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EN 1.4150 Stainless Steel vs. EN 1.0303 Steel

Both EN 1.4150 stainless steel and EN 1.0303 steel are iron alloys. They have 81% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4150 stainless steel and the bottom bar is EN 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
84 to 120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
12 to 25
Fatigue Strength, MPa 270
150 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 460
220 to 260
Tensile Strength: Ultimate (UTS), MPa 730
290 to 410
Tensile Strength: Yield (Proof), MPa 430
200 to 320

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 840
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 23
53
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
1.8
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 42
18
Embodied Water, L/kg 120
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
30 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 470
110 to 270
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
10 to 15
Strength to Weight: Bending, points 24
12 to 16
Thermal Diffusivity, mm2/s 6.2
14
Thermal Shock Resistance, points 27
9.2 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.45 to 0.6
0.020 to 0.060
Chromium (Cr), % 15 to 16.5
0
Iron (Fe), % 79 to 82.8
99.335 to 99.71
Manganese (Mn), % 0 to 0.8
0.25 to 0.4
Molybdenum (Mo), % 0.2 to 0.4
0
Nickel (Ni), % 0 to 0.4
0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 1.3 to 1.7
0 to 0.1
Sulfur (S), % 0 to 0.010
0 to 0.025
Vanadium (V), % 0.2 to 0.4
0