China 'GB/T 30064-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 30064-2025
Metallic Materials - Constraint Loss Correction Method for Crack Tip Opening Displacement (CTOD) Fracture Toughness in Fracture Assessment of Steel Components 金属材料 - 钢构件断裂评估中裂纹尖端张开位移(CTOD)断裂韧度的拘束损失修正方法
Issued Date:2025/12/2
Implemented Date:2026/7/1
Issued by:
The Standardization Administration of the People's Republic of China