布氏硬度块:
规格:(台式机、便携式机台)
(150-600) HBW 10/3000 (150-600) HBW 5/750 (150-600) HBW 2.5/187.5 (75-125) HBW 10/1000 (75-125) HBW 5/250 (75-125) HBW 2.5/62.5