供应58SiCr8 1.2103,德国合金钢58SiCr8 1.2103,58SiCr8 1.210
规格齐全材质58SiCr81.2103产地/厂家进口供应58SiCr81.2103,德国合金钢58SiCr81.2103,58SiCr81.2103,进口轴承钢:美国轴承钢:E5110051100E5210052100日本轴承钢:SUJ1SUJ3SUJ2进口不锈轴承钢:SUS440CSUS440B)
| 业务 QQ: | 774327114 |