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S43940 Stainless Steel vs. K93600 Alloy

Both S43940 stainless steel and K93600 alloy are iron alloys. There are 21 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 S43940 stainless steel and the bottom bar is K93600 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 21
5.0 to 35
Shear Strength, MPa 310
320 to 380
Tensile Strength: Ultimate (UTS), MPa 490
480 to 810
Tensile Strength: Yield (Proof), MPa 280
280 to 750

Thermal Properties

Maximum Temperature: Mechanical, °C 890
440
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
520
Thermal Conductivity, W/m-K 25
13
Thermal Expansion, µm/m-K 10
7.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.4

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.1

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
21 to 280
Resilience: Unit (Modulus of Resilience), kJ/m3 200
280 to 2050
Stiffness to Weight: Axial, points 14
9.4
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 18
16 to 28
Strength to Weight: Bending, points 18
17 to 24
Thermal Diffusivity, mm2/s 6.8
3.1
Thermal Shock Resistance, points 18
34 to 57