718精光板4cr13 dc53 模具钢材45号钢板skd11 p20圆钢cr12mov h13
直条201圆棒实心棒零切加工 青山304不锈钢黑棒316L圆钢毛圆光元
9Cr18MoV 440C板 440B不锈钢 440 SUS440C 9Cr18Mo圆钢 9Cr18圆棒
号钢板精料调质A3精板光板精磨Q235A圆钢加工方料零切定制扁钢
1.7131圆钢 1.7033合金钢 1.3520板材A 1.3505 1.7147圆棒 1.7225
Q235C钢板Q345C Q235D 板材 Q345A Q235A 圆钢 Q345D Q345E 圆棒
H13 号钢板CR12MOV圆钢SKD11圆棒DC53 模具钢材45 P20材料D2 S136
SKD11圆棒 Cr12MoV DC53 SKD61 Cr12 P20圆钢 4Cr13 H13 D2模具钢
精板 DC53 模具钢材45 光板 718H P20 45号圆钢 H13 钢板 Cr12MOV
直径20 调制料 模具钢45号钢调质棒42CRMO圆钢40CR圆棒 80MM 毛圆
30CrMO 42CrMO 美标AISI4140 4340预硬合金钢板材SCM440圆钢 4130
9Cr18圆棒SUS440C不锈钢440B 11Cr17圆钢95Cr18 9Cr18MoV 9Cr18Mo
8566磨光圆 1.2367圆钢 1.2379光圆 1.2378模具钢现货 1.2316圆棒
H13 45号精光板圆钢 NAK80 SKD11 Cr12Mov模具钢材DC53 S136 P20
NAK80钢板45 40Cr CR12MOV SKD11 模具钢材DC53 718 H13圆钢P20
