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K94200 Alloy vs. EN 1.4057 Stainless Steel

Both K94200 alloy and EN 1.4057 stainless steel are iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is K94200 alloy and the bottom bar is EN 1.4057 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 5.0 to 32
11 to 17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 54
77
Shear Strength, MPa 330 to 410
520 to 580
Tensile Strength: Ultimate (UTS), MPa 500 to 710
840 to 980
Tensile Strength: Yield (Proof), MPa 270 to 650
530 to 790

Thermal Properties

Melting Onset (Solidus), °C 1440
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Conductivity, W/m-K 15
25
Thermal Expansion, µm/m-K 5.0
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.9

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.7

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 130
96 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 1460
700 to 1610
Stiffness to Weight: Axial, points 9.8
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 24
30 to 35
Strength to Weight: Bending, points 17 to 22
26 to 28
Thermal Diffusivity, mm2/s 3.7
6.7
Thermal Shock Resistance, points 49 to 70
30 to 35

Comparable Variants