日本YAMAMOTO山本科学洛氏硬度块

日本YAMAMOTO山本科学洛氏硬度块

山本科学（YAMAMOTO)硬度块
显微维氏硬度块
编号	型号	测量范围指数
1	HMV(1，0.1)	1650
2	HMV(1,0.1,0.01)	900/800/700/600/500/400/300/200/100/40
3	HMV(0.1,0.01,0.001)	30
4	UMV(0.01,0.002)	200/500/700/900
维氏硬度块
5	HV（30,1）	1000/900/800/700
6	HV(10,1)	600/500/400/300/200/150/100/40
肖氏硬度块
7	HS	100/95/90/80/70/60/50/40/30/20/7
里氏硬度块
8	HL	HLE 850/800/700/600/500
8	HL	HLD 880/830/730/630/520
洛氏硬度计
9	HRC	70/67/64/62/60/57/55/50/45/40/35/30/25/20/10
10	HRA	87/85/83/81/78/75/71/65/56
11	HR 30N	83/81/78/73/67/60/55/50/41
12	HR 15N(45N)	92/90/87/85/80/75
13	HRB	100/95/90/82/72/62/52/42/32
14	HR 30T	78/72/62/52/42/38/32
15	HR 15T	87/82/78
16	HR(E/M/L/R/F/S)	HRE90/HRM107/HRL118/HRR123/HRF90/HRM67/HRL92/HRR105/HRS90
布氏硬度块
17	HBW 10/3000	600/550/500/450/400/350/300/250/229/200/180/
17	HBW 10/3000	HBW(10/3000)150/HBW(10/500)125/HBW(10/500)100

日本YAMAMOTO山本科学洛氏硬度块