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EN 1.4971 Stainless Steel vs. EN 1.5113 Steel

Both EN 1.4971 stainless steel and EN 1.5113 steel are iron alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 29 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 EN 1.4971 stainless steel and the bottom bar is EN 1.5113 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
170 to 270
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
11 to 18
Fatigue Strength, MPa 270
220 to 470
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
72
Shear Strength, MPa 530
360 to 540
Tensile Strength: Ultimate (UTS), MPa 800
580 to 900
Tensile Strength: Yield (Proof), MPa 340
320 to 770

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
52
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.0
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.6
1.4
Embodied Energy, MJ/kg 110
19
Embodied Water, L/kg 300
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
91 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 280
270 to 1570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
21 to 32
Strength to Weight: Bending, points 23
20 to 27
Thermal Diffusivity, mm2/s 3.4
14
Thermal Shock Resistance, points 19
17 to 26

Alloy Composition

Carbon (C), % 0.080 to 0.16
0 to 0.1
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 18.5 to 21
0
Iron (Fe), % 24.3 to 37.1
97 to 97.5
Manganese (Mn), % 0 to 2.0
1.6 to 1.8
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0.9 to 1.1
Sulfur (S), % 0 to 0.015
0 to 0.025
Tungsten (W), % 2.0 to 3.0
0