弹性密封件(垫片)-沙特标准-SASO-ASTM-F477
SASO-ASTM-F477
Standard Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe
连接塑料管的弹性密封件(垫片)的标准规范
弹性密封件(垫片)-沙特标准-SASO-ASTM-F477
SASO-ASTM-F477
Standard Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe
连接塑料管的弹性密封件(垫片)的标准规范
15271807183 |
在线认证咨询 |