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EN 1.4874 Stainless Steel vs. AISI 415 Stainless Steel

Both EN 1.4874 stainless steel and AISI 415 stainless steel are iron alloys. They have 50% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4874 stainless steel and the bottom bar is AISI 415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
260
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
17
Fatigue Strength, MPa 180
430
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 480
900
Tensile Strength: Yield (Proof), MPa 360
700

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 560
390
Maximum Temperature: Mechanical, °C 1150
780
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
24
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 70
11
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.6
2.5
Embodied Energy, MJ/kg 110
35
Embodied Water, L/kg 290
110

Common Calculations

PREN (Pitting Resistance) 34
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
140
Resilience: Unit (Modulus of Resilience), kJ/m3 310
1250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
32
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 3.3
6.4
Thermal Shock Resistance, points 11
33

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.050
Chromium (Cr), % 19 to 22
11.5 to 14
Cobalt (Co), % 18.5 to 22
0
Iron (Fe), % 23 to 38.9
77.8 to 84
Manganese (Mn), % 0 to 2.0
0.5 to 1.0
Molybdenum (Mo), % 2.5 to 3.0
0.5 to 1.0
Nickel (Ni), % 18 to 22
3.5 to 5.5
Niobium (Nb), % 0.75 to 1.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 2.0 to 3.0
0