Archives

spacer
spacer
spacer
spacer
spacer
spacer

Basic requirements for welding repair process of cast steel components for railway vehicles

The basic requirements for welding repair of cast steel components in railway vehicles include general requirements, enterprise requirements, personnel requirements, environmental requirements, and process requirements. 1. General requirements The welding repair scope of casting defects should comply with the technical conditions, maintenance regulations or drawing regulations of railway vehicle...

spacer

Welding repair process for cast steel components of railway vehicles

With the rapid development of high-speed trains in China, the current market has a total of over 4000 trains. During the new manufacturing process of railway vehicle cast steel components, due to manufacturing defects such as pores, cracks, shrinkage porosity, shrinkage cavities, and critical dimensions exceeding the tolerance, deformation,...

spacer
spacer
spacer