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
和常规的正
理后，再经同样的工艺进行渗碳、淬和
理，试验证明：其渗层和
部的组织、晶粒度及机
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.
余热正和常规的正理后，再经同样的工艺进行渗碳、淬和理，试验证明：其渗层和部的组织、晶粒度及机均相同。
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