Standard No.:	GB/T 221-2000
English Name:	Notations for designations of iron and steel
Chinese Name:	钢铁产品牌号表示方法
Chinese Classification:	H40    Steel and iron products in general
Professional Classification:	GB    National Standard
ICS Classification:	77.140.01 77.140.01    Iron and steel products in general 77.140.01
Issued by:	CSBTS
Issued on:	2000-04-01
Implemented on:	2000-1-1
Status:	abolished
Superseded by:	GB/T 221-2008 Notations for designation of iron and steel
Superseded on:	2009-4-1
Abolished on:	2009-04-01
Superseding:	GB/T 221-1979 Notations for markings of iron and steel products
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	120.0
Delivery:	via email in 1~3 business day

本标准规定了钢铁产品牌号表示方法。本标准适用于编写生铁、碳素结构钢、易切削钢、低合金高强度结构钢、合金结构钢、弹簧钢、工具钢、轴承钢、不锈钢、耐热钢、焊接用钢、电工用硅钢、电工用纯铁、高电阻电热合金及有关专用钢等产品牌号。本标准中未规定的钢铁产品牌号表示方法，应根据本标准规定的原则编写牌号。粉末冶金材料、铸铁(件)、铸钢(件)、铁合金、高温合金、耐蚀合金、精密合金等产品的牌号表示方法应分别符合下列国家标准规定。GB/T4309-1994粉末冶金材料分类和牌号表示方法GB/T5612-1985铸铁牌号表示方法GB/T5613-1995铸钢牌号表示方法GB/T7738-1987铁合金产品牌号表示方法GB/T14992-1994高温合金牌号GB/T15007-1994耐蚀合金牌号GB/T15018-1994精密合金牌号