45号钢板模具钢材S136 DC53圆棒p20光板H13精板cr12mov淬火料40cr

5.0

5.0

DC53模具钢NAK80 P20 S136 SKD11圆棒SKD61 D2 718 4Cr13 H13圆钢

5.0

5.0

模具钢SKD11 DC53 H13 D2钢板 NAK80 S136 P20 Cr12MoV圆棒 SKH-9

5.0

5.0

模具钢45号钢H13S136光板SUS420HD3CR2W8V圆棒8566精板40CR调制A2

5.0

5.0

S136 SKD11 SKH9高速钢 H13圆棒 DC53模具钢 CR12MOV板材 NAK80

5.0

5.0

DC53热处理SKD11CR12模具钢ASSAB88T8GCR15圆棒4140P2光板H13加工

5.0

5.0

模具钢材DC53 SKD11 CR12MOV H13圆钢P20 718 NAK80钢板45# 40Cr

3.0

3.0

H13模具钢 S136 CR12MOV圆棒 718H S45C板材 SKD11精板 DC53光板

3.0

3.0

D2毛料NAK80CR12MOV模具钢P20SKD11H13圆棒DC53718H光板2738H精板

5.0

5.0

D2毛料NAK80CR12MOV模具钢P20SKD11H13圆棒DC53718H光板2738H精板

5.0

5.0

D2毛料NAK80CR12MOV模具钢P20SKD11H13圆棒DC53718H光板2738H精板

5.0

5.0

SKD61模具钢 2344圆棒 718H NAK80 S136光板 HD圆钢 SLD板材 P20

5.0

5.0

模具钢H13 9CR18MO 2316钢板 S136圆棒 2083模具钢 P20 DC53 718H

5.0

5.0

模具钢H13 9CR18MO 2316钢板 S136圆棒 2083模具钢 P20 DC53 718H

5.0

5.0

模具钢DC53 CR12MOV SKD11 H13 718H精板 P20 4RC13圆棒 S136光板

5.0

5.0