Home / Standards / GB/T 37450-2019 GB/T 37450-2019 Active Structural requirements for offshore cranes 海洋平台起重机结构要求 Standard Type GBT ICS 47.020.50 CCS U42 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 国家标准委 Drafting Unit N/A