本文件描述了按照ISO 12301，使用的检查方法和测量设备 用于测量完工状态下薄壁衬套的总壁厚。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document describes, following ISO 12301, the checking methods and measuring equipment used for measuring the total wall thickness of thin-walled bushes in the finished state.All current amendments available at time of purchase are included with the purchase of this document.