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EN 1.8523 Steel vs. EN 1.4470 Stainless Steel

Both EN 1.8523 steel and EN 1.4470 stainless steel are iron alloys. They have 73% 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 1.8523 steel and the bottom bar is EN 1.4470 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 15
23
Fatigue Strength, MPa 530
320
Impact Strength: V-Notched Charpy, J 36
34
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
80
Tensile Strength: Ultimate (UTS), MPa 1000
680
Tensile Strength: Yield (Proof), MPa 800
480

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 480
1060
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
18
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.2
3.6
Embodied Energy, MJ/kg 31
49
Embodied Water, L/kg 64
160

Common Calculations

PREN (Pitting Resistance) 6.4
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1700
570
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
24
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 10
4.8
Thermal Shock Resistance, points 29
18

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.030
Chromium (Cr), % 3.0 to 3.5
21 to 23
Iron (Fe), % 93.5 to 95.7
63.7 to 71.9
Manganese (Mn), % 0.4 to 0.7
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.1
2.5 to 3.5
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.025
Vanadium (V), % 0.15 to 0.25
0