KMV

KMV
COLD WORK TOOL STEEL

NOMINAL ANALYSIS %	C 1.50; Cr 12.0; Mo .80; V .70
DELIVERY CONDITION	*Annealed 250 BHN Max*
CHARACTERIRSTICS	*A high carbon, high chromium tool steel giving excellent wear resistance and good toughness. It may be vacuum-hardened and is capable of being nitrided.*
HEAT TREATMENT	Annealing: ^oC 800-850 Stress Relieving: ^oC 650-700 Hardening: ^oC 980-1020 Quench: Oil, air, salt at ^oC 500-550 Tempering: ^oC 100 200 300 400 500 520 550 HRC 63 60 59 59 62 61 58
APPLICATIONS	*Tools for fine blanking, press tools, punches and dies, shear blades, granulating knives, thread rolling dies, rolls, spinning tools, slitting cutters etc.*

ROUND mm

5	6	8	9.5	10	11	12	13	14.2	16.4	18	19.3	22	25.9	27.5	29
32.5	35.3	38.5	40.5	41.5	45	48.3	52	55	58	61	63.5	67	70	73.6	77
81	86	91	96	102	106	111	116	121	127	131	136	142	152	157	162
172	182	192	202	212	222	232	242	252	262	273	283	293	313	323	333
363	383	413	465	515

SQUARE mm

20

25

30

40

50

60

70

80

90

110

120

130

160

180

210

FLAT mm

30	40	50	60	70	80	90	100	120	130	160	180	210	260	310	360	410	510	800	1500
10	10	10	10	10	10	16	13	20	20	20	30	20	20	35	40	40	3	110	16
13	13	13	13	13	16	20	16	25	25	25	40	25	25	40	50	50	4	130	20
16	16	16	16	16	20	25	20	30	30	30	50	30	30	50	60	60	5	160	22
20	20	20	20	20	25	30	25	35	35	35	60	35	35	60	70	70	6	210	25
	25	25	25	25	30	40	30	40	40	40	80	40	40	70	80	80	8		28
	30	30	30	30	35	50	35	50	50	50		50	50	80	110	110	10		32
		35	35	35	40	70	40	60	60	60		60	60	110		130	13		35
		40	40	40	50		50	70	70	70		70	70	130		160			40
				50	60		60	80	80	80		80	80	160					45
					70		70		110	110		110	110						50
							80						130						55
													160						60
																			70
																			80

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