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EN 1.4857 Stainless Steel vs. EN 1.4595 Stainless Steel

Both EN 1.4857 stainless steel and EN 1.4595 stainless steel are iron alloys. They have 53% of their average alloy composition in common. There are 31 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 1.4857 stainless steel and the bottom bar is EN 1.4595 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.7
29
Fatigue Strength, MPa 120
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 500
470
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 1100
810
Melting Completion (Liquidus), °C 1370
1450
Melting Onset (Solidus), °C 1320
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
30
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 34
10
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.7
2.4
Embodied Energy, MJ/kg 81
34
Embodied Water, L/kg 220
110

Common Calculations

PREN (Pitting Resistance) 26
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
110
Resilience: Unit (Modulus of Resilience), kJ/m3 150
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 3.4
8.1
Thermal Shock Resistance, points 11
17

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.020
Chromium (Cr), % 24 to 27
14 to 16
Iron (Fe), % 31.4 to 41.7
81.3 to 85.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 33 to 36
0
Niobium (Nb), % 0
0.2 to 0.6
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015