Tabela de Conversão de Durezas

Dureza Rockwell "C"	Dureza Brinell	Dureza Vickers	Dureza Rockwell "A"	Dureza Rockwell "B"	Dureza Rockwell "B"	Dureza Shore
HRC	HB	HV	HRA	HRB	HRB	HS
68	---	940	85.6	---	---	97
67	---	900	85	---	---	95
66	---	865	84.5	---	---	92
65	739	832	83.9	---	---	91
64	722	800	83.4	---	---	88
63	705	772	82.8	---	---	87
62	688	746	82.3	---	---	85
61	670	720	81.8	---	---	83
60	654	697	81.2	---	---	81
59	634	674	80.7	---	---	80
58	615	653	80.1	---	---	78
57	595	633	79.6	---	---	76
56	577	613	79	---	---	75
55	560	595	78.5	---	---	74
54	543	577	78	---	---	72
53	525	560	77.4	---	---	71
52	512	544	76.8	---	---	69
51	496	528	76.3	---	---	68
50	481	513	75.9	---	---	67
49	469	498	75.2	---	---	66
48	455	484	74.7	---	---	64
47	443	471	74.1	---	---	63
46	432	458	73.6	---	---	62
45	421	446	73.1	---	---	60
44	409	434	72.5	---	---	58
43	400	423	72.2	---	---	57
42	390	412	71.5	---	---	56
41	381	402	70.9	---	---	55
40	371	392	70.4	---	---	54
39	362	382	69.9	---	---	52
38	353	372	69.4	---	---	51
37	344	363	68.9	---	---	50
36	336	354	68.4	-109	-108	49
35	327	345	67.9	-108.5	-107.5	48
34	319	336	67.4	-108	-107	47
33	311	327	66.8	-107.5	-106.5	46
32	301	318	66.3	-107	-106	44
31	294	310	65.8	-106	-105	43
30	286	302	65.3	-105.5	-104.5	42
29	279	294	64.7	-104.5	-103.5	41
28	271	286	64.3	-104	-103	41
27	264	279	63.8	-103	-102	40
26	258	272	63.3	-102.5	-101.5	38
25	253	266	62.8	-101.5	-100.5	38
24	247	260	62.4	-101	-100	37
23	243	254	62	100	101	36
22	237	248	61.5	99	100	35
21	236	243	61	98.5	99.5	35
20	236	238	60.5	97.8	98.8	34
-18	219	230	---	96.7	97.7	33
-16	212	222	---	95.5	96.5	32
-14	203	213	---	93.9	94.9	31
-12	194	204	---	92.3	93.3	29
-10	187	196	---	90.7	91.7	28
-8	179	188	---	89.5	90.5	27
-6	171	180	---	87.1	88.1	26
-4	165	173	---	85.5	86.5	25
-2	158	160	---	83.5	84.5	24
0	152	160	---	81.7	82.7	24

MG PARAFUSOs