By Country:
				
			
            
				By Standard:
				
			
             
				By Microstructure:
				
			
            		 | Category | Steel grade | Standard | Country | Application | 
|---|---|---|---|---|
| Structural Steel | AISI 501 | AISI | USA | A 194/A 194M (2014) Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both   | 
                  
