| 1 | ASME  SA-1011/SA-1011M-2023 | SS Grade 55 [380] | 
                  
                    
                      | 0.25 | - | 1.35 | 0.035 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 |  | - | 
                        
              | 2 | ASTM  A1011/A1011M-2018(a) | SS Grade 55 [380] | 
                  
                    
                      | 0.25 | - | 1.35 | 0.035 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 |  | - | 
                        
              | 3 | ASTM  A573/A573M-2013 | A573 Grade 70 | 
                  
                    
                      | 0.28 | 0.15-0.4 | 0.85-1.2 | 0.03 | 0.03 | - | - | - | - |  | - | 
                        
              | 4 | ASTM  A529/A529M-2019 | A529 Grade 55 | 
                  
                    
                      | 0.27 | 0.4 | 1.35 | 0.04 | 0.05 | - | - | - | ≤0.2 |  | - | 
                        
              | 5 | GB /T 711-2017 | 25Mn | 
                  
                    
                      | 0.22-0.29 | 0.17-0.37 | 0.7-1 | 0.035 | 0.03 | 0.2 | 0.3 | - | 0.25 |  | - | 
                        
              | 6 | GB /T 711-2017 | 30, 30# | 
                  
                    
                      | 0.27-0.34 | 0.17-0.37 | 0.5-0.8 | 0.035 | 0.03 | 0.2 | 0.3 | - | 0.25 |  | - | 
                        
              | 7 | JIS G 3136-2012 | SN490C |  | - | 
                        
              | 8 | GB /T 700-2006 | Q275A, U12752, Q275AZ | 
                  
                    
                      | 0.24 | 0.35 | 1.5 | 0.045 | 0.05 | 0.3 | 0.3 | - | 0.3 |  | - | 
                        
              | 9 | GB /T 700-2006 | Q275B, U12755, C5, Q275BZ | 
                  
                    
                      | 0.22 | 0.35 | 1.5 | 0.045 | 0.045 | 0.3 | 0.3 | - | 0.3 |  | - | 
                        
              | 10 | GB /T 700-2006 | Q275C, U12758, Q275CZ, Q275 | 
                  
                    
                      | 0.2 | 0.35 | 1.5 | 0.04 | 0.04 | 0.3 | 0.3 | - | 0.3 |  | - | 
                        
              | 11 | GB /T 700-2006 | Q275D, U12759, Q275DTZ, Q275 | 
                  
                    
                      | 0.2 | 0.35 | 1.5 | 0.035 | 0.035 | 0.3 | 0.3 | - | 0.3 |  | - | 
                        
              | 12 | GB /T 3524-2015 | Q275 |  | - | 
                        
              | 13 | JIS G 3101-2015 | SS490 |  | - | 
                        
              | 14 | JIS G 3106-2008 | SM490A | 
                  
                    
                      | 0.22 | 0.55 | 1.65 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 15 | JIS G 3106-2008 | SM490B | 
                  
                    
                      | 0.2 | 0.55 | 1.65 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 16 | JIS G 3106-2008 | SM490C | 
                  
                    
                      | 0.18 | 0.55 | 1.65 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 17 | JIS G 3136-2012 | SN490B |  | - | 
                        
              | 18 | GB  712-2011 | AH36, L34902, A36 | 
                  
                    
                      | 0.18 | 0.5 | 0.9-1.6 | 0.03 | 0.03 | 0.2 | 0.4 | 0.08 | 0.35 |  | - | 
                        
              | 19 | GB  712-2011 | DH36, L34904, D36 | 
                  
                    
                      | 0.18 | 0.5 | 0.9-1.6 | 0.025 | 0.025 | 0.2 | 0.4 | 0.08 | 0.35 |  | - | 
                        
              | 20 | GB  712-2011 | EH36, L34905, E36 | 
                  
                    
                      | 0.18 | 0.5 | 0.9-1.6 | 0.025 | 0.025 | 0.2 | 0.4 | 0.08 | 0.35 |  | - | 
                        
              | 21 | GB  712-2011 | FH36, L34907, F36 | 
                  
                    
                      | 0.16 | 0.5 | 0.9-1.6 | 0.02 | 0.02 | 0.2 | 0.8 | 0.08 | 0.35 |  | - | 
                        
              | 22 | ISO  630-1995(Amd1:2003) | E 355C, Fe 510C |  | - | 
                        
              | 23 | ISO  630-1995(Amd1:2003) | E 355D, Fe 510D | 
                  
                    
                      | 0.22 | 0.55 | 1.6 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 24 | JIS G 3106-2008 | SM490YA | 
                  
                    
                      | 0.2 | 0.55 | 1.65 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 25 | JIS G 3106-2008 | SM490YB | 
                  
                    
                      | 0.2 | 0.55 | 1.65 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 26 | GB /T 11251-2020 | 40B, A70402 | 
                  
                    
                      | 0.37-0.44 | 0.17-0.37 | 0.6-0.9 | 0.03 | 0.03 | 0.3 | 0.3 | 0.1 | 0.3 |  | - |