Standard No.:	DB37/T 4360-2021
English Name:	The technical code of Phased-array Ultrasonic Testing of welded joints of medium and large diameter pipes
Chinese Name:	中大径管道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
Source Content Issued by:	Shandong Provincial Administration for Market Regulation
Issued on:	2021-03-11
Implemented on:	2021-4-11
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	13500 words
Translation Price(USD):	405.0
Delivery:	via email in 1~5 business day

本文件规定了中大径管道环向对接接头和管座角接接头相控阵超声检验方法及质量分级要求。
本文件适用于外径大于或等于100?mm，且厚度为6?mm～150?mm的细晶钢制环向对接接头，以及安放式筒体（封头）公称直径≥300?mm或插入式筒体（封头）公称直径≥500?mm，接管公称直径≥100?mm的角接接头的检测。对于厚度超出以上范围的焊接接头，经过工艺验证试验，具有足够的检测灵敏度后，参照本文件执行。
本文件不适用于粗晶材料和奥氏体焊接接头的检测。