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EN 1.4310 Stainless Steel vs. EN 1.8873 Steel

Both EN 1.4310 stainless steel and EN 1.8873 steel are iron alloys. They have 75% 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 1.4310 stainless steel and the bottom bar is EN 1.8873 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 45
19
Fatigue Strength, MPa 240 to 330
340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 510 to 550
410
Tensile Strength: Ultimate (UTS), MPa 730 to 900
660
Tensile Strength: Yield (Proof), MPa 260 to 570
490

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 910
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 14
3.2
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.8
Embodied Energy, MJ/kg 42
24
Embodied Water, L/kg 140
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 260
110
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 830
650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 32
23
Strength to Weight: Bending, points 23 to 27
21
Thermal Diffusivity, mm2/s 4.0
10
Thermal Shock Resistance, points 15 to 18
19

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.050 to 0.15
0 to 0.18
Chromium (Cr), % 16 to 19
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 66.4 to 78
93.6 to 100
Manganese (Mn), % 0 to 2.0
0 to 1.7
Molybdenum (Mo), % 0 to 0.8
0 to 0.7
Nickel (Ni), % 6.0 to 9.5
0 to 1.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.1
0 to 0.015
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 2.0
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.15