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S44735 Stainless Steel vs. EN 1.8509 Steel

Both S44735 stainless steel and EN 1.8509 steel are iron alloys. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
340
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 21
11
Fatigue Strength, MPa 300
580
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
73
Shear Strength, MPa 390
680
Tensile Strength: Ultimate (UTS), MPa 630
1130
Tensile Strength: Yield (Proof), MPa 460
940

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.4
1.6
Embodied Energy, MJ/kg 61
22
Embodied Water, L/kg 180
65

Common Calculations

PREN (Pitting Resistance) 42
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 520
2340
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
40
Strength to Weight: Bending, points 21
31
Thermal Shock Resistance, points 20
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 28 to 30
1.5 to 1.8
Iron (Fe), % 60.7 to 68.4
95.5 to 97.1
Manganese (Mn), % 0 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 3.6 to 4.2
0.2 to 0.35
Nickel (Ni), % 0 to 1.0
0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Titanium (Ti), % 0.2 to 1.0
0