标准摘要
[中文适用范围]： 本文件规定了用X射线或γ射线对钢和铁铸件进行射线照相检查的一般要求。 [外文原描述]： This document specifies the general requirements for the radiography of steel and iron castings by means of X-rays or gamma-rays.
英文名称Steel and iron castings — Radiographic testing