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EN 1.8523 Steel vs. EN 1.4512 Stainless Steel

Both EN 1.8523 steel and EN 1.4512 stainless steel are iron alloys. They have a moderately high 91% 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 1.4512 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 15
28
Fatigue Strength, MPa 530
180
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 610
310
Tensile Strength: Ultimate (UTS), MPa 1000
470
Tensile Strength: Yield (Proof), MPa 800
240

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 480
720
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
25
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
6.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.2
2.0
Embodied Energy, MJ/kg 31
27
Embodied Water, L/kg 64
95

Common Calculations

PREN (Pitting Resistance) 6.4
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1700
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
17
Strength to Weight: Bending, points 28
17
Thermal Diffusivity, mm2/s 10
6.7
Thermal Shock Resistance, points 29
17

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.030
Chromium (Cr), % 3.0 to 3.5
10.5 to 12.5
Iron (Fe), % 93.5 to 95.7
84.8 to 89.5
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
0 to 0.65
Vanadium (V), % 0.15 to 0.25
0