lfp325324 发表于 2010-5-10 20:56:14

the degree of roughness of parts is very bad after shot blasting

the material is 16MnCrS5;
heat treatment: case hardening(carbonization and quenching).
shaft.
the furnace: aichelin continuous furnace.
the phenomenon: the degree of roughness of parts is very bad after shot blasting
   the front and back baskets parts are good, but just only this occur this question.
the heat treatmentdata is OK.who can tell me why should I do ?

microsoft 发表于 2010-5-26 08:06:47

老大，前面有几筐不好？你测试一下前面的与后面的维氏硬度
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