常用于焊接材料的铁粉规格:
	
| 
				 
 Grade | 
			
				 Chemical analysis %  | 
			
				 Physical properties  | 
		||||||
| 
				 TFe min  | 
			
				 Mn max  | 
			
				 Si max  | 
			
				 C max  | 
			
				 S max  | 
			
				 P max  | 
			
				 Granule um  | 
			
				 Apparent density  | 
		|
| 
				 DHT40.29  | 
			
				 98.0  | 
			
				 0.40  | 
			
				 0.2  | 
			
				 0.05  | 
			
				 0.025  | 
			
				 0.03  | 
			
				 0~425  | 
			
				 2.6~3.1g/cm3  | 
		
| 
				 DHT60.25  | 
			
				 98.0  | 
			
				 0.40  | 
			
				 0.2  | 
			
				 0.05  | 
			
				 0.025  | 
			
				 0.03  | 
			
				 0~250  | 
			
				 2.4~2.7g/cm3  | 
		
| 
				 DHT60.252  | 
			
				 97.0  | 
			
				 0.50  | 
			
				 0.2  | 
			
				 0.05  | 
			
				 0.030  | 
			
				 0.03  | 
			
				 0~250  | 
			
				 2.4~2.7g/cm3  | 
		
| 
				 DHT80.25  | 
			
				 98.0  | 
			
				 0.40  | 
			
				 0.2  | 
			
				 0.05  | 
			
				 0.025  | 
			
				 0.03  | 
			
				 0~180  | 
			
				 2.4~2.7g/cm3  | 
		
| 
				 DHT100.25  | 
			
				 98.0  | 
			
				 0.40  | 
			
				 0.20  | 
			
				 0.05  | 
			
				 0.020  | 
			
				 0.03  | 
			
				 0~150  | 
			
				 2.4~2.7g/cm3  |