
              
   	  
The steel grating is strictly manufacturing  according to Chinese standard YB/T4001.1-2007 、American standard ANSI/NAAMM(MBG531-88 )and  The material of all the bearing bars and  cross bars have a high quality. The first-class staff and production equipment assure  the high quality of steel grating. We can also be in accordance with the  requirements of customers.
          






Steel Grating Standard  | 
                      Steel Material Standard  | 
                      
  | 
                    
China:YB/T4001.1-2007  | 
                      China:GB700-2006  | 
                      China:GB/T13912-2002  | 
                    
America:ANSI/NAAMM  | 
                      America:ASTM(A36)  | 
                      America:ASTM(A123)  | 
                    
Englang:BS4592  | 
                      Englang:BS4360(43A)  | 
                      Englang:BS729  | 
                    
Australia:AS1657  | 
                      Australia:AS3697  | 
                      Australia:AS1650  | 
                    
Definition of  Steel Grating: 
                    Steel grating is a kind of open steel  member with its bearing bars & cross bars jointing at their intersections  either by welding or by locking。