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AISI Type 416
Category Steel
Class Stainless steel
Type Martensitic standard
Common Names Chromium steel
Designations  Germany: DIN 1.4005
Italy: UNI X 12 CrS 13
United Kingdom: B.S. 416 S 21
United States: ASME SA194 , ASTM A194 , ASTM A314 , ASTM A473 , ASTM A581 , ASTM A582 , FED QQ-W-423 , MIL SPEC MIL-S-862 , SAE 51416 , SAE J405 (51416) , UNS S41600

Composition
ElementWeight %
C  0.15 
Mn  1.25 
Si  1.00 
Cr  12.0-14.0 
P  0.04 
S  0.15 (min) 
Mo(optional)  0.6 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 7.8 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 200 25  
Tensile Strength (Mpa) 585-860 25  annealed (wire) more
Yield Strength (Mpa)  
Elongation (%)  
Reduction in Area (%)  

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 9.9  0-100 more  
Thermal Conductivity (W/m-K) 24.9  100 more  
Specific Heat (J/kg-K) 460  0-100   

Electric Properties
Properties Conditions 
T (°C)Treatment
Electric Resistivity (10-9W-m) 570  25   
Glossary