Standard No.:	DB37/T 3143-2018
English Name:	Technical regulation of Phased-array Ultrasonic Testing for socket welded joints of small diameter pipe
Chinese Name:	小径管管座角接焊接接头相控阵超声检测技术规程
Chinese Classification:	N77    Ultrasonic wave and sound radiation defectoscope
Professional Classification:	DB    Provincial Standard
ICS Classification:	77.040.01 77.040.01    Testing of metals in general 77.040.01
Issued by:	Shandong Bureau of Quality and Technical Supervision
Issued on:	2018-02-13
Implemented on:	2018-3-13
Status:	valid
Language:	English
File Format:	PDF

本标准规定了钢制承压设备小径管管座角接焊接接头相控阵超声检测方法及质量评定。
本标准适用于接管外径32 mm～89 mm，壁厚4 mm～20 mm的管座角接焊接接头的检测。对其它规格尺寸的管座角接焊接接头，若经过工艺验证试验，能够满足检测灵敏度要求的，可参照本标准内容。