Compared with the thread obtained by cutting process, the shear strain and hardness of 304 steel pipe thread has been increased significantly after rolling process.
与套丝加工相比，滚压加工后304钢管螺纹的抗剪拉力和硬度均有大幅提高。
Compared with the thread obtained by cutting process, the shear strain and hardness of 304 steel pipe thread has been increased significantly after rolling process.
与套丝加工相比，滚压加工后304钢管螺纹的抗剪拉力和硬度均有大幅提高。
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