This Document describes the phase-array ultrasonic testing and result evaluation method for crack defects in bolts of amusement facilities. This Document is applicable to the in-situ ultrasonic testing of steel bolts with an outer diameter of no less than 10 mm and no more than 100 mm and a length of no more than 1 000 mm for amusement facilities. The phase-array ultrasonic testing of steel bolts and shafts (pins) for amusement facilities, cableways and other mechanical equipment shall be implemented as a reference.
Basic Data
Standard ID
GB/T 34370.12-2024 (GB/T34370.12-2024)
Description (Translated English)
Nondestructive testing of amusement equipment - Part 12: Phase-array ultrasonic testing methods for bolts
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
Y57
Word Count Estimation
16,132
Date of Issue
2024-08-23
Date of Implementation
2024-08-23
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
