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AISI Type 301
Category Steel
Class Stainless steel
Type Austenitic standard
Common Names Chromium-Nickel steel
Designations  France: AFNOR Z 12 CN 17.08
Germany: DIN 1.4310
Italy: UNI x 12 CrNi 17 07
Japan: JIS SUS 301
United States: AMS 5517 , AMS 5518 , AMS 5519 , ASTM A167 , ASTM A177 , ASTM A554 , ASTM A666 , FED QQ-S-766 , MIL SPEC MIL-S-5059 , SAE 30301 , SAE J405 (30301) , UNS 530100

Composition
ElementWeight %
C  0.15 
Mn  2.00 
Si  1.00 
Cr  16.0-18.0 
Ni  6.0-8.0 
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  annealed (sheet, strip) more
Yield Strength (Mpa) 205 
Elongation (%) 40 
Reduction in Area (%)  
Hardness (HRB) 88 (max)  25  annealed (bar, wire, plate, sheet, strip) 

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 17  0-100 more  
Thermal Conductivity (W/m-K) 16.2  100 more  
Specific Heat (J/kg-K) 500  0-100   

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