What is obtained with the forging waste heat normalizing and controlled cooling technique is the coarse stable structure in a 20CrMnTi gear, but its cutability is good.
余热正火和常规的正火处理后，再经同样的工艺进行渗碳、淬火和回火处理，
明：其渗层和
部的组织、晶
机械性能均相同。
What is obtained with the forging waste heat normalizing and controlled cooling technique is the coarse stable structure in a 20CrMnTi gear, but its cutability is good.
余热正火和常规的正火处理后，再经同样的工艺进行渗碳、淬火和回火处理，明：其渗层和部的组织、晶机械性能均相同。
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