Home / Standards / GB/T 44553-2024 GB/T 44553-2024 Active Technical specification for energy-saving of hot-dip galvanizing thermal system for steel tubes 钢管热镀锌热工系统节能技术规范 Standard Type GBT ICS 77-010 CCS H 04 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A