sommaire		Équivalences des unités de dureté
(source: muller)
Résistance à la traction N/mm²		Dureté Vickers		Dureté Brinell		Dureté Rockwell
						HRA	HRB	HRC
255		80		76
270		85		80.75			41
285		90		85.5			48
305		95		90.25			52
320		100		95			56.2
335		105		99.75
350		110		104.5			62.3
370		115		109.25
385		120		114			66.7
400		125		118.75
415		130		123.5			71.2
430		135		128.25
450		140		133			75
465		145		137.75
480		150		142.5			78.7
495		155		147.25
510		160		152			81.7
530		165		156.75
545		170		161.5			85
560		175		166.25
575		180		171			87.1
595		185		175.75
610		190		180.5			89.5
625		195		185.25
640		200		190			91.5
660		205		194.75			92.5
675		210		199.5			93.5
690		215		204.25			94
705		220		209			95
720		225		213.75			96
740		230		218.5			96.7
755		235		223.25
770		240		228		60.7	98.1	20.3
785		245		232.75		61.2		21.3
800		250		237.5		61.6	99.5	22.2
820		255		242.25		62		23.1
835		260		247		62.4	101	24
850		265		251.75		62.7		24.8
865		270		256.5		63.1	102	25.6
880		275		261.25		63.5		26.4
900		280		266		63.8	104	27.1
915		285		270.75		64.2		27.8
930		290		275.5		64.5	105	28.5
950		295		280.25		64.8		29.2
965		300		285		65.2		29.8
995		310		294.5		65.8		31
1030		320		304		66.4		32.2
1060		330		313.5		67		33.3
1095		340		323		67.6		34.3
1125		350		332.5		68.1		35.3
1155		360		342		68.7		36.3
1190		370		351.5		69.2		37.3
1220		380		361		69.8		38.8
1255		390		370.5		70.3		39.8
1290		400		380		70.8		40.8
1320		410		389.5		71.4		41.8
1350		420		399		71.8		42.7
1385		430		408.5		72.3		43.6
1420		440		418		72.8		44.5
1455		450		427.5		73.3		45.3
1485		460		437		73.6		46.1
1520		470		446.5		74.1		46.9
1555		480		456		74.5		47.7
1595		490		465.5		74.9		48.4
1630		500		475		75.3		49.1
1665		510		484.5		75.7		49.8
1700		520		494		76.1		50.5
1740		530		503.5		76.4		51.1
1775		540		513		76.7		51.7
1810		550		522.5		77		52.3
1845		560		532		77.4		53
1880		570		541.5		77.8		53.6
1920		580		551		78		54.1
1955		590		560.5		78.4		54.7
1995		600		570		78.6		55.2
2030		610		579.5		78.9		55.7
2070		620		589		79.2		56.3
2105		630		598.5		79.5		56.8
2145		640		608		79.8		57.3
2180		650		617.5		80		57.8
		660				80.3		58.3
		670				80.6		58.8
		680				80.8		59.2
		690				81.1		59.7
		700				81.3		60.1
		720				81.8		61
		740				82.2		61.8
		760				82.6		62.5
		780				83		63.3
		800				83.4		64
		820				83.8		64.7
		840				84.1		65.3
		860				84.4		65.9
		880				84.7		66.4
		900				85		67
		920				85.3		67.5
		940				85.6		68