Stainless Steel Pipes 201/304/316/409/410/430/316L/304L 焊接不锈钢管/管/涂油/圆形/方形 ASTM/JIS/AISI 带镜面/抛光/拉丝/编号。 4/没有。 8/8K
Stainless Steel Pipes ASTM AISI 1010 1045 1526 4627 5120 JIS S20c S45c Scm415 Scm420 珩磨液压缸管冷轧精密无缝珩磨钢管
Stainless Steel Pipes SUS 402 201 304L 316L 410s 430 Seamless Stainless Steel Metal Pipe Gas and Petroleum Production