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EN 1.4859 Stainless Steel vs. EN 1.4923 Stainless Steel

Both EN 1.4859 stainless steel and EN 1.4923 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 31 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 EN 1.4859 stainless steel and the bottom bar is EN 1.4923 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
12 to 21
Fatigue Strength, MPa 140
300 to 440
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 490
870 to 980
Tensile Strength: Yield (Proof), MPa 210
470 to 780

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Corrosion, °C 560
380
Maximum Temperature: Mechanical, °C 1050
740
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
24
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.2
2.9
Embodied Energy, MJ/kg 88
41
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 21
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 110
570 to 1580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
31 to 35
Strength to Weight: Bending, points 17
26 to 28
Thermal Diffusivity, mm2/s 3.4
6.5
Thermal Shock Resistance, points 11
30 to 34

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.18 to 0.24
Chromium (Cr), % 19 to 21
11 to 12.5
Iron (Fe), % 40.3 to 49
83.5 to 87.1
Manganese (Mn), % 0 to 2.0
0.4 to 0.9
Molybdenum (Mo), % 0 to 0.5
0.8 to 1.2
Nickel (Ni), % 31 to 33
0.3 to 0.8
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0.5 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0
0.25 to 0.35