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EN 1.0303 Steel vs. S43932 Stainless Steel

Both EN 1.0303 steel and S43932 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.0303 steel and the bottom bar is S43932 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84 to 120
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 25
25
Fatigue Strength, MPa 150 to 230
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 220 to 260
300
Tensile Strength: Ultimate (UTS), MPa 290 to 410
460
Tensile Strength: Yield (Proof), MPa 200 to 320
230

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
890
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
23
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 18
40
Embodied Water, L/kg 46
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 94
96
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 270
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 10 to 15
17
Strength to Weight: Bending, points 12 to 16
17
Thermal Diffusivity, mm2/s 14
6.3
Thermal Shock Resistance, points 9.2 to 13
16

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0 to 0.15
Carbon (C), % 0.020 to 0.060
0 to 0.030
Chromium (Cr), % 0
17 to 19
Iron (Fe), % 99.335 to 99.71
76.7 to 83
Manganese (Mn), % 0.25 to 0.4
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.2 to 0.75
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Titanium (Ti), % 0
0.2 to 0.75