Metal Alloys
Alloy Home
Steels
Stainless Steels
General Information
Properties
Stainless Stl. Grades
Austenitic
Martensitic
Ferritic
Precipitation Hardening
Stainless Steel List
AISI Type 2xx
AISI Type 3xx
AISI Type 4xx
AISI Type 5xx
AISI Type 6xx
* For other AISI or Non-AISI, please use the search function above or check Grades.
Specific Stainless Stl
General Information
Resources
Bibliography
Power Transmission

Gear drives, bearings, motors, clutches, couplings, machine controls, sensors and components.

Laser Focus World

Semiconductors, medical equipment, lasers, optics and aviation and aerospace.

World Pumps

Major news, innovation and real-life applications for pumps and ancillary equipment.

Design-2-Part

How OEM's can make their parts better, faster, and more efficient.

more free magazines
 
AISI Type 304N
Category Steel
Class Stainless steel
Type Austenitic standard
Common Names Chromium-Nickel steel
Designations  United States: ASME SA182 , ASME SA213 , ASME SA240 , ASME SA249 , ASME SA312 , ASME SA358 , ASME SA376 , ASME SA430 , ASME SA479 , ASTM A182 , ASTM A213 , ASTM A240 , ASTM A249 , ASTM A276 , ASTM A312 , ASTM A358 , ASTM A376 , ASTM A403 , ASTM A430 , ASTM A479 , SAE 30304N , UNS S30450

Composition
ElementWeight %
C  0.08 
Mn  2.00 
Si  1.00 
Cr  18.0-20.0 
Ni  8.0-10.5 
P  0.045 
S  0.03 
N  0.10-0.16 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 196 25  
Tensile Strength (Mpa) 550  25  annealed (plate, sheet, strip) more
Yield Strength (Mpa) 240 
Elongation (%) 30 
Reduction in Area (%)  
Hardness (HRB) 88 (max)  25  annealed (plate, sheet, strip) 

Thermal Properties
Properties Conditions 
T (°C)Treatment
Specific Heat (J/kg-K) 500  0-100   

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