Home / Standards / GB/T 46815-2025 GB/T 46815-2025 Upcoming Superplastic forming and diffusion bonding of titanium alloy sheets—Technological specifications 钛合金板材超塑成形和扩散连接 工艺规范 Standard Type GBT ICS 77.120.50 CCS J32 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 国家标准委 Drafting Unit N/A