Stainless steel material properties

Chemical components
  Chemical components(％)
C Si Mn P S Ni Cr Mo Cu
SUS303 ≦0.15 ≦1.00 ≦2.00 ≦0.20 ≦0.15 8.00-
10.00		 17.00-
19.00		 (1) -
SUS304 ≦0.08 ≦1.00 ≦2.00 ≦0.045 ≦0.03 8.00-
10.50		 18.00-
20.00		 - -
SUS316 ≦0.08 ≦1.00 ≦2.00 ≦0.045 ≦0.03 10.00-
14.00		 16.00-
18.00		 2.00-
3.00		 -

(1) Molybdenum can be added up to 0.6%.

Stainless steel material properties
Item Unit SUS303 SUS304 SUS316
Specific gravity － 8.03 8.03 8.03
Average linear expansion coefficient ×10-6/℃ 18.7/0-650℃ 18.7/0-650℃ 18.5/0-650℃
Thermal conductivity 100°C W/m・℃ 16.3 16.3 16.3
Specific heat/0-100℃ (×103)J/k・℃ 0.50 0.50 0.50
Electrical resistivity μ・m 0.72 0.72 0.74
Modulus of elasticity (×103)MPa 193 193 193
Yield strength MPa ≧206 ≧206 ≧206
Tensile strength MPa ≧520 ≧520 ≧520
Elongation ％ ≧40 ≧40 ≧40
Contraction ％ ≧50 ≧60 ≧60
Hardness HV ≦200 ≦200 ≦200

Note: The numeric values above are typical values. They are not standard values.

Categories of austenite stainless steel