Home / Standards / GB/T 46643-2025 GB/T 46643-2025 Active Portable chain-saws—Determination of balance and maximum holding moment 便携式链锯 平衡和最大握持力矩的测定 Standard Type GBT ICS 65.060.80 CCS B 95 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家林草局 Drafting Unit N/A