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AISI 415 Stainless Steel vs. EN 1.4634 Stainless Steel

Both AISI 415 stainless steel and EN 1.4634 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, 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 1.4634 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
21
Fatigue Strength, MPa 430
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 550
340
Tensile Strength: Ultimate (UTS), MPa 900
540
Tensile Strength: Yield (Proof), MPa 700
280

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
500
Maximum Temperature: Mechanical, °C 780
900
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
21
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.9
Embodied Energy, MJ/kg 35
42
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 15
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
93
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
200
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
20
Strength to Weight: Bending, points 26
19
Thermal Diffusivity, mm2/s 6.4
5.8
Thermal Shock Resistance, points 33
19

Alloy Composition

Aluminum (Al), % 0
0.2 to 1.5
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 11.5 to 14
17.5 to 18.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 77.8 to 84
74.9 to 81.8
Manganese (Mn), % 0.5 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
0 to 0.5
Nickel (Ni), % 3.5 to 5.5
0 to 0.5
Niobium (Nb), % 0
0.3 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0 to 0.6
0.2 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.050