Chinese Standard: GB/T 28703-2012

Test methods for parallel screw threads

全国螺纹标准化技术委员会(SAC/TC 108)

本标准规定了圆柱螺纹参数（螺距、导程、牙侧角、大径、中径、小径、中径圆柱圆度、中径圆柱锥度、牙底圆弧半径、顶径相对中径跳动）的检测方法。
本标准适用于圆柱螺纹参数的检测。

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