1.0394 1.4121 1.8906

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1.0394 1.4121 1.8906NDX1,2,3 SANC340 SP131-340 SANC370 SP131-370 SANC390 APFC390 APFC390 APFC390 NKCA390 APFC390 KBCF390 NCAH390 SANC440 JSC440R APFC440 SPC440HY APFC440 APFC440 NKCA440 APFC440 KBCF440 NCAH440 SANC490 热处理硬度，切削性和耐磨性，适用于精密冲剪冲压模，难加工的冷锻、深抽和挫牙用模及高速冲剪冲头，不锈钢板冲头。