GB/T 4957-2025

Active

Non-conductive coatings on non-magnetic electrically conductive base metals—Measurement of coating thickness—Amplitude-sensitive eddy-current method

非磁性导电基体金属上非导电覆盖层 覆盖层厚度测量 振幅敏感涡流法

Standard Type
GBT
ICS
25.220.40;25.220.50
CCS
A29
Status
现行
Issue Date
2025-10-31
Implementation
2026-05-01
Responsible Dept
中国机械工业联合会
Drafting Unit
N/A