420 stainless steel and martensitic stainless steel that kind of good?
420 stainless steel is the "cutting class" martensitic steel, similar to Brandt's first high chromium stainless steel this. 420, a certain resistance to wear and corrosion resistance, higher hardness, the price is stainless steel ball in the lower class, applicable to the general requirements of stainless steel working environment. 420 stainless steel applies to all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation, household appliances, etc.. Often used in manufacturing atmospheres, steam, water, and oxidizing acid corrosion parts.
420 stainless steel is a kind of martensitic stainless steel.
