420N1

*Type Austenite

Characteristics

    Improve ability, corrosion resistance, durability and abrasion resistance are improved more than 420N1 (magnetic).

Chemical compositions and physical properties
Designations Chemical compositions (%) Mechanical properties Physical properties
 JIS   POSCO   C   Cr   Ni   Mo   Orthers   Yield 
 Strength 
 N/mm²  		 Tensile 
 Strength 
 N/mm²  		 Elongate 

 %  		 Hadness 

 Hv  		 Specific 
 Heat 
 J/gºC  		 Specific 
 Gravity  		 Thermal 
 Expansion 
 Coefficient 
 W/m-ºC  		 Thermal 
 Conductivity 
 W/m-ºC 
 -   420N1   ≤0.7   12.0~14.0   -   -   N≤0.14   ≥225   ≥520   ≥18   ≤218   0.46   7.75   10.3   23.8 

Applications

    - Products with high durability and stiffness, household goods such as knives and scissors.
    - Equipment parts require abrasion resistance.