Standard No.:	GB/T 5124.2-1985
English Name:	Methods for chemical analysis of hardmetals; The gravimetric method for the determination of free (insoluble) carbon content
Chinese Name:	硬质合金化学分析方法 重量法测定游离(不溶)碳量
Chinese Classification:	H10    Metallochemistry analysis method in general
Professional Classification:	GB    National Standard
Issued by:	National Bureau of Standards
Issued on:	1985-04-24
Implemented on:	1986-2-1
Status:	abolished
Superseded by:	GB/T 5124.2-2008 Methods for chemical analysis of hardmetals - Determination of insoluble (free) carbon content - Gravimetric method
Superseded on:	2008-9-1
Abolished on:	2008-09-01
Language:	English
File Format:	PDF
Word Count:	1000 words
Price(USD):	180.00
Delivery:	via email in 1~3 business day

本标准适用于钨、钛、铌、钽、钼、锆，铪和钒的碳化物，这些碳化物和粘结金属的混合粉(无润滑剂和粘结剂)以及由这些碳引：物生产的所有牌号的预烧结或烧结过的硬质合金中的游离碳量的测定。测定范围：0.02～0.50％。本标准遵守GB 1467—78《冶金产品化学分析方法标准的总则及一般规定》。本标准等效采用国际标准ISO 3908一1976《硬质合金—不溶性(游离)碳的测定—重量法》。