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EN 1.4615 Stainless Steel vs. EN 1.4857 Stainless Steel

Both EN 1.4615 stainless steel and EN 1.4857 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4615 stainless steel and the bottom bar is EN 1.4857 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 50
6.7
Fatigue Strength, MPa 190
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 500
500
Tensile Strength: Yield (Proof), MPa 200
250

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 400
440
Maximum Temperature: Mechanical, °C 840
1100
Melting Completion (Liquidus), °C 1400
1370
Melting Onset (Solidus), °C 1360
1320
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
34
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
5.7
Embodied Energy, MJ/kg 40
81
Embodied Water, L/kg 140
220

Common Calculations

PREN (Pitting Resistance) 17
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
28
Resilience: Unit (Modulus of Resilience), kJ/m3 99
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 4.1
3.4
Thermal Shock Resistance, points 11
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.3 to 0.5
Chromium (Cr), % 14 to 16
24 to 27
Copper (Cu), % 2.0 to 4.0
0
Iron (Fe), % 63.1 to 72.5
31.4 to 41.7
Manganese (Mn), % 7.0 to 9.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.8
0 to 0.5
Nickel (Ni), % 4.5 to 6.0
33 to 36
Nitrogen (N), % 0.020 to 0.060
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.010
0 to 0.030