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S44535 Stainless Steel vs. EN 1.8509 Steel

Both S44535 stainless steel and EN 1.8509 steel are iron alloys. They have 79% 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 S44535 stainless steel and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
340
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
11
Fatigue Strength, MPa 210
580
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 290
680
Tensile Strength: Ultimate (UTS), MPa 450
1130
Tensile Strength: Yield (Proof), MPa 290
940

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1000
440
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.6
Embodied Energy, MJ/kg 34
22
Embodied Water, L/kg 140
65

Common Calculations

PREN (Pitting Resistance) 22
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 200
2340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16
40
Strength to Weight: Bending, points 17
31
Thermal Diffusivity, mm2/s 5.6
10
Thermal Shock Resistance, points 15
33

Alloy Composition

Aluminum (Al), % 0 to 0.5
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 20 to 24
1.5 to 1.8
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 73.2 to 79.6
95.5 to 97.1
Lanthanum (La), % 0.040 to 0.2
0
Manganese (Mn), % 0.3 to 0.8
0.4 to 0.7
Molybdenum (Mo), % 0
0.2 to 0.35
Phosphorus (P), % 0 to 0.050
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.035
Titanium (Ti), % 0.030 to 0.2
0