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S64512 Stainless Steel vs. EN 1.0044 Steel

Both S64512 stainless steel and EN 1.0044 steel are iron alloys. They have 83% 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 1.0044 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
21
Fatigue Strength, MPa 540
180
Impact Strength: V-Notched Charpy, J 47
31
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 700
300
Tensile Strength: Ultimate (UTS), MPa 1140
470
Tensile Strength: Yield (Proof), MPa 890
250

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
51
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 10
1.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.3
1.4
Embodied Energy, MJ/kg 47
18
Embodied Water, L/kg 110
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
85
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
17
Strength to Weight: Bending, points 31
17
Thermal Diffusivity, mm2/s 7.5
14
Thermal Shock Resistance, points 42
15

Alloy Composition

Carbon (C), % 0.080 to 0.15
0 to 0.25
Chromium (Cr), % 11 to 12.5
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 80.6 to 84.7
97.4 to 100
Manganese (Mn), % 0.5 to 0.9
0 to 1.6
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0 to 0.014
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.025
0 to 0.045
Vanadium (V), % 0.25 to 0.4
0