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EN 1.8825 Steel vs. EN 1.4552 Stainless Steel

Both EN 1.8825 steel and EN 1.4552 stainless steel are iron alloys. They have 70% 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 1.8825 steel and the bottom bar is EN 1.4552 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
29
Fatigue Strength, MPa 290
150
Impact Strength: V-Notched Charpy, J 58
45
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 570
510
Tensile Strength: Yield (Proof), MPa 420
200

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
960
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
3.6
Embodied Energy, MJ/kg 23
52
Embodied Water, L/kg 50
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 460
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 12
4.1
Thermal Shock Resistance, points 17
11

Alloy Composition

Aluminum (Al), % 0.015 to 0.054
0
Carbon (C), % 0 to 0.18
0 to 0.070
Chromium (Cr), % 0 to 0.35
18 to 20
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 95.1 to 99.985
63.9 to 73
Manganese (Mn), % 0 to 1.8
0 to 1.5
Molybdenum (Mo), % 0 to 0.23
0
Nickel (Ni), % 0 to 0.85
9.0 to 12
Niobium (Nb), % 0 to 0.060
0 to 1.0
Nitrogen (N), % 0 to 0.027
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.55
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.14
0