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EN 1.4470 Stainless Steel vs. EN 1.8967 Steel

Both EN 1.4470 stainless steel and EN 1.8967 steel are iron alloys. They have 70% of their average alloy composition in common. There are 30 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 1.4470 stainless steel and the bottom bar is EN 1.8967 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
16
Fatigue Strength, MPa 320
220
Impact Strength: V-Notched Charpy, J 34
30
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 680
570
Tensile Strength: Yield (Proof), MPa 480
340

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1060
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 18
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 17
3.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.8
Embodied Energy, MJ/kg 49
25
Embodied Water, L/kg 160
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
78
Resilience: Unit (Modulus of Resilience), kJ/m3 570
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
20
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 4.8
10
Thermal Shock Resistance, points 18
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.030
Carbon (C), % 0 to 0.030
0 to 0.19
Chromium (Cr), % 21 to 23
0.35 to 0.85
Copper (Cu), % 0
0.2 to 0.6
Iron (Fe), % 63.7 to 71.9
94.6 to 99
Manganese (Mn), % 0 to 2.0
0.45 to 1.6
Molybdenum (Mo), % 2.5 to 3.5
0 to 0.35
Nickel (Ni), % 4.5 to 6.5
0 to 0.7
Niobium (Nb), % 0
0 to 0.065
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.025
0 to 0.035
Titanium (Ti), % 0
0 to 0.12
Vanadium (V), % 0
0 to 0.14
Zirconium (Zr), % 0
0 to 0.17