Standard No.:	HB/Z 343-2001
English Name:	Heat treatment of controllable nitrogenous base protection atmosphere
Chinese Name:	可控氮基保护气氛热处理
Chinese Classification:	V16    Hot processing technology
Professional Classification:	HB    Professional Standard - Aviation
Issued by:	the Commission on Science, Technology and Industry for National Defense
Issued on:	2001-11-15
Implemented on:	2002-2-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	4000 words
Price(USD):	120.00
Delivery:	via email in 1~3 business day

本标准规定了可控氮基保护气氛热处理的工艺材料与气氛制备、设备与工装、工艺制度、工艺过程控制、质量控制及检验等有关要求。
本标准适用于航空用结构钢制件（含渗碳制件渗碳后）的可控氮基气氛保护淬火热处理，其它产品也可参照执行。