p20圆钢cr12mov 模具钢材45号钢板skd11 dc53 h13 718精光板4cr13
号光板 4Cr13圆棒 H13 Cr12MoV圆钢 P20钢板DC53 S136模具钢材
440 9Cr18圆棒 SUS440C 440B不锈钢 440C板 9Cr18Mo圆钢 9Cr18MoV
SKD11 H13圆钢P20 模具钢材DC53 CR12MOV 40Cr 718 NAK80钢板45
SKD11 P20 Cr12Mov模具钢材DC53 NAK80 45号精光板圆钢 S136 H13
精板 718H 钢板 Cr12MOV 45号圆钢 模具钢材45 P20 H13 DC53 光板
SKD61 D2模具钢 Cr12MoV P20圆钢 Cr12 H13 DC53 SKD11圆棒 4Cr13
Q345A 圆棒 Q235D 圆钢 Q235A Q345E 板材 Q235C钢板Q345C Q345D
7Mn15Cr2Al3V2WMo板 高硬度DG60 HPM75无磁钢 70Mn圆钢 7Mn15圆棒
O1油钢1.2510 9CrWMn FDAC SKS3圆钢 ViKing模具钢 Cr12Mo1V1圆棒
号钢板圆钢棒Cr12MoV SKD11 模具钢材45 H13金属加工 DC53 P20
4340预硬合金钢板材SCM440圆钢 美标AISI4140 42CrMO 4130 30CrMO
40CrNiMo钢板 16CrMnH圆棒 16MnCr5 1.7131 30CrMnSi圆钢38CrMoAL
工模具钢A2 S7圆钢 Cr5Mo1V钢板1.2363圆棒SKD12板材X100CrMoV5
P20材料D2 模具钢材45 号钢板CR12MOV圆钢SKD11圆棒DC53 S136 H13
