# Material Properties: 304 Stainless (UNS S30400)

### Data Available:

• Thermal Conductivity
• Specific Heat
• Young's Modulus
• Linear Expansion
 Thermal Conductivity Specific Heat UNITS W/(m-K) J/(kg-K) a -1.4087 22.0061 b 1.3982 -127.5528 c 0.2543 303.647 d -0.6260 -381.0098 e 0.2334 274.0328 f 0.4256 -112.9212 g -0.4658 24.7593 h 0.1650 -2.239153 i -0.0199 0 data range 4-300 4-300 equation range 1-300 4-300 curve fit % error relative to data 2 5
 Curve fit equation of the form: log10 y = a+b(log10T) + c(log10T) 2 + d(log10T) 3 + e(log10T) 4 + f(log10T) 5 + g(log10T) 6 + h(log10T) 7 + i(log10T) 8 Solves as: y = 10 a+b(log10T) + c(log10T) 2 + d(log10T) 3 + e(log10T) 4 + f(log10T) 5 + g(log10T) 6 + h(log10T) 7 + i(log10T) 8 Where: Coefficients a - i are summarized in the appropriate table and T is the temperature in K (x-axis), and y is the property to solve for.

See References

 Young's Modulus Young's Modulus Linear expansion .Units units: GPa units: GPa [(L-L293)/L293] x 105 unitless, eg. m/m a 2.098145E2 2.100593E2 -2.9554E2 b 1.217019E-1 1.534883E-1 -3.9811E-1 c -1.146999E-2 -1.617390E-3 9.2683E-3 d 3.605430E-4 5.117060E-6 -2.0261E-5 e -3.017900E-6 -6.154600E-9 1.7127E-8 Tlow (K) . . 23 f> . . -300.04 data range (K) 5-65 48-293 4-300 equation range (K) 5-57 57-293 4-300 curve fit % error relative to data 1 1 5
 equation of the form: y = a + bT + cT 2 + dT 3 + eT 4 >T > Tlow y = f T < Tlow solves as expected: Where: Coefficients a-e are summarized in the appropriate table and T is the temperature in K (x-axis), and y is the property to solve for.

See References