GB/T 1979-2025

Active

Evaluation of macrostructural defects in structural steels—Acid etching method and ultrasonic testing method

结构钢低倍组织缺陷评定 酸浸法和超声检测法

Standard Type
GBT
ICS
77.040.99
CCS
H24
Status
现行
Issue Date
2025-08-29
Implementation
2026-03-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A