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custom compression spring with 2 ends flattened

Custom compression spring

This is a custom compression spring with 2 ends ground flat. The material is 65Mn. Top and bottom are ground flat. The coating is electrophoresis coating.

custom compression spring ends flatten

Part specification

Part specification

Material 65Mn
Wire diameter 4mm
Dimension (relaxed) OD 18 * length 45mm
Surface coating electrophoresis coating
heat treatment 230℃, 30 minutes