Standard No.:	DB32/T 4485-2023
English Name:	Technical regulation of phased-array ultrasonic testing for socket welded joints of pipe with large-diameter and thick-wall
Chinese Name:	大直径厚壁管座角接焊接接头相控阵超声检测技术规程
Chinese Classification:	H26    Metal nondestructive testing method
Professional Classification:	DB    Provincial Standard
ICS Classification:	77.040.20 77.040.20    Non-destructive testing of metals 77.040.20
Issued by:	Jiangsu Adminstration of Market Regulation
Issued on:	2023-05-13
Status:	valid
Language:	English
File Format:	PDF

本文件确立了钢制（碳钢和低合金钢）承压设备大直径厚壁管座角接焊接接头相控阵超声检测工艺，规定了有关检测工艺的总体原则和要求、检测准备、检测实施、检测数据分析和缺陷评定、检测记录与报告。
本文件适用于相控阵超声检测的管座角接焊接接头范围为筒体直径Φ1380mm以上、壁厚
40mm~200mm，接管直径Φ325mm~560mm、壁厚30mm~120mm的插入式管座角接焊接接头，以及接管直径Φ219mm~800mm、壁厚30mm~150mm安放式管座角接焊接接头。