Standard No.:	GB/T 8650-1988
English Name:	Test method of pipeline steels for resistance to stepwise cracking
Chinese Name:	管线钢抗阶梯型破裂试验方法
Chinese Classification:	H26    Metal nondestructive testing method
Professional Classification:	GB    National Standard
ICS Classification:	77.040.10 77.040.10    Mechanical testing of metals 77.040.10
Issued by:	NBS
Issued on:	1988-02-05
Implemented on:	1989-2-1
Status:	superseded
Superseded by:	GB/T 8650-2006 Evaluation of pipeline and pressure vessel steels for resistance to hydrogen-induced cracking
Language:	English
File Format:	PDF
Word Count:	4500 words
Price(USD):	450.00
Delivery:	via email in 1~3 business day

本标准规定的试验方法是指管线钢在含有硫化氢水溶液的腐蚀环境中，吸氢引起的阶梯型破裂试验方法。本标准适用于壁厚为5~30mm的钢管。本方法不模拟现场任何特殊的使用条件，也不提供管线钢能否使用的判据，只提供一套能在相当短时间内辨别不同材料对阶梯型破裂敏感性的可重现的实验室环境条件和统一的试验方法。