Home / Standards / GB/T 12444-2006 GB/T 12444-2006 Active Metallic materials - Wear test method - Block-on-ring sliding wear test 金属材料 磨损试验方法 试环-试块滑动磨损试验 Standard Type GBT ICS 77.040.10 CCS H22 Status 现行 Issue Date 2006-11-01 Implementation 2007-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A