This paper described the characteristics of cold form tapping of 300m steel internal threads, analyzed its mechanism and studied through experiments the torque variation during cold form tapping.
本文介绍了300M钢内螺纹冷挤压成形特点，分析了冷挤压加工机理，并对冷挤压加工过程中扭矩变化规律进行了实验研究。
This paper described the characteristics of cold form tapping of 300m steel internal threads, analyzed its mechanism and studied through experiments the torque variation during cold form tapping.
本文介绍了300M钢内螺纹冷挤压成形特点，分析了冷挤压加工机理，并对冷挤压加工过程中扭矩变化规律进行了实验研究。
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