| 1 | GB /T 1591-2008 | Q345A, L03451 | 
                  
                    
                      | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.1 | 0.3 | 0.2 | 0.15 |  | - | 
                        
              | 2 | GB /T 1591-2008 | Q345B, L03452 | 
                  
                    
                      | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.1 | 0.3 | 0.2 | 0.15 |  | - | 
                        
              | 3 | ASTM  A588/588M-2019 | A588 Grade A | 
                  
                    
                      | 0.19 | 0.3-0.65 | 0.8-1.25 | 0.03 | 0.03 | 0.4-0.65 | 0.4 | - | 0.25-0.4 | - | 0.02-0.1 |  | - | 
                        
              | 4 | GB /T 1591-2008 | Q345C, L03453 | 
                  
                    
                      | 0.2 | 0.5 | 1.7 | 0.03 | 0.03 | 0.3 | 0.5 | 0.1 | 0.3 | 0.2 | 0.15 |  | - | 
                        
              | 5 | GB /T 1591-2008 | Q345D, L03454 | 
                  
                    
                      | 0.18 | 0.5 | 1.7 | 0.03 | 0.025 | 0.3 | 0.5 | 0.1 | 0.3 | 0.2 | 0.15 |  | - | 
                        
              | 6 | GB /T 1591-2008 | Q345E, L03455 | 
                  
                    
                      | 0.18 | 0.5 | 1.7 | 0.025 | 0.02 | 0.3 | 0.5 | 0.1 | 0.3 | 0.2 | 0.15 |  | - | 
                        
              | 7 | ASTM  A242/A242M-2013 | A242 Type 1 |  | - | 
                        
              | 8 | CSA  G40.21-2013 | 350WT | 
                  
                    
                      | 0.22 | 0.15-0.4 | 0.5-1.5 | 0.03 | 0.04 | - | - | - | - | - | - |  | - | 
                        
              | 9 | CSA  G40.21-2013 | 380W | 
                  
                    
                      | 0.23 | 0.4 | 0.5-1.5 | 0.04 | 0.05 | - | - | - | - | - | - |  | - | 
                        
              | 10 | ASME  SA-1011/SA-1011M-2023 | HSLAS Grade 55 [380] Class 1 | 
                  
                    
                      | 0.25 | - | 1.35 | 0.04 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 | ≤0.005 | ≤0.005 |  | - | 
                        
              | 11 | ASME  SA-1011/SA-1011M-2023 | HSLAS Grade 60 [410] Class 2 | 
                  
                    
                      | 0.15 | - | 1.5 | 0.04 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 | ≤0.005 | ≤0.005 |  | - | 
                        
              | 12 | ASTM  A1011/A1011M-2018(a) | HSLAS Grade 55 [380] Class 1 | 
                  
                    
                      | 0.25 | - | 1.35 | 0.04 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 | ≤0.005 | ≤0.005 |  | - | 
                        
              | 13 | ASTM  A1011/A1011M-2018(a) | HSLAS Grade 60 [410] Class 2 | 
                  
                    
                      | 0.15 | - | 1.5 | 0.04 | 0.04 | 0.15 | 0.2 | 0.06 | 0.2 | ≤0.005 | ≤0.005 |  | - | 
                        
              | 14 | ASTM  A588/588M-2019 | A588 Grade A | 
                  
                    
                      | 0.19 | 0.3-0.65 | 0.8-1.25 | 0.03 | 0.03 | 0.4-0.65 | 0.4 | - | 0.25-0.4 | - | 0.02-0.1 |  | - | 
                        
              | 15 | ASTM  A588/588M-2019 | A588 Grade B | 
                  
                    
                      | 0.2 | 0.15-0.5 | 0.75-1.35 | 0.03 | 0.03 | 0.4-0.7 | 0.5 | - | 0.2-0.4 | - | 0.01-0.1 |  | - | 
                        
              | 16 | ASTM  A588/588M-2019 | A588 Grade K | 
                  
                    
                      | 0.17 | 0.25-0.5 | 0.5-1.2 | 0.03 | 0.03 | 0.4-0.7 | 0.4 | 0.1 | 0.3-0.5 | - | - |  | - | 
                        
              | 17 | ASTM  A633/633M-2018 | A633 Grade C | 
                  
                    
                      | 0.2 | 0.15-0.5 | 1.15-1.5 | 0.03 | 0.03 | - | - | - | - | - | - |  | - | 
                        
              | 18 | ASTM  A633/633M-2018 | A633 Grade D | 
                  
                    
                      | 0.2 | 0.15-0.5 | 0.7-1.35 | 0.03 | 0.03 | 0.25 | 0.25 | 0.08 | 0.35 | - | - |  | - | 
                        
              | 19 | ASME  SA-572/SA-572M-2023 | SA572 Grade 55[380] Type1 | 
                  
                    
                      | 0.25 | 0.15-0.4 | 1.35 | 0.03 | 0.03 | - | - | - | 0.2 | - | - |  | - | 
                        
              | 20 | ASME  SA-572/SA-572M-2023 | SA572 Grade 55[380] Type2 | 
                  
                    
                      | 0.25 | 0.15-0.4 | 1.35 | 0.03 | 0.03 | - | - | - | 0.2 | - | 0.01-0.15 |  | - | 
                        
              | 21 | ASME  SA-572/SA-572M-2023 | SA572 Grade 55[380] Type3 | 
                  
                    
                      | 0.25 | 0.15-0.4 | 1.35 | 0.03 | 0.03 | - | - | - | 0.2 | - | 0.01-0.15 |  | - | 
                        
              | 22 | ASME  SA-572/SA-572M-2023 | SA572 Grade 55[380] Type5 | 
                  
                    
                      | 0.25 | 0.15-0.4 | 1.35 | 0.03 | 0.03 | - | - | - | 0.2 | 0.006-0.04 | 0.06 |  | - | 
                        
              | 23 | ASTM  A572/A572M-2018 | A572 Grade 55, Gr55 | 
                  
                    
                      | 0.25 | 0.15-0.4 | 1.35 | 0.03 | 0.03 | - | - | - | 0.2 | 0.006-0.04 | 0.06 |  | - | 
                        
              | 24 | ASTM  A656/A656-2024 | A656 Grade 60[415] Type 3 | 
                  
                    
                      | 0.18 | 0.6 | 1.65 | 0.025 | 0.03 | - | - | - | - | - | 0.08 |  | - | 
                        
              | 25 | ASTM  A656/A656-2024 | A656 Grade 60[415] Type 7 | 
                  
                    
                      | 0.18 | 0.6 | 1.65 | 0.025 | 0.03 | - | - | - | - | - | 0.15 |  | - | 
                        
              | 26 | ASTM  A656/A656-2024 | A656 Grade 60[415] Type 8 | 
                  
                    
                      | 0.18 | 0.6 | 1.65 | 0.025 | 0.03 | - | - | - | - | 0.15 | 0.15 |  | - |