKD11模具钢，9CrWMn油钢，Cr8模具钢，Cr4模具钢，高速钢W6
CR12MOV化学成份：
碳 C ：1.45～1.70
硅 Si：0.40
锰 Mn：0.40
硫 S ：0.030
磷 P ：0.030
铬 Cr：11.00～12.50
镍 Ni：允许残余含量0.25
铜 Cu：允许残余含量0.30
钒 V ：0.15～0.30
钼 Mo：0.40～0.60
力学性能：
硬度 ：退火,255～207HB,压痕直径3.8～4.2mm;淬火,58HRC
Cr12MoV用途
Cr12MoV模具钢淬透性、淬火回火后的硬度、强度、韧性比CR12高，直径为300~400mm以下的工作可完全淬透，淬火变形小，但高温塑性较差。Cr12MoV多用于制造截面较大、形状复杂、工作负荷较重的合种模具和工具。