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EN 1.4596 Stainless Steel vs. EN 1.8151 Steel

Both EN 1.4596 stainless steel and EN 1.8151 steel are iron alloys. They have 76% of their average alloy composition in common. There are 20 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 EN 1.4596 stainless steel and the bottom bar is EN 1.8151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 790
410
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.2
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.5
1.8
Embodied Energy, MJ/kg 48
25
Embodied Water, L/kg 130
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 56
24 to 70
Strength to Weight: Bending, points 29 to 39
22 to 45
Thermal Shock Resistance, points 35 to 54
20 to 58

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0.4 to 0.5
Chromium (Cr), % 11.5 to 12.5
0.4 to 0.8
Iron (Fe), % 73.4 to 76.4
95.9 to 97.2
Manganese (Mn), % 0 to 0.1
0.6 to 0.9
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 9.2 to 10.2
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
1.3 to 1.7
Sulfur (S), % 0 to 0.0050
0 to 0.025
Titanium (Ti), % 0.28 to 0.4
0
Vanadium (V), % 0
0.1 to 0.2