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EN 1.4529 Stainless Steel vs. EN 1.8901 Steel

Both EN 1.4529 stainless steel and EN 1.8901 steel are iron alloys. They have 48% 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 1.4529 stainless steel and the bottom bar is EN 1.8901 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 43
19
Fatigue Strength, MPa 310
340
Impact Strength: V-Notched Charpy, J 90
58
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 520
390
Tensile Strength: Ultimate (UTS), MPa 750
630
Tensile Strength: Yield (Proof), MPa 340
490

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
44
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.6
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.8
Embodied Energy, MJ/kg 84
24
Embodied Water, L/kg 200
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
110
Resilience: Unit (Modulus of Resilience), kJ/m3 280
640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 17
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.015
Carbon (C), % 0 to 0.020
0 to 0.22
Chromium (Cr), % 19 to 21
0 to 0.35
Copper (Cu), % 0.5 to 1.5
0 to 0.6
Iron (Fe), % 42.7 to 50.4
95 to 99.05
Manganese (Mn), % 0 to 1.0
1.0 to 1.8
Molybdenum (Mo), % 6.0 to 7.0
0 to 0.13
Nickel (Ni), % 24 to 26
0 to 0.85
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.15 to 0.25
0 to 0.027
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.65
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0
0 to 0.22