供应 AISI431 , ASTM431 Cr12 Cr12V1 Cr12Mo Cr12WMo CrMnWV CrMnSi CrW4 CrWMn CrWSiMn) (硬质合金:BK2 BK3 BK3-M BK4 BK4-B BK6 BK6-M BK6-OM BK6-B BK8 BK8-B BK8-BK BK10 BK10-OM BK10-M BK10-KC BK11-B BK11-BM BK15 BK20 BK20-KC BK20-K BK25 T30K4 T15K6 T14K8 T5K10 T5K12 TT7K12 TT8K6 TT10K8 此外我司有加工光板的大磨床及热处理用的真空炉,随时可帮厂家精料加工及热处理一条龙服务.