HS 2-9-1-8 1.3247 - DIN EN ISO 4957-2018

Grade	HS 2-9-1-8
Germany W-Nr.	1.3247
Corresponding Standard	DIN EN ISO 4957-2018 Tool steels
Classification	Alloy Steel
Density	7.85 g/cm³

HS 2-9-1-8 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	W	V	Co
Minimum Value	1.05	-	-	-	-	3.5	9	1.2	0.9	7.5
Maximum Value	1.15	0.7	0.4	0.03	0.03	4.5	10	1.9	1.3	8.5

• Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser, other than for the purpose of finishing the heat . All reasonable precautions shall be taken to prevent the addition from scrap or other material used in the manufacture, of such elements which affect the hardenability, mechanical properties and applicability.

HS 2-9-1-8 Mechanical Properties

	Hardness HBW
Softening Annealed	≤277
Quenching and Tempering	HRC ≥66

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
SKH59	HS2-9-1-8 (S 2-10-1-8)	HS2-9-1-8	1.3247	HS2-9-1-8	1.3247

2 Approximate Comparison Table High-Speed Steel 2

China

Taiwan, China

Japan

South Korea

United States

International Organization for Standardization

Germany

France

Sweden

United Kingdom

ISC

CNS

JIS

ASTM

UNS

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

SS₁₄

BS EN/BS

W2Mo9Cr4VCo8

T72948

SKH59

M42

T11342

HS 2-9-1-8

S 2-10-1-8

1.3247

HS 2-9-1-8

2716

HS 2-9-1-8
BM42

HS2-9-1-8 Corresponding Standards(Same grade name, different standards)

1	DIN EN ISO 4957-2018
	HS 2-9-1-8 1.3247
2	ISO 4957-2018
	HS 2-9-1-8 1.3247

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