eFunda: Properties of Stainless Steel AISI Type 302B
engineering fundamentals Stainless Steel AISI Type 302B
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AISI Type 302B
Category Steel
Class Stainless steel
Type Austenitic standard
Common Names Chromium-Nickel steel
Designations  United States: ASTM A167 , ASTM A276 , ASTM A314 , ASTM A473 , ASTM A580 , SAE 30302B , SAE J405 (30302B) , UNS S30215

Composition

ElementWeight %
C  0.15 
Mn  2.00 
Si  2.0-3.0 
Cr  17.0-19.0 
Ni  8.0-10.0 
P  0.045 
S  0.03 

Mechanical Properties

Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 193 25  
Tensile Strength (Mpa) 515  25  hot finished and annealed (plate, sheet, strip) more
Yield Strength (Mpa) 205 
Elongation (%) 40 
Reduction in Area (%) 50 

Thermal Properties

Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 16.2  0-100 more  
Thermal Conductivity (W/m-K) 15.9  100 more  
Specific Heat (J/kg-K) 500  0-100   

Electric Properties

Properties Conditions 
T (°C)Treatment
Electric Resistivity (10-9W-m) 720  25   
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