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AISI 431 Stainless Steel vs. EN 1.4983 Stainless Steel

Both AISI 431 stainless steel and EN 1.4983 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 431 stainless steel and the bottom bar is EN 1.4983 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 17
40
Fatigue Strength, MPa 430 to 610
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 550 to 840
430
Tensile Strength: Ultimate (UTS), MPa 890 to 1380
630
Tensile Strength: Yield (Proof), MPa 710 to 1040
230

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 400
520
Maximum Temperature: Mechanical, °C 850
940
Melting Completion (Liquidus), °C 1510
1440
Melting Onset (Solidus), °C 1450
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
19
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.2
4.1
Embodied Energy, MJ/kg 31
56
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 16
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
200
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 2770
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 50
22
Strength to Weight: Bending, points 27 to 36
21
Thermal Diffusivity, mm2/s 7.0
4.0
Thermal Shock Resistance, points 28 to 43
14

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.2
0.040 to 0.080
Chromium (Cr), % 15 to 17
16 to 18
Iron (Fe), % 78.2 to 83.8
61.8 to 69.6
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 1.3 to 2.5
12 to 14
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.8