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AISI 415 Stainless Steel vs. EN 1.8881 Steel

Both AISI 415 stainless steel and EN 1.8881 steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 AISI 415 stainless steel and the bottom bar is EN 1.8881 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
16
Fatigue Strength, MPa 430
460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 550
510
Tensile Strength: Ultimate (UTS), MPa 900
830
Tensile Strength: Yield (Proof), MPa 700
710

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 780
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 24
40
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.7
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.9
Embodied Energy, MJ/kg 35
26
Embodied Water, L/kg 110
54

Common Calculations

PREN (Pitting Resistance) 15
2.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
1320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
29
Strength to Weight: Bending, points 26
25
Thermal Diffusivity, mm2/s 6.4
11
Thermal Shock Resistance, points 33
24

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.050
0 to 0.2
Chromium (Cr), % 11.5 to 14
0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 77.8 to 84
91.9 to 100
Manganese (Mn), % 0.5 to 1.0
0 to 1.7
Molybdenum (Mo), % 0.5 to 1.0
0 to 0.7
Nickel (Ni), % 3.5 to 5.5
0 to 2.5
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.6
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0080
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.12
Zirconium (Zr), % 0
0 to 0.15