304Cu

*Type Austenite

Characteristics

    With an addition of Cu, 304J1 has excellent antibiosis, formability, and deep drawability, also usefor products requiring sanitary environment and local crack.

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 
 304Cu   304Cu   ≤0.07   18.0~19.0   8.0~8.5   ≤1.3 
 ≤1.0 
 Cu 0.2~0.5   ≥267   ≥660   ≥62   ≤150   0.50   7.93   17.3   16.3 

Technical excellence in manufacturing processes in customers

Applications

    - Thermo pots, sinks, kitchen appliances with deep bottoms, products requiring centrifugal stamping ...