Home / Standards / GB/T 39507-2020 GB/T 39507-2020 Active Leather—Physical and mechanical tests—Determination of abrasion resistance:Martindale ball plate method 皮革 物理和机械试验 耐磨性能的测定:马丁代尔球盘法 Standard Type GBT ICS 59.140.30 CCS Y46 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A