无损检测　在役汽轮机叶片超声检测和评价方法

Non-destructive testing—Ultrasonic testing and evaluation for turbing-blades in service

标准介绍

This document specifies the general provisions and the requirements for imperfection, deficiency measurement and evaluation of the application of A-scan pulsed reflection ultrasonic testing for turbing-blades in-service.
This document is applicable to the testing of turbing-blades in-service(hereinafter referred to as “blade” or “blades”) in the non-disassembled state, and is not applicable to the blade with coating. The ultrasonic testing of the blade in the installation stage is carried out with reference to this document.

提出部门

SAC/TC 56(National Technical Committee 56 on Non-destructive testing of Standardization Administration of China).

发布部门

State Administration for Market Regulation and Standardization Administration of the People's Republic of China