Present situation and prospects of heat treatment in China

摘要

Heat treatment is a very imporant technology in mechanical industries.It has great effects on imprcving the quality of electromechanical products,and on enforcing the competitive power of products in the markets at home and abroad.It takes a rather long time for people to know about this point of view.Since it is the inner quality other than shapes of products that heat treatment usually various,people do not find its necessity audio-visually.