Outline

Steel material for deformed springs, which is made by rolling or drawing the spring steel material into the desired cross-sectional shape by spring forming, followed by induction hardening and tempering to give it the specified mechanical properties.
Processed into "square springs" for use in press dies.

Benefits

Square springs provide a high spring constant in a small space.

Before coiling

After coiling

Manufacturing Process

Examples of non-trapezoidal shapes

Manufacturing sites

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