| 1 | ISO  3304-1985 | Grade R28 |  | BKW | 
                        
              | 2 | ISO  3305-1985 | Grade R28 |  | BKW | 
                        
              | 3 | EN  10305-2-2016 | E155, 1.0033 | 
                  
                    
                      | 0.11 | 0.35 | 0.7 | 0.025 | 0.025 | - | - | - | ≤0.015 |  | LC;SR | 
                        
              | 4 | ASME  SA-513-2023 | 1020 | 
                  
                    
                      | 0.17-0.23 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | AW | 
                        
              | 5 | ISO  2937-1974 | TS 4 | 
                  
                    
                      | 0.17 | 0.35 | 0.4-0.8 | 0.045 | 0.045 | - | - | - | - |  | HF | 
                        
              | 6 | ISO  3304-1985 | Grade R37 |  | NBK+NZF | 
                        
              | 7 | ISO  3305-1985 | Grade R37 |  | NBK+NZF | 
                        
              | 8 | ISO  3306-1985 | Grade R37 |  | NBK+NZF | 
                        
              | 9 | EN  10297-1-2003 | E235, 1.0308 |  | AR,N | 
                        
              | 10 | ASTM  A513/A513M-2025 | 1020 | 
                  
                    
                      | 0.18-0.23 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | AW | 
                        
              | 11 | ASTM  A519/A519M-2024 | 1025 | 
                  
                    
                      | 0.22-0.28 | - | 0.3-0.6 | 0.04 | 0.05 | - | - | - | - |  | A | 
                        
              | 12 | ISO  3304-1985 | Grade R33 |  | BKW | 
                        
              | 13 | ISO  3305-1985 | Grade R33 |  | BKW | 
                        
              | 14 | JIS G 3473-2022 | STC370 | 
                  
                    
                      | 0.25 | 0.35 | 0.3-0.9 | 0.04 | 0.04 | - | - | - | - |  | AM | 
                        
              | 15 | JIS G 3445-2021 | STKM13A | 
                  
                    
                      | 0.25 | 0.35 | 0.3-0.9 | 0.04 | 0.04 | - | - | - | - |  | AM,CF,or AHT | 
                        
              | 16 | EN  10305-2-2016 | E195, 1.0034 | 
                  
                    
                      | 0.15 | 0.35 | 0.7 | 0.025 | 0.025 | - | - | - | ≤0.015 |  | LC,SR | 
                        
              | 17 | EN  10296-1-2003 | E275K2, 1.0456 | 
                  
                    
                      | 0.2 | 0.4 | 0.5-1.4 | 0.035 | 0.03 | 0.3 | 0.3 | 0.1 | ≤0.02 |  | - | 
                        
              | 18 | ASTM  A513/A513M-2025 | 1021 | 
                  
                    
                      | 0.18-0.23 | - | 0.6-0.9 | 0.035 | 0.035 | - | - | - | - |  | AW | 
                        
              | 19 | ASME  SA-513-2023 | 1021 | 
                  
                    
                      | 0.17-0.23 | - | 0.6-0.9 | 0.035 | 0.035 | - | - | - | - |  | AW | 
                        
              | 20 | ASTM  A519/A519M-2024 | 1020 | 
                  
                    
                      | 0.18-0.23 | - | 0.3-0.6 | 0.04 | 0.05 | - | - | - | - |  | N | 
                        
              | 21 | ASTM  A519/A519M-2024 | 1025 | 
                  
                    
                      | 0.22-0.28 | - | 0.3-0.6 | 0.04 | 0.05 | - | - | - | - |  | HR;N | 
                        
              | 22 | ASME  SA-513-2023 | 1025 | 
                  
                    
                      | 0.22-0.28 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | N | 
                        
              | 23 | ASME  SA-513-2023 | 1008 |  | MD SR | 
                        
              | 24 | ASME  SA-513-2023 | 1010 | 
                  
                    
                      | 0.08-0.13 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | MD SR | 
                        
              | 25 | ASME  SA-513-2023 | 1015 | 
                  
                    
                      | 0.12-0.18 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | SD | 
                        
              | 26 | ASTM  A513/A513M-2025 | 1025 | 
                  
                    
                      | 0.22-0.28 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | N | 
                        
              | 27 | ASTM  A513/A513M-2025 | 1008 |  | MD SR | 
                        
              | 28 | ASTM  A513/A513M-2025 | 1010 | 
                  
                    
                      | 0.08-0.13 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | MD SR | 
                        
              | 29 | ASTM  A513/A513M-2025 | 1015 | 
                  
                    
                      | 0.13-0.18 | - | 0.3-0.6 | 0.035 | 0.035 | - | - | - | - |  | SD | 
                        
              | 30 | EN  10305-1-2010 | E215, 1.0212 | 
                  
                    
                      | 0.1 | 0.05 | 0.7 | 0.025 | 0.025 | - | - | - | ≤0.025 |  | LC;SR | 
                        
              | 31 | EN  10296-1-2003 | E275, 1.0225 | 
                  
                    
                      | 0.21 | 0.35 | 1.4 | 0.045 | 0.045 | - | - | - | - |  | A | 
                        
              | 32 | EN  10305-1-2010 | E255, 1.0408 | 
                  
                    
                      | 0.21 | 0.35 | 0.4-1.1 | 0.025 | 0.025 | - | - | - | - |  | A | 
                        
              | 33 | EN  10305-3-2023 | E275, 1.0225 | 
                  
                    
                      | 0.21 | 0.35 | 1.4 | 0.025 | 0.025 | - | - | - | ≤0.015 |  | A | 
                        
              | 34 | EN  10305-3-2023 | E235, 1.0308 | 
                  
                    
                      | 0.17 | 0.35 | 1.2 | 0.025 | 0.025 | - | - | - | ≤0.015 |  | CR1 | 
                        
              | 35 | EN  10305-2-2016 | E275, 1.0225 | 
                  
                    
                      | 0.21 | 0.35 | 1.4 | 0.025 | 0.025 | - | - | - | ≤0.015 |  | A | 
                        
              | 36 | EN  10296-1-2003 | E235, 1.0308 | 
                  
                    
                      | 0.17 | 0.35 | 1.2 | 0.045 | 0.045 | - | - | - | - |  | U,NW | 
                        
              | 37 | JIS G 3472-2022 | STAM390G | 
                  
                    
                      | 0.25 | 0.35 | 0.3-0.9 | 0.035 | 0.035 | - | - | - | - |  | - | 
                        
              | 38 | JIS G 3445-2021 | STKM12B |  | AM,CR,or AHT |