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Wear Parts Material Specification

Spec Ref  OM 732

Rev  D

Revised March 2003

11% - 14% Manganese

Definition       Wear Parts produced from hot rolled plate and supplied in the fully austenitic condition.

bullet Chemical Composition                 Mn        11-14%
bullet                                                               C         0.85 - 0.90%
bullet                                                               Si        0.15 - 0.40%            
bullet                                                               P        0.04 %max
bullet                                                               S        0.04 %max
bullet                                                               Cr       0.35 %max
bullet                                                               Mo      0.15 %max
bullet                                                               Ni       0.40 %max

Mechanical Properties                                                                           

bullet                                  Tensile                  800 - 1100 mPa
bullet                                  Elongation             Min 35%
bullet                                  Impact                  Dependant on process/design
bullet                                  Yield                     Min 350 mPa
bullet                                  Hardness              Cond C  190-260 Brinell
bullet                                                              Cond E   312-375 Brinell

Heat Treatment                    Supplied in fully austenitic condition

Supply Condition                   Surface finish to customer requirements