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S35045 Stainless Steel vs. AISI 431 Stainless Steel

Both S35045 stainless steel and AISI 431 stainless steel are iron alloys. They have 55% 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 S35045 stainless steel and the bottom bar is AISI 431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
15 to 17
Fatigue Strength, MPa 170
430 to 610
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 370
550 to 840
Tensile Strength: Ultimate (UTS), MPa 540
890 to 1380
Tensile Strength: Yield (Proof), MPa 190
710 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 520
400
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1390
1510
Melting Onset (Solidus), °C 1340
1450
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
26
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.8
2.2
Embodied Energy, MJ/kg 83
31
Embodied Water, L/kg 230
120

Common Calculations

PREN (Pitting Resistance) 27
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 94
1270 to 2770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
32 to 50
Strength to Weight: Bending, points 19
27 to 36
Thermal Diffusivity, mm2/s 3.2
7.0
Thermal Shock Resistance, points 12
28 to 43

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.060 to 0.1
0 to 0.2
Chromium (Cr), % 25 to 29
15 to 17
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 29.4 to 42.6
78.2 to 83.8
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 32 to 37
1.3 to 2.5
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.6
0