Standard No.:	JB/T 9630.2-2024
English Name:	Nondestructive testing of steel casting for steam turbinesPart 2: Ultrasonic testing
Chinese Name:	汽轮机铸钢件无损检测 第2部分：超声检测
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	Ministry of Industry and Information Technology
Issued on:	2024-4-10
Implemented on:	2024-10-1
Status:	valid
Superseding:	JB/T 9630.2-1999 Ultrasonic testing and quality classification methods of steel castings for steam turbines
Language:	English
File Format:	PDF
Word Count:	11000 words
Price(USD):	330.00
Delivery:	via email in 1~5 business day

本文件规定了汽轮机铸钢件A型脉冲反射式超声检测要求，描述了相应的检测方法和对缺陷进行分级的方法，规定了检测的质量等级要求、对缺陷进行检测和评定的要求、检测记录和检测报告。

本文件适用于碳钢、合金钢和非奥氏体不锈钢厚度不超过600mm的电站汽轮机用铸钢件超声检测。