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EN 1.4971 Stainless Steel vs. EN 1.0214 Steel

Both EN 1.4971 stainless steel and EN 1.0214 steel are iron alloys. They have a modest 31% 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 (5, 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 1.0214 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
97 to 130
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
12 to 31
Fatigue Strength, MPa 270
160 to 250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 530
250 to 290
Tensile Strength: Ultimate (UTS), MPa 800
330 to 460
Tensile Strength: Yield (Proof), MPa 340
210 to 360

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
53
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
1.8
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 7.6
1.4
Embodied Energy, MJ/kg 110
18
Embodied Water, L/kg 300
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
34 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
120 to 340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
12 to 16
Strength to Weight: Bending, points 23
14 to 17
Thermal Diffusivity, mm2/s 3.4
14
Thermal Shock Resistance, points 19
11 to 14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.080 to 0.16
0.080 to 0.12
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 18.5 to 21
0
Iron (Fe), % 24.3 to 37.1
99.17 to 99.6
Manganese (Mn), % 0 to 2.0
0.3 to 0.5
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 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.025
Tungsten (W), % 2.0 to 3.0
0