Home / Standards / GB/T 44520-2024 GB/T 44520-2024 Active Forging dies—Quick change die sets with X-rail guide 锻模 X型导轨导向快换模架 Standard Type GBT ICS 25.120.10 CCS J46 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 国家标准委 Drafting Unit N/A