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EN 1.4941 Stainless Steel vs. SAE-AISI 5015 Steel

Both EN 1.4941 stainless steel and SAE-AISI 5015 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 EN 1.4941 stainless steel and the bottom bar is SAE-AISI 5015 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
27
Fatigue Strength, MPa 180
170
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 400
280
Tensile Strength: Ultimate (UTS), MPa 590
430
Tensile Strength: Yield (Proof), MPa 210
220

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
410
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
52
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.4
Embodied Energy, MJ/kg 47
19
Embodied Water, L/kg 140
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
97
Resilience: Unit (Modulus of Resilience), kJ/m3 110
130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
15
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 13
13

Alloy Composition

Boron (B), % 0.0015 to 0.0050
0
Carbon (C), % 0.040 to 0.080
0.12 to 0.17
Chromium (Cr), % 17 to 19
0.3 to 0.5
Iron (Fe), % 65.1 to 73.6
98.4 to 99.13
Manganese (Mn), % 0 to 2.0
0.3 to 0.5
Nickel (Ni), % 9.0 to 12
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 0.4 to 0.8
0