标准摘要
[中文适用范围]： 本文件规定了符合ISO 2902的公制梯形螺纹的公差系统。公差参照符合ISO 2901的设计轮廓。该公差系统不适用于对轴向位移有特殊要求的梯形螺纹，例如机床丝杠和螺母。 [外文原描述]： ISO 2903:2016 specifies a tolerance system for metric trapezoidal screw threads in accordance with ISO 2902. The tolerances refer to the design profile in accordance with ISO 2901. The tolerance system does not apply to trapezoidal screw threads with special requirements on axial displacement, for example, machine tool lead and feed screws and nuts.
英文名称ISO metric trapezoidal screw threads — Tolerances