Hardness Conversion Table: Brinnel/Rockwell Tensile Strength | OnlineMetals.com®

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Brinell Hardness	Rockwell Hardness
Tungsten Carbide Ball 3000 kg	A Scale 60 kg	B Scale 100 kg	C Scale 150 kg	Tensile Strength (approx.)
_	86	_	68	_
_	85	_	68	_
_	85	_	67	_
767	84	_	66	_
757	84	_	66	_
745	84	_	65	_
733	84	_	65	_
722	83	_	64	_
712	_	_	_	_
710	83	_	63	_
698	83	_	62	_
684	82	_	62	_
682	82	_	62	_
670	82	_	61	_
656	81	_	60	_
653	81	_	60	_
647	81	_	60	_
638	81	_	59	329,000
630	81	_	59	324,000
627	80	_	59	323,000
601	80	_	57	309,000
578	79	_	56	297,000
555	78	_	55	285,000
534	78	_	54	274,000
514	77	_	52	263,000
495	76	_	51	253,000
477	76	_	50	243,000
461	75	_	48	235,000
444	74	_	47	225,000
429	73	_	46	217,000
401	72	_	43	202,000
388	71	_	42	195,000
375	71	_	40	188,000
363	70	_	39	182,000
352	69	_	38	176,000
341	69	_	37	170,000
331	68	_	36	166,000
321	68	_	34	160,000
311	67	_	33	155,000
302	66	_	32	150,000
293	66	_	31	145,000
285	65	_	30	141,000
277	65	_	29	137,000
269	64	_	28	133,000
262	64	_	27	129,000
255	63	_	25	126,000
248	62	_	24	122,000
241	62	100	23	118,000
235	61	99	22	115,000
229	61	98	20	111,000
223	_	97	20	_
217	_	96	18	105,000
212	_	96	17	102,000
207	_	95	16	100,000
201	_	94	15	98,000
197	_	93	_	95,000
192	_	92	_	93,000
187	_	91	_	90,000
183	_	90	_	89,000
179	_	89	_	87,000
174	_	88	_	85,000
170	_	87	_	83,000
167	_	86	_	81,000
163	_	85	_	79,000
156	_	83	_	76,000
149	_	81	_	73,000
143	_	79	_	71,000
137	_	76	_	67,000
131	_	74	_	65,000
126	_	72	_	63,000
121	_	70	_	60,000
116	_	68	_	58,000
111	_	66	_	56,000