GB/T 22131-2022 (English Version) PDF

Standard No.: GB/T 22131-2022
Language: Chinese, Available in English version
Release Date: 2022
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 22131-2022
Replace: GB/T 22131-2008

Scope: This document describes the basic method of ultrasonic testing using the pulse reflection method from the inner surface of forgings using longitudinal wave dual-element probes, including testing personnel requirements, general requirements, ultrasonic testing equipment, preparation of forgings for ultrasonic testing, testing procedures, recording requirements and testing Report. This document is applicable to the manual inspection method of cylindrical forgings with an inner diameter of ≥64 mm, but does not limit the use of other inspection methods, such as mechanized or automated inspection methods.

GB/T 22131-2022 Referenced Document

GB/T 12604.1 Non-destructive testing—Terminology—Ultrasonic testing
GB/T 27664.3 Non-destructive testing.Characterization and verification of ultrasonic test equipment.Part 3:Combined equipment
GB/T 8541 Terminology of forging and stamping
GB/T 9445 Non-destructive testing.Qualification and certification of NDT personnel

2022 GB/T 22131-2022 Practice for ultrasonic examination from bored surfaces of cylindrical forgings
2008 GB/T 22131-2008 Practice for ultrasonic examination from bored surfaces of cylindrical forgings