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EN 1.8505 Steel vs. EN 1.3975 Stainless Steel

Both EN 1.8505 steel and EN 1.3975 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.8505 steel and the bottom bar is EN 1.3975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13
27
Fatigue Strength, MPa 540
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 1050
660
Tensile Strength: Yield (Proof), MPa 860
320

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 440
910
Melting Completion (Liquidus), °C 1450
1360
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
15
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 1.6
3.3
Embodied Energy, MJ/kg 22
47
Embodied Water, L/kg 65
150

Common Calculations

PREN (Pitting Resistance) 2.6
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 1950
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 37
24
Strength to Weight: Bending, points 30
22
Thermal Shock Resistance, points 31
15

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.28 to 0.35
0 to 0.050
Chromium (Cr), % 1.5 to 1.8
16 to 18
Iron (Fe), % 95.4 to 97.1
58.2 to 65.4
Manganese (Mn), % 0.4 to 0.7
7.0 to 9.0
Molybdenum (Mo), % 0.2 to 0.4
0 to 1.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
3.5 to 4.5
Sulfur (S), % 0 to 0.035
0 to 0.030