Home / Standards / GB/T 46419-2025 GB/T 46419-2025 Active Petroleum and natural gas industries—Titanium alloy induction bends 石油天然气工业 钛合金感应加热弯管 Standard Type GBT ICS 75.200;77.120.50 CCS E16;H64 Status 现行 Issue Date 2025-10-05 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A