DB12/T 861-2019
Ultrasonic testing method for circumferential cracks in high-pressure stud bolts (English Version)

Standard No.

DB12/T 861-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

Tianjin Provincial Standard of the People's Republic of China

Latest

DB12/T 861-2019

Scope

This standard is applicable to the ultrasonic testing of in-service high-pressure fastening bolts with specifications M36 or above (including M36).

DB12/T 861-2019 history

• 2019 DB12/T 861-2019 Ultrasonic testing method for circumferential cracks in high-pressure stud bolts
• 2019 DB12/T 861-2018 Ultrasonic testing method for circumferential cracks in high-pressure stud bolts