Home / Standards / GB/T 35185-2017 GB/T 35185-2017 Active Composite reinforced line pipe for the petroleum and natural gas industry 石油天然气工业用复合材料增强管线钢管 Standard Type GBT ICS 75.200 CCS H48 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 国家标准委 Drafting Unit N/A