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EN 1.4378 Stainless Steel vs. EN 1.8527 Steel

Both EN 1.4378 stainless steel and EN 1.8527 steel are iron alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4378 stainless steel and the bottom bar is EN 1.8527 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 34
16
Fatigue Strength, MPa 340 to 550
520
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 510 to 680
550
Tensile Strength: Ultimate (UTS), MPa 760 to 1130
900
Tensile Strength: Yield (Proof), MPa 430 to 970
800

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 910
490
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
4.0
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.7
Embodied Energy, MJ/kg 39
23
Embodied Water, L/kg 150
66

Common Calculations

PREN (Pitting Resistance) 23
5.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
140
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 2370
1670
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
32
Strength to Weight: Bending, points 24 to 31
26
Thermal Shock Resistance, points 16 to 23
26

Alloy Composition

Carbon (C), % 0 to 0.080
0.040 to 0.12
Chromium (Cr), % 17 to 19
3.7 to 4.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 61.2 to 69
93.2 to 95.1
Manganese (Mn), % 11.5 to 14.5
0.85 to 1.2
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 2.3 to 3.7
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035