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EN 1.4523 Stainless Steel vs. EN 1.4959 Stainless Steel

Both EN 1.4523 stainless steel and EN 1.4959 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4523 stainless steel and the bottom bar is EN 1.4959 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
40
Fatigue Strength, MPa 190
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 320
430
Tensile Strength: Ultimate (UTS), MPa 520
630
Tensile Strength: Yield (Proof), MPa 320
190

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 500
510
Maximum Temperature: Mechanical, °C 920
1090
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 22
12
Thermal Expansion, µm/m-K 10
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.9
5.4
Embodied Energy, MJ/kg 40
76
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 26
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 77
190
Resilience: Unit (Modulus of Resilience), kJ/m3 260
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 5.8
3.2
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0 to 0.040
0.25 to 0.65
Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 17.5 to 19
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 75.7 to 80.2
39.4 to 50.5
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 0
30 to 34
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0.15 to 0.35
0 to 0.010
Titanium (Ti), % 0.15 to 0.8
0.25 to 0.65