Home / Standards / GB/T 8456-2025 GB/T 8456-2025 Active Textile machinery—Knitting machines—Nominal diameters of circular machines 纺织机械 针织机 圆机的公称直径 Standard Type GBT ICS 59.120.40 CCS W90 Status 现行 Issue Date 2025-05-30 Implementation 2025-12-01 Responsible Dept 中国纺织工业联合会 Drafting Unit N/A