The BUSHING is 20Mn or 40Cr,product can be customized
The material is 20Mn or 40Cr. As for the 20Mn, it adopt carburization and quench hardening. The carburized depth is 0.8~1.2mm, the surface hardening is HRC53-58, 40Cr adopt whole quench hardening, after tempering, the hardening is HRC45-48, the surface is treated with phosphating, specification can be customized.
BUSHING
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