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    Product features
    
                    
    1. Material: 38CrMoAlA
    Nitriding treatment: Surface hardness: HV≥900
    Nitriding depth: 0.5-0.8mm

    2, material: special stainless steel,
    Quenched, hard HRC55-58, suitable for all kinds of transparent and corrosive materials, improve the life of screw.

    3, material: surface tungsten carbide ultra sound overall spray welding, improve the wear resistance of screw.


    
                
    
                
    
            
    

            
    
                
    
                    
    Screw head - Screw head
    
                
    
                
                
    
                
    
                    
    
                        
    1. Material: 38CrMoAlA
    Nitriding treatment: Surface hardness: HV≥900
    Nitriding depth: 0.5-0.8mm

    2, material: special stainless steel,
    Quenched, hard HRC55-58, suitable for all kinds of transparent and corrosive materials, improve the life of screw.

    3, material: surface tungsten carbide ultra sound overall spray welding, improve the wear resistance of screw.

    
                    
    
                    
                
    
            
    

            
    
                
    Series of other products
    
                
            
    

        
    

    
    

    




    
    



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