Home / Standards / GB/T 46598-2025 GB/T 46598-2025 Active Steel plate,sheet and strip for gaseous hydrogen transportation and storage pipeline 氢气输送和存储管道用钢板和钢带 Standard Type GBT ICS 77.140.50 CCS H46 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A