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S44800 Stainless Steel vs. EN 1.0038 Steel

Both S44800 stainless steel and EN 1.0038 steel are iron alloys. They have 65% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
23 to 25
Fatigue Strength, MPa 300
140 to 160
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
73
Shear Strength, MPa 370
240 to 270
Tensile Strength: Ultimate (UTS), MPa 590
380 to 430
Tensile Strength: Yield (Proof), MPa 450
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 52
19
Embodied Water, L/kg 190
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 480
110 to 130
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
13 to 15
Strength to Weight: Bending, points 20
15 to 16
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 19
12 to 13

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.23
Chromium (Cr), % 28 to 30
0 to 0.3
Copper (Cu), % 0 to 0.15
0 to 0.6
Iron (Fe), % 62.6 to 66.5
97.1 to 100
Manganese (Mn), % 0 to 0.3
0 to 1.5
Molybdenum (Mo), % 3.5 to 4.2
0 to 0.080
Nickel (Ni), % 2.0 to 2.5
0 to 0.3
Nitrogen (N), % 0 to 0.020
0 to 0.014
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 0.55
Sulfur (S), % 0 to 0.020
0 to 0.045