GB/T 42515-2023: Metallic powders - Determination of acid-insoluble content in iron, copper, tin and bronze powders

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Scope

This document describes a method for the determination of the content of non-metallic
materials insoluble in common mineral acids in metallic powders of iron, copper, tin and bronze.
This document applies to the determination of acid-insoluble silica and silicates, carbides,
alumina, clays or other poorly soluble oxides introduced in raw materials or during the
production process.

Basic Data

Standard ID	GB/T 42515-2023 (GB/T42515-2023)
Description (Translated English)	Metallic powders - Determination of acid-insoluble content in iron, copper, tin and bronze powders
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H16
Classification of International Standard	77.160
Word Count Estimation	7,782
Date of Issue	2023-05-23
Date of Implementation	2023-12-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration