Home / Standards / GB/T 17119-2025 GB/T 17119-2025 Active Continuous mechanical handling equipment—Belt conveyors with carrying idlers—Calculation of operating power and tensile forces 连续搬运设备 带承载托辊的带式输送机 运行功率和张力的计算 Standard Type GBT ICS 53.040.01 CCS J81 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A