
| Grade | C  max  | 
            Mn  max  | 
            P max  | 
            S  max  | 
            SI max  | 
        
| A572Gr70 | 0.27 | 0.85-1.2 | 0.035 | 0.04 | 0.15-0.4 | 
| Grade | Yield    Strength Mpa  | 
            Tensile    Strength Mpa  | 
            Elongation % in 200mm  | 
            Elongation % in 50mm  | 
        
| A572Gr70 | 290 | 485-620 | 18 | 21 | 
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
  
  
  
  
  
  
  
  Henan BEBON Iron&Steel co.,ltd.