Home / Standards / GB/T 37594-2019 GB/T 37594-2019 Active Technical specification for anti-UV three-layer external fusion powder coating corrosion protection for steel pipe 钢质管道抗紫外线三层熔结粉末防腐外涂层技术规范 Standard Type GBT ICS 25.220.99 CCS A29 Status 现行 Issue Date 2019-06-04 Implementation 2020-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A