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EN 1.4729 Stainless Steel vs. K94200 Alloy

Both EN 1.4729 stainless steel and K94200 alloy are iron alloys. There are 14 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is EN 1.4729 stainless steel and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 15
5.0 to 32
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
54

Thermal Properties

Melting Onset (Solidus), °C 1380
1440
Specific Heat Capacity, J/kg-K 490
500
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 10
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.6
8.2

Common Calculations

Stiffness to Weight: Axial, points 14
9.8
Stiffness to Weight: Bending, points 25
21
Thermal Diffusivity, mm2/s 6.5
3.7