SKH 54 - JIS G 4403-2005

SKH 54 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu	Mo	W	V
Minimum Value	1.25	-	-	-	-	3.8	-	4.2	5.2	3.7
Maximum Value	1.4	0.45	0.4	0.03	0.03	4.5	0.25	5	6	4.2

SKH 54 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Bar, forging	Annealing	≤269
Bar, forging	Quenching + Tempering	HRC ≥64

1 Approximate Comparison Table High-Speed Tool Steels

Japan	International Organization for Standardization	Germany		European Standard
JIS	ISO	DIN EN/DIN	W-Nr.	EN	Numerical Grade
SKH54	HS6-5-4	HS6-5-4	1.3351	HS6-5-4	1.3351

2 Approximate Comparison Table High-Speed Tool Steels

SKH54 Corresponding Standards(Same grade name, different standards)

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