Statements (19)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:steel
                                        
                                         | 
                            
| gptkbp:characterizedBy | 
                                    
                                        
                                            
                                            air hardening
                                        
                                        
                                         | 
                            
| gptkbp:contains | 
                                    
                                        
                                            
                                            carbon
                                        
                                        
                                         molybdenum vanadium chromium  | 
                            
| gptkbp:designation_system | 
                                    
                                        
                                            
                                            A2, A3, A4, etc.
                                        
                                        
                                         | 
                            
| gptkbp:heatTreatment | 
                                    
                                        
                                            
                                            air quenching
                                        
                                        
                                         | 
                            
| gptkbp:knownFor | 
                                    
                                        
                                            
                                            good dimensional stability
                                        
                                        
                                         high wear resistance  | 
                            
| gptkbp:standardizedBy | 
                                    
                                        
                                            gptkb:AISI
                                        
                                         | 
                            
| gptkbp:used_in | 
                                    
                                        
                                            
                                            cutting tools
                                        
                                        
                                         blanking dies forming dies  | 
                            
| gptkbp:usedFor | 
                                    
                                        
                                            
                                            cold work applications
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:A15_tool_steel
                                        
                                         gptkb:A4_tool_steel  | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            A series tool steel
                                        
                                        
                                         |