Home / Standards / GB/T 40808.3-2025 GB/T 40808.3-2025 Upcoming Environmental evaluation of machine tools—Part 3: Principles for testing metal-cutting machine tools with respect to energy efficiency 机床环境评估 第3部分:金属切削机床能效测试原则 Standard Type GBT ICS 25.080.01 CCS J50 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A