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常用NPT、PT、G、ZG、RC、M几种螺纹的区别
二、PT螺纹 PT螺纹,即英制圆锥管螺纹,是一种55°的圆锥管螺纹,具有1:16的锥度。PT螺纹的特点是螺距较小,螺纹峰和螺纹谷的高度也较小,使得螺纹结构更加紧凑,能够有效提高连接的密封性能。PT螺纹的螺纹角为60°,能够承受较大的轴向压力,具有较强的抗 ...
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