Hardness Comparison Table

Vickers' Hardness (DPH)	Brinell Hardness 10mm Diam Ball Load: 3000 kg			Rockwell Hardness (2)				Rockwell Special Hardness Special Brale Equipment			Shore Hardness	Tensile Strength (100sq/m2 approx)	Vickers' Hardness Load: 50kg
Vickers' Hardness (DPH)	Std Ball	Hultgren Ball	Tungstic Carbide Ball	A Scale Load: 60kg Brale Equip	B Scale Load: 100kg 1/16in. Diam Ball	C Scale Load: 150kg Brale Equip	D Scale Load: 100kg Brale Equip	15-N Scale Load: 15kg	30-N Scale Load: 30kg	45-N Scale Load: 45kg	Shore Hardness	Tensile Strength (100sq/m2 approx)	Vickers' Hardness Load: 50kg
410	388	388	388	71.4	-	41.8	56.8	81.4	61.1	45.3	-	195	410
400	379	379	379	70.8	-	40.8	56	81	60.2	44.1	55	190	400
390	369	369	369	70.3	-	39.8	55.2	80.3	59.3	42.9	-	185	390
380	360	360	360	69.8	-110	38.8	54.4	79.8	58.4	41.7	52	180	380
370	350	350	350	69.2	-	37.7	53.6	79.2	57.4	40.4	-	175	370
360	341	341	341	68.7	-109	36.6	52.8	78.6	56.4	39.1	50	170	360
350	331	331	331	68.1	-	35.5	51.9	78	55.4	37.8	-	166	350
340	322	322	322	67.6	-108	34.4	51.1	77.4	54.4	36.5	47	161	340
330	313	313	313	67	-	33.3	50.2	76.8	53.6	35.2	-	156	330
320	303	303	303	66.4	-107	32.2	49.4	76.2	52.3	33.9	45	151	320
310	294	294	294	65.8	-	31	48.4	75.6	51.3	32.5	-	146	310
300	284	284	284	65.2	-105.5	29.8	47.5	74.9	50.2	31.1	42	141	300
295	280	280	280	64.8	-	29.2	47.1	74.6	49.7	30.4	-	139	295
290	275	275	275	64.5	-104.5	28.5	46.5	74.2	49	29.5	41	136	290
285	270	270	270	64.2	-	27.8	46	73.8	48.4	28.7	-	134	285
280	265	265	265	63.8	-103.5	27.1	45.3	73.4	47.8	27.9	40	131	280
275	261	261	261	63.5	-	26.4	44.9	73	47.2	27.1	-	129	275
270	256	256	256	63.1	-102	25.4	44.3	72.6	46.4	26.2	38	126	270
265	252	252	252	62.7	-	24.8	43.7	72.1	45.7	25.2	-	124	265
260	247	247	247	62.4	-101	24	43.1	71.6	45	24.3	37	121	260
255	243	243	243	62	-	23.1	42.2	71.1	44.2	23.2	-	119	255
250	238	238	238	61.6	99.5	22.2	41.7	70.6	43.4	22.2	36	116	250
245	233	233	233	61.2	-	21.3	41.1	70.1	42.5	21.1	-	114	245
240	228	228	228	60.7	98.1	20.3	40.3	69.6	41.7	19.9	34	110	240
230	219	219	219	-	96.7	-18	-	-	-	-	33	106	230
220	209	209	209	-	95	-15.7	-	-	-	-	32	101	220
210	200	200	200	-	93.4	-13.4	-	-	-	-	30	97	210
200	190	190	190	-	91.5	-11	-	-	-	-	29	92	200
190	181	181	181	-	89.4	-8.5	-	-	-	-	28	88	190
180	171	171	171	-	87.1	-6	-	-	-	-	26	84	180
170	162	162	162	-	85	-3	-	-	-	-	25	79	170
160	152	152	152	-	81.7	0	-	-	-	-	24	75	160
150	143	143	143	-	78.7	-	-	-	-	-	22	71	150
140	133	133	133	-	75	-	-	-	-	-	21	66	140
130	124	124	124	-	71.2	-	-	-	-	-	20	62	130
120	114	114	114	-	66.7	-	-	-	-	-	-	57	120
110	105	105	105	-	62.3	-	-	-	-	-	-	-	110
100	95	95	95	-	56.2	-	-	-	-	-	-	-	100
95	90	90	90	-	52	-	-	-	-	-	-	-	95
90	86	86	86	-	48	-	-	-	-	-	-	-	90
85	81	81	81	-	41	-	-	-	-	-	-	-	85

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