Standard No.:	GB/T 4309-1984
English Name:	Classification and designation for powder metallurgy materials
Chinese Name:	粉末冶金材料分类和牌号表示方法
Chinese Classification:	H70    Powder metallurgy in general
Professional Classification:	GB    National Standard
Issued by:	China State Bureau of Standards
Issued on:	1984-03-27
Implemented on:	1985-3-1
Status:	superseded
Superseded by:	GB/T 4309-2009 Classification and designation for powder metallurgy materials
Superseded on:	2010-1-1
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	120.00
Delivery:	via email in 1~3 business day

1.1 本标准适用于粉末冶金材料的分类和牌号表示方法。1.2 凡列入国家标准和专业标准（部标准）的粉末冶金材料都应按本标准的规定进行分类和编制牌号。注：列入企业标准的粉末冶金材料一般不予编制统一牌号。