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45#精料Q235B大型cncA3精板cr12mov圆DC53铁圆棒skd11模具钢材h13
DC53模具钢材H13 D2 P20板材S136 CR12MOV圆棒NAK80 718h SKD11
45号钢光板 模具钢材H13 4CR13 718H 圆棒CR12MOV DC53圆钢42CRMO
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Cr12mov模具钢材H13 NAK80模具钢 P20 718H圆棒S136 2738 4cr13
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DC53模具钢材H13 S136 4CR13圆钢718 CR12MOV P20钢板440C圆棒M2
45号钢板 模具钢材H13 P20 718H 4CR13H NAK80 SKD11 42CRMO圆钢
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模具钢材H13、D2、DC53、Cr12Mov、S136、SKD61、NAK80、45钢圆棒
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模具钢材H13 SKD61 1.2344ESR 8407光板精板1.2367圆棒板材
45#钢模具钢材H13 SKD61圆棒CR12现货CR12MOV SKD11 DC53 D2 LD
模具钢材H13 S136 DC53 4CR13精板718 CR12MOV P20钢板440C圆棒M2
宝钢SWPH13模具钢材H13圆棒热作模8407圆钢2344电渣SKD61锻打板材
模具钢材H13/SKD61/P20圆棒/SKD11板材/718H圆钢/S136/SKS3/NAK80
CR12MOV模具钢材H13 S136 DC53 4CR13圆钢718 P20钢板440C圆棒M2
热作模具钢材H13 SKD61扁钢1.2344 8407精光板4Cr5MoSiV1圆钢棒全
模具钢材H13 S136 DC53 4Cr13圆钢718 Cr12MoV P20钢板440C圆棒M2
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模具钢材H13 D2 SKD61 718H NAK80 DC53 DF-2圆棒 圆钢 规格齐全
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模具钢材H13 3Cr2W8V H21 4Cr5Mosiv1热作扁钢圆棒可加工热处理
SKH9 W18Cr4V M2模具钢材H13圆棒DC53 NAK80 SKH51高速钢 SKD11板
铸模具钢材H13 硬度淬透性强 精光板 圆棒 H13模具钢 可热处理
45号skd11模具钢材h13精磨4cr13光42crmo板dc53淬火料p20圆棒q235
模具钢材H13 45号钢2311 738H Cr12MoVP20 DC53 S136光板精板
