China 'GB/T 46446.1-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 46446.1-2025
Petroleum, Petrochemical and Natural Gas Industries - Internal Coatings and Linings for Carbon Steel Process Vessels - Part 1: Technical Requirements 石油、石化和天然气工业 - 碳钢过程容器内涂层和衬里 - 第1部分:技术要求
Issued Date:2025/10/31
Implemented Date:2026/5/1
Issued by:
The Standardization Administration of the People's Republic of China