标准编号：ISO 4496:2017
中文名称：金属粉末 铁、铜、锡和青铜粉末中酸不溶物含量的测定
英文名称：Metallic powders — Determination of acid-insoluble content in iron, copper, tin and bronze powders
发布日期：2017-07
标准范围
This document specifies methods for determining, in iron, copper, tin and bronze powders, the approximate content of non-metallic materials which are insoluble in the ordinary mineral acids. The insoluble matter referred to is generally considered to be acid-insoluble silica and silicates, carbides, alumina, clays or other refractory oxides which are either present in the raw material from which the powders are manufactured or introduced during the manufacturing process.
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