End-Quench Hardenability Bands — 5046 H to 5135 H - METRIC
Tabulations of Band Limits
“J” Distance Millimeters	GRADE
	5046 H		50B46 H		50B50 H		50B60 H		5120 H		5130 H		5132 H		5135 H
	Max	Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Min	Max	Min
1.5	63	56	63	56	65	59	—	60	48	40	56	49	57	50	58	51
3	62	54	62	55	65	59	—	60	46	34	55	46	56	47	58	49
5	59	40	61	53	65	59	—	60	41	27	53	42	54	43	56	46
7	54	30	60	47	64	57	—	60	34	22	51	37	52	38	54	41
9	48	27	59	35	63	55	—	59	31	20	48	33	49	33	53	36
11	39	26	58	31	63	52	—	57	29	—	45	30	45	29	50	32
13	35	25	56	29	62	46	65	41	27	—	42	27	42	26	47	30
15	34	25	53	28	62	39	65	44	25	—	39	25	39	25	44	27
20	32	22	42	26	59	32	65	36	22	—	35	21	35	21	40	23
25	30	20	37	24	54	29	62	34	—	—	33	—	33	—	37	21
30	29	—	35	22	49	27	59	32	—	—	31	—	32	—	35	—
35	27	—	34	21	44	26	56	30	—	—	30	—	31	—	34	—
40	26	—	32	—	40	24	52	28	—	—	28	—	29	—	33	—
45	24	—	31	—	38	22	48	27	—	—	26	—	27	—	32	—
50	23	—	29	—	37	20	45	25	—	—	24	—	25	—	31	—

NOTE:

These values were adjusted to the nearest Rockwell “C” point, and are used when points are selected and specified.

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