| 
					 
						碳C 
				 | 
				
					 
						硅 Si 
				 | 
				
					 
						錳 Mn 
				 | 
				
					 
						硫S 
				 | 
				
					 
						磷P 
				 | 
				
					 
						鉻 Cr 
				 | 
				
					 
						鎳 Ni 
				 | 
			
| 
					 
						0.16~0.25 
				 | 
				
					 
						≤1.00 
				 | 
				
					 
						≤1.00 
				 | 
				
					 
						≤0.030 
				 | 
				
					 
						≤0.035 
				 | 
				
					 
						12.0~14.0 
				 | 
				
					 
						≤0.60 
				 |