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K94200 Alloy vs. EN 1.4971 Stainless Steel

Both K94200 alloy and EN 1.4971 stainless steel are iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is K94200 alloy and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
210
Elongation at Break, % 5.0 to 32
34
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 54
81
Shear Strength, MPa 330 to 410
530
Tensile Strength: Ultimate (UTS), MPa 500 to 710
800
Tensile Strength: Yield (Proof), MPa 270 to 650
340

Thermal Properties

Melting Onset (Solidus), °C 1440
1410
Specific Heat Capacity, J/kg-K 500
450
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 5.0
15

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.4

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 130
220
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 1460
280
Stiffness to Weight: Axial, points 9.8
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 17 to 24
26
Strength to Weight: Bending, points 17 to 22
23
Thermal Diffusivity, mm2/s 3.7
3.4
Thermal Shock Resistance, points 49 to 70
19