GB/T 39427-2020
Non-destructive testing—Testing method for determining the size of Ir192 industrial radiographic source

Standard No.

GB/T 39427-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 39427-2020

Scope

This standard specifies the method for measuring the Ir192 gamma ray source scale by using the radiographic film exposed together with the reference sample and the Ir192 gamma ray source. This standard is applicable to the determination of the size of the Ir192 gamma ray source newly purchased or in use by the user unit. The Ir192 gamma ray source production unit can also refer to this standard when measuring the ray source chi-ten.

GB/T 39427-2020 Referenced Document

• GB/T 19802 Non-destructive testing.Industrial radiographic illuminators.Minimum requirements
• JB/T 13156 Non-destructive testing.Test method for determining the density of industrial radiographs

GB/T 39427-2020 history

• 2020 GB/T 39427-2020 Non-destructive testing—Testing method for determining the size of Ir192 industrial radiographic source