Home / Standards / GB/T 39636-2020 GB/T 39636-2020 Active Specification of fusion-bonded epoxy external coatings for steel pipeline 钢制管道熔结环氧粉末外涂层技术规范 Standard Type GBT ICS 75.200 CCS E98 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 国家标准委 Drafting Unit N/A