55NiCrMoV 7 1.2714 - DIN EN ISO 4957-2018

Grade	55NiCrMoV 7
Germany W-Nr.	1.2714
Corresponding Standard	DIN EN ISO 4957-2018 Tool steels
Classification	Alloy Steel
Density	7.85 g/cm³

55NiCrMoV 7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	V
Minimum Value	0.5	0.1	0.6	-	-	0.8	1.5	0.35	0.05
Maximum Value	0.6	0.4	0.9	0.03	0.03	1.2	1.8	0.55	0.15

• 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.

55NiCrMoV 7 Mechanical Properties

	Hardness HBW
Quenching and Tempering	HR ≥42
Quenching and Tempering	HB 380
Annealed (+A)	HB ≤248

New and Old Grade Replacement List

Corresponding Standard	Grade
DIN 17350-1980	Grade Germany W-Nr.
DIN EN ISO 4957-2018	Grade Germany W-Nr.

Approximate Comparison Table Hot-Work Tool Steels

Japan	International Organization for Standardization	Germany		European Standard
JIS	ISO	DIN EN/DIN	W-Nr.	EN	Numerical Grade
SKT4	55NiCrMoV7	55NiCrMoV7 (56NiCrMoV 7)	1.2714	55NiCrMoV7	1.2714

55NiCrMoV7 Corresponding Standards(Same grade name, different standards)

1	DIN EN ISO 4957-2018
	55NiCrMoV 7 1.2714
2	ISO 4957-2018
	55NiCrMoV 7 1.2714
3	NF A 35-590-1992
	55NiCrMoV7 (55NCDV7)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!