• Hans Wilh. Grönegress


The possibility of using flame hardening depends on the shape of the surface to be hardened. With a suitable design considerable savings can be achieved compared to case hardening as well in time as in manufacturing costs. For hardening single workpieces as well as for mass production suitable machines of a great variety are available which have been successfully in use for many years.


Tensile Strength Production Rate Alloy Steel Operating Method Cast Alloy 
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Copyright information

© Springer-Verlag Berlin Heidelberg 1964

Authors and Affiliations

  • Hans Wilh. Grönegress
    • 1
  1. 1.Gevelsberg/Westf.Germany

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