SKH 56 - JIS G 4403-2022

SKH 56 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu	Mo	W	V	Co
Minimum Value	0.85	-	-	-	-	3.8	-	4.7	5.9	1.7	7
Maximum Value	0.95	0.45	0.4	0.03	0.03	4.5	0.25	5.2	6.7	2.1	9

SKH 56 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Bar, forging	Annealing	≤285
sample	Quenching + Tempering	HV: 800

SKH56 Corresponding Standards(Same grade name, different standards)

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