Standard No.:	GB/T 10121-1988
English Name:	Steel products--Method for magnetic particle inspection of tower sample
Chinese Name:	钢材塔形发纹磁粉检验方法
Chinese Classification:	H24    Metallographic testing method
Professional Classification:	GB    National Standard
ICS Classification:	77.040.20 77.040.20    Non-destructive testing of metals 77.040.20
Issued by:	SBTS
Issued on:	1988-11-25
Implemented on:	1990-1-1
Status:	superseded
Superseded by:	GB/T 10121-2008 Steel products-Method for magnetic particle inspection of tower sample
Superseded on:	2009-5-1
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	100.00
Delivery:	via email in 1~3 business day

本标准规定了磁粉检验方法的概要、检验设备、磁粉材料、检验系统的性能及灵敏度的测定、试样的制备、检验条件及步骤、磁化电流类型、磁场方向、磁场强度、检验结果的评定及验收、检验人员职责及要求、磁粉磁性及粒度测定方法、磁悬液的配制与测定、人工标准试块等。本标准适用于检验铁磁性钢材塔形表面或近表面发纹及其他缺陷。对于铁磁性的毛坯件、半成品（钢坯、铸件和锻件）及成品也可参照本标准检验。本标准为一般性通用磁粉检验方法标准，如有特殊要求时，可按供需双方协方议执行。