Defects and remedial measures of stainless steel castings after heat treatment
For box type and trolley type resistance furnace plates, a high temperature tempering should be carried out before use, and […]
For box type and trolley type resistance furnace plates, a high temperature tempering should be carried out before use, and […]
On the surface of the casting, all or part of the surface is covered with a layer of metal (or
Fast graphite fragmentation The broken fast graphite is a kind of deformed graphite which often appears in the large end