2026-01-05
Flat welding flange vs butt welding flange, differences and selection techniques
Core difference comparison 1. Structural connection method: Flat welding flange: The inner hole of the flange has a determined groove, and the pipeline is inserted into the flange and welded with fillet welds on both side...
Learn More
2026-01-05
Difficulties in Processing Large Diameter Flanges and Quality Control Methods
The processing difficulty of large-diameter flanges lies in the difficulty of preparing raw materials and blanks. The difficulty lies in the presence of defects such as segregation, looseness, and slag inclusion inside la...
Learn More