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EN 1.4507 Stainless Steel vs. EN 1.8507 Steel

Both EN 1.4507 stainless steel and EN 1.8507 steel are iron alloys. They have 63% 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 1.4507 stainless steel and the bottom bar is EN 1.8507 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
16
Fatigue Strength, MPa 410
440
Impact Strength: V-Notched Charpy, J 90
40
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
72
Shear Strength, MPa 530
550
Tensile Strength: Ultimate (UTS), MPa 840
900
Tensile Strength: Yield (Proof), MPa 590
670

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
41
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.6
Embodied Energy, MJ/kg 55
21
Embodied Water, L/kg 180
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
130
Resilience: Unit (Modulus of Resilience), kJ/m3 850
1210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
32
Strength to Weight: Bending, points 25
27
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 23
26

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.3 to 0.37
Chromium (Cr), % 24 to 26
1.0 to 1.3
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 56.4 to 65.8
96.1 to 97.7
Manganese (Mn), % 0 to 2.0
0.4 to 0.7
Molybdenum (Mo), % 3.0 to 4.0
0.15 to 0.25
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035