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EN 1.4935 Stainless Steel vs. S20433 Stainless Steel

Both EN 1.4935 stainless steel and S20433 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4935 stainless steel and the bottom bar is S20433 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16 to 18
46
Fatigue Strength, MPa 350 to 400
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 480 to 540
440
Tensile Strength: Ultimate (UTS), MPa 780 to 880
630
Tensile Strength: Yield (Proof), MPa 570 to 670
270

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 740
900
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 42
39
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 16
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
230
Resilience: Unit (Modulus of Resilience), kJ/m3 830 to 1160
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 31
23
Strength to Weight: Bending, points 24 to 26
21
Thermal Diffusivity, mm2/s 6.5
4.0
Thermal Shock Resistance, points 27 to 30
14

Alloy Composition

Carbon (C), % 0.17 to 0.24
0 to 0.080
Chromium (Cr), % 11 to 12.5
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 83 to 86.7
64.1 to 72.4
Manganese (Mn), % 0.3 to 0.8
5.5 to 7.5
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0.3 to 0.8
3.5 to 5.5
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.1 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 0.4 to 0.6
0
Vanadium (V), % 0.2 to 0.35
0