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S46800 Stainless Steel vs. EN 1.0491 Steel

Both S46800 stainless steel and EN 1.0491 steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S46800 stainless steel and the bottom bar is EN 1.0491 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
26
Fatigue Strength, MPa 160
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 300
280
Tensile Strength: Ultimate (UTS), MPa 470
440
Tensile Strength: Yield (Proof), MPa 230
270

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 23
47
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.6
Embodied Energy, MJ/kg 37
21
Embodied Water, L/kg 130
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98
99
Resilience: Unit (Modulus of Resilience), kJ/m3 130
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
16
Strength to Weight: Bending, points 18
16
Thermal Diffusivity, mm2/s 6.1
13
Thermal Shock Resistance, points 16
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.015
Carbon (C), % 0 to 0.030
0 to 0.18
Chromium (Cr), % 18 to 20
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 76.5 to 81.8
96.1 to 99.55
Manganese (Mn), % 0 to 1.0
0.45 to 1.6
Molybdenum (Mo), % 0
0 to 0.13
Nickel (Ni), % 0 to 0.5
0 to 0.35
Niobium (Nb), % 0.1 to 0.6
0 to 0.060
Nitrogen (N), % 0 to 0.030
0 to 0.017
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.025
Titanium (Ti), % 0.070 to 0.3
0 to 0.060
Vanadium (V), % 0
0 to 0.070