Sign In | Join Free | My himfr.com |
|
butt welded 90deg elbow DN65 20# GB/T 12459-2005 Specifications 1.product name:elbow 2.angle:90deg 3.outside diameter:DN65 4.wall thickness:6mm 5.material:carbon steel 20# 6.standard:GB/T 12459-2005 7...