Standard No.:	GB 225-1988
English Name:	Steel-hardenability test by end quenching(Jominy test)
Chinese Name:	钢的淬透性末端淬火试验方法
Chinese Classification:	H23    Metal processing property test method
Professional Classification:	GB    National Standard
ICS Classification:	77.040.30 77.040.30    Chemical analysis of metals 77.040.30
Source Content Issued by:	China Steel Industry Association
Issued on:	1988-01-02
Implemented on:	1990-1-1
Status:	superseded
Superseded by:	GB/T 225-2006 Steel - Hardenability test by end quenching(Jominy test)
Superseded on:	2007-2-1
Abolished on:	2007-02-01
Superseding:	GB 225-1963
Target Language:	English
File Format:	PDF
Word Count:	4500 words
Translation Price(USD):	135.0
Delivery:	via email in 1~3 business day

本标准规定用末端淬火试验方法(简称“端淬法”或Jominy法”)测定钢的淬透性。本标准适用于优质碳素结构钢、合金结构钢、弹簧钢、部分工模具钢、轴承钢及低淬透性结构钢；不适用于空气淬硬钢和甚低淬透性钢。