S40500 S40900
不锈钢：S40500S40900S42900S43000S43020S43023S43400S43600S44200S44600S40300S41000S41400S41600S41623S42000S42020S42200S43100S44002S44003S44004S50100S50300S50400S50200S50300S50400S13800S15500S17400S17700)
主营：优质进口模具钢、钨钢(硬质合金钢)、不锈钢、铜合金、铝合金、工具钢、
| 业务 QQ： | 1592087283 |