标准摘要
[中文适用范围]： 本国际标准规定了使用标准图或点计数程序测定轧制或锻钢产品双相晶粒尺寸的显微方法。 [外文原描述]： This International Standard specifies a micrographic method of determining the duplex grain size of rolled or forged steel products using standard diagrams or by the point count procedure.
英文名称Steel — Metallographic characterization of duplex grain size and distributions