BS DD 139(1986) : 1986被替代
SPECIFICATION FOR ZINC-ALUMINIUM ALLOY INGOTS AND CASTINGS
出版：British Standards Institution
专家解读视频
基本信息
标准编号： BS DD 139(1986) : 1986
发布时间：1986/1/1 0:00:00
标准类别：Draft
出版单位：British Standards Institution
标准页数：16
标准简介
Gives requirements for the chemical composition and identification of ingots and castings in three zinc-aluminium alloys, designated ZA8, ZA12 and ZA27. Procedures for verifying that ingots and castings meet the requirements of this Draft are also described together with methods for the selection and preparation of the samples.
