60 SiCr 7 1.7108 - DIN 17221-1988

Grade	60 SiCr 7
Germany W-Nr.	1.7108
Corresponding Standard	DIN 17221-1988 Hot rolled steels for springs suitable for quenching and tempering Technical delivery conditions
Classification	Spring Steel
Properties	Strength Elasticity Fatigue Resistance Quench Hardness

60 SiCr 7 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr
Minimum Value	0.57	1.5	0.7	-	-	0.2
Maximum Value	0.65	1.8	1	0.03	0.03	0.4

60 SiCr 7 Mechanical Properties

	Hardness HBW
Cold Shearable Condition C	≤280
Softening Annealed Condition G	≤248
Spheroidizing Annealing State GKZ	≤230

New and Old Grade Replacement List

1 Approximate Comparison Table Spring Steel

China		International Organization for Standardization	Germany		France	Russia	United Kingdom
GB	ISC	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	GOST	BS EN/BS
60Si2CrA 60Si2CrVA	A21603 A28603	≈55SiCr6-3	60SiCr7	1.0961	60SiCr7 (60SC7)	60С2ХА 60С2ХФА	60SiCr7

2 Approximate Comparison Table Spring Steel 1

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