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EN 1.4520 Stainless Steel vs. EN 1.4597 Stainless Steel

Both EN 1.4520 stainless steel and EN 1.4597 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 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 1.4520 stainless steel and the bottom bar is EN 1.4597 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 26
45
Fatigue Strength, MPa 160
300
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 310
470
Tensile Strength: Ultimate (UTS), MPa 480
680
Tensile Strength: Yield (Proof), MPa 220
330

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 500
410
Maximum Temperature: Mechanical, °C 870
860
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1400
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 20
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
11
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.2
2.5
Embodied Energy, MJ/kg 32
36
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 17
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
250
Resilience: Unit (Modulus of Resilience), kJ/m3 120
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 5.4
4.1
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.1
Chromium (Cr), % 16 to 18
15 to 18
Copper (Cu), % 0
2.0 to 3.5
Iron (Fe), % 80.1 to 83.9
63 to 76.4
Manganese (Mn), % 0 to 0.5
6.5 to 9.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 3.0
Nitrogen (N), % 0 to 0.015
0.1 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.8
0