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EN 1.8879 Steel vs. EN 1.4537 Stainless Steel

Both EN 1.8879 steel and EN 1.4537 stainless steel are iron alloys. They have 45% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.8879 steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 16
42
Fatigue Strength, MPa 460
290
Impact Strength: V-Notched Charpy, J 67
91
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 510
480
Tensile Strength: Ultimate (UTS), MPa 830
700
Tensile Strength: Yield (Proof), MPa 710
330

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
34
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.9
6.1
Embodied Energy, MJ/kg 26
84
Embodied Water, L/kg 54
220

Common Calculations

PREN (Pitting Resistance) 2.0
46
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
240
Resilience: Unit (Modulus of Resilience), kJ/m3 1320
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
24
Strength to Weight: Bending, points 25
22
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 24
15

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.020
Chromium (Cr), % 0 to 1.5
24 to 26
Copper (Cu), % 0 to 0.3
1.0 to 2.0
Iron (Fe), % 91.9 to 100
36.3 to 46.1
Manganese (Mn), % 0 to 1.7
0 to 2.0
Molybdenum (Mo), % 0 to 0.7
4.7 to 5.7
Nickel (Ni), % 0 to 2.5
24 to 27
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0.17 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0