Grade 38Si 7
Germany W-Nr. 1.5023
Corresponding Standard DIN 17221-1988
Hot Rolled Steels for Springs Suitable for Quenching and Tempering Technical Deliverfy Conditions
Classification Spring Steel
Properties Strength Elasticity Fatigue Resistance Quench Hardness
38Si 7 Chemical Element Composition Content (%)
Component C Si Mn P S
Minimum Value 0.35 1.5 0.5 - -
Maximum Value 0.42 1.8 0.8 0.03 0.03
38Si 7 Mechanical Properties
condition Hardness
HBW
Cold Shearable Condition C -
Softening Annealed State G ≤217
Spheroidized Condition GKZ ≤200
38Si7 Corresponding Standards(Same grade name, different standards)

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