Home / Standards / GB/T 37335-2019 GB/T 37335-2019 Active Design guidelines for structural full penetration weld of self-elevating drilling units 自升式钻井平台结构全焊透区域设计指南 Standard Type GBT ICS 47.020.99 CCS U17 Status 现行 Issue Date 2019-03-25 Implementation 2019-10-01 Responsible Dept 国家标准委 Drafting Unit N/A