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Avoidance of Stomatal Problem in Stainless Steel Impeller Castings
- Mar 02, 2018 -

Stainless steel impeller castings used in different grades and types of stainless steel, such as martensitic stainless steel, austenitic stainless steel. In the stainless steel grades, this grade can be ZG1Cr13Ni, or 25Cr-5Ni-Mo-N duplex stainless steel.


The use of duplex stainless steel for stainless steel impeller castings manufacturing, there must be a degree of emphasis, so as to ensure a good product quality. The specific is for the casting process, melting and heat treatment of these three areas.


Stainless steel impeller castings, you want to avoid the issue of pores, you can take effective measures are: in the casting process strictly control the casting speed and pouring temperature, and the appropriate process temperature. In the melting process, the right material ratio. Stomata can be very good to avoid this problem.