久久一日本道色综合久久不,99久久无码一区人妻A黑,国产精品爆乳在线播放,国产精品一区无码专区

  • <b id="9ocva"></b>
    

    • 

    <blockquote id="9ocva"></blockquote>
    


    



     
    

    

    

    Main Products
    

    
  
  
    
  
    
  
      

      • 

      • 

    

    


    

    

    


    
           
    
       
    
        
    
       	    
    
          
          
    
            Products Grade: H08A
          
    
          
    
            Specifications: φ6.5mm
          
    
          
    
            Applied Standard:  GB/T 3429
          
    
          
    
            Characteristics: H08A is mainly used to produce various welding rod.

          
    
          
    
            Applications: Eletrode steel
           
    
      
        
    
      
    

    Use of Products: The product strictly controlled chemical content and the inclusions. It has characteristics of low percentage of harmful elements and good surface quality. By rational controlling the chemical composition and optimizing rolling process, the drawing and welding properties of the wire rod are guaranteed. It also has characteristics of easy drawing and mould saving when using.