[ 6-30(M2) 硬度HRC65° ]
[ 6-30(M35含钴) 硬度HRC68° ]
[ 6-30(整体合金钨钢) 硬度HRC85° ]
[ 8-35(M2) 硬度HRC65° ]
[ 8-35(M35含钴) 硬度HRC68° ]
[ 8-35(整体合金钨钢) 硬度HRC85° ]
[ 10-35(M2) 硬度HRC65° ]
[ 10-35(M35含钴) 硬度HRC68° ]
[ 10-35(整体合金钨钢) 硬度HRC85° ]
[ 12-38(M2) 硬度HRC65° ]
[ 12-38(M35含钴) 硬度HRC68° ]
[ 12-38(整体合金钨钢) 硬度HRC85° ]
[ 16-45(M2) 硬度HRC65° ]
[ 16-45(M35含钴) 硬度HRC68° ]
[ 16-45(整体合金钨钢) 硬度HRC85° ]
[ 20-45(M2) 硬度HRC65° ]
[ 20-45(M35含钴) 硬度HRC68° ]
[ 20-45(整体合金钨钢) 硬度HRC85° ]
[ 25-56(M2) 硬度HRC65° ]
[ 25-56(M35含钴) 硬度HRC68° ]
[ 25-56(整体合金钨钢) 硬度HRC85° ]
[ 30-68(M2) 硬度HRC65° ]
[ 30-68(M35含钴) 硬度HRC68° ]
[ 30-68(整体合金钨钢) 硬度HRC85° ]