... 92 -2.5 HRA ,TRS: Over 3800N/mm2 4, OD 1mm -50mm,Length: 100-330m 1, Brief introduction of ... 2, Recommended grade for making tungsten carbide rod blank and grinding finished rods . GradeISOPerformancePerformance&application recommended for tungsten ... alloy, fine aluminium,iron, plastic,graphite.YG15K4013.97882900Excellent impact and shock resistance, suitable for cemented carbide die blanks,mold ...