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求購模具鋼，冷作模具鋼，熱作模具鋼，高速鋼，H13模具鋼，Cr12MoV模具鋼，Cr12模具鋼，DC-53模具鋼，D2模具鋼，SKD11模具鋼，9CrWMn油鋼，Cr8模具鋼，Cr4模具鋼，高速鋼W6

CR12MOV化學(xué)成份：

碳 C ：1.45～1.70

硅 Si：0.40

錳 Mn：0.40

硫 S ：0.030

磷 P ：0.030

鉻 Cr：11.00～12.50

鎳 Ni：允許殘余含量0.25

銅 Cu：允許殘余含量0.30

釩 V ：0.15～0.30

鉬 Mo：0.40～0.60

力學(xué)性能：

硬度 ：退火,255～207HB,壓痕直徑3.8～4.2mm;淬火,58HRC

Cr12MoV用途

Cr12MoV模具鋼淬透性、淬火回火后的硬度、強(qiáng)度、韌性比CR12高，直徑為300~400mm以下的工作可完全淬透，淬火變形小，但高溫塑性較差。Cr12MoV多用于制造截面較大、形狀復(fù)雜、工作負(fù)荷較重的合種模具和工具。