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S64512 Stainless Steel vs. EN 1.0491 Steel

Both S64512 stainless steel and EN 1.0491 steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 S64512 stainless steel and the bottom bar is EN 1.0491 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
26
Fatigue Strength, MPa 540
200
Impact Strength: V-Notched Charpy, J 47
49
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 700
280
Tensile Strength: Ultimate (UTS), MPa 1140
440
Tensile Strength: Yield (Proof), MPa 890
270

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 750
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 28
47
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.6
Embodied Energy, MJ/kg 47
21
Embodied Water, L/kg 110
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
99
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
16
Strength to Weight: Bending, points 31
16
Thermal Diffusivity, mm2/s 7.5
13
Thermal Shock Resistance, points 42
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.015
Carbon (C), % 0.080 to 0.15
0 to 0.18
Chromium (Cr), % 11 to 12.5
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 80.6 to 84.7
96.1 to 99.55
Manganese (Mn), % 0.5 to 0.9
0.45 to 1.6
Molybdenum (Mo), % 1.5 to 2.0
0 to 0.13
Nickel (Ni), % 2.0 to 3.0
0 to 0.35
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.010 to 0.050
0 to 0.017
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.35
0 to 0.45
Sulfur (S), % 0 to 0.025
0 to 0.025
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0.25 to 0.4
0 to 0.070