Material Composition For A Coating For Components Of Internal Combustion Engines

Abstract

The invention relates to a material composition for a coating for components of internal combustion engines, selected from one of the three material compositions indicated in the following table: formula.CMnCrBSiFe1. variant0.1-5%0.1-3% 0-2%0.0-1%remainder2. variant0.1-5%0.1-3%1-13%0.1-10%remainder3. variant0.1-5%0.1-3%8-30%0.1-10%remainder

1 . A material composition for a coating for components of internal combustion engines, selected from one of the two material compositions listed in the following table: 
       
         
           
                 
                 
                 
                 
                 
                 
                 
               
                     
                     
                 
                     
                   C 
                   Mn 
                   Cr 
                   B 
                   Si 
                   Fe 
                 
                     
                     
                 
                     
                 
                 
                 
                 
                 
                 
                 
                 
               
                   variant A 
                   0.1-5% 
                   0.1-3% 
                   1-13% 
                   0.1-10% 
                     
                   remainder 
                 
                   variant B 
                   0.1-5% 
                   0.1-3% 
                   8-30% 
                   0.1-10% 
                     
                   remainder 
                 
                     
                 
             
                
                
                
               
               
                
               
            
             
                
                
                
               
            
           
         
       
     
     
         2 . The material composition according to  claim 1 , characterized by the material composition: 
       
         
           
                 
                 
                 
                 
                 
                 
               
                     
                 
                   C 
                   Mn 
                   Cr 
                   B 
                   Si 
                   Fe 
                 
                     
                 
                   0.1-5% 
                   0.1-3% 
                   0-9% 
                   0.1-10% 
                   0.1-5% 
                   remainder 
                 
                     
                 
             
                
                
                
               
               
                
                
               
            
           
         
       
     
     
         3 . The material composition according to  claim 1 , characterized by the material composition: 
       
         
           
                 
                 
                 
                 
                 
                 
               
                     
                 
                   C 
                   Mn 
                   Cr 
                   B 
                   Si 
                   Fe 
                 
                     
                 
                   0.1-5% 
                   0.1-3% 
                   18% 
                   0.1-10% 
                   0.1-5% 
                   remainder 
                 
                     
                 
             
                
                
                
               
               
                
                
               
            
           
         
       
     
     
         4 . (canceled) 
     
     
         5 . A method of coating at least one component present in an internal combustion engine, the method comprising the step of:
 applying a coating composition to at least one surface of the at least one component of an internal combustion engine, the coating composition selected from the group consisting of:   a. a composition consisting essentially of between 0.1 to 5% carbon, between 0.1 and 3% manganese, between 1 to 13% chromium, between 0.1 and 10% boron and iron;   b. a composition composition consisting essentially of between between 0.1 to 5% carbon, between 0.1 and 3% manganese, between 8 to 30% chromium, between 0.1 and 10% boron and iron;   c. a composition composition consisting essentially of between between 0.1 to 5% carbon, between 0.1 and 3% manganese, between 0 and 2% chromium, between 0.1 and 10% boron, between 0 and 1% silicon and iron   
     
     
         6 . The method according to  claim 5 , characterized in that the coating composition application step include a “Plasma Transferred Wire Arc” (PTWA) process. 
     
     
         7 . The method according to  claim 6 , characterized in that the material composition is supplied to the “Plasma Transferred Arc Wire” (PTWA) process in the form of a wire. 
     
     
         8 . The method according to  claim 5 , characterized in that the components are formed by casting a metal or light metal. 
     
     
         9 . The method according to  claim 5 , characterized in that the at least one component of the internal combustion engine is formed by casting an aluminum alloy having a metal layer to which the coating is applied. 
     
     
         10 . The method according to  claim 9 , characterized in that the at least one component of the internal combustion engine is formed by casting an aluminum alloy having an iron layer to which the coating is applied. 
     
     
         11 . The method according to  claim 9 , characterized in that metal layer is thermally sprayed onto the component. 
     
     
         12 . The method according to  claim 11 , characterized in that the metal layer is thermally sprayed onto the component by means of a two-wire arc spray process (TWA), HVOF spray process, plasma powder spray process, plasma wire spray process or Plasma Transferred Wire Arc (PTWA) process. 
     
     
         13 . The method according to  claim 6  characterized in that the coating is applied on the components by means of a “Plasma Transferred Wire Arc” (PTWA) process. 
     
     
         14 . The use according to  claim 13 , characterized in that the material composition is supplied to the “Plasma Transferred Arc Wire” (PTWA) process in the form of a wire. 
     
     
         15 . The method according to  claim 14 , characterized in that the at least one component of the internal combustion engine is formed by casting a metal or light metal. 
     
     
         16 . The method according to  claim 15 , characterized in that the at least one component of the internal combustion engine is formed by casting an aluminum alloy having a metal layer to which the coating is applied. 
     
     
         17 . The method according to  claim 16  characterized in that metal layer is thermally sprayed onto the component. 
     
     
         18 . The method according to  claim 11 , characterized in that the metal layer is thermally sprayed onto the component by means of a two-wire arc spray process (TWA), HVOF spray process, plasma powder spray process, plasma wire spray process or Plasma Transferred Wire Arc (PTWA) process.