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EN 1.4560 Stainless Steel vs. SAE-AISI 4320 Steel

Both EN 1.4560 stainless steel and SAE-AISI 4320 steel are iron alloys. They have 72% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4560 stainless steel and the bottom bar is SAE-AISI 4320 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
160 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 50
21 to 29
Fatigue Strength, MPa 190
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 390
370 to 500
Tensile Strength: Ultimate (UTS), MPa 550
570 to 790
Tensile Strength: Yield (Proof), MPa 190
430 to 460

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.7
Embodied Energy, MJ/kg 42
22
Embodied Water, L/kg 150
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 92
480 to 560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
20 to 28
Strength to Weight: Bending, points 19
19 to 24
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 12
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.035
0.17 to 0.22
Chromium (Cr), % 18 to 19
0.4 to 0.6
Copper (Cu), % 1.5 to 2.0
0
Iron (Fe), % 66.8 to 71
95.8 to 97
Manganese (Mn), % 1.5 to 2.0
0.45 to 0.65
Molybdenum (Mo), % 0
0.2 to 0.3
Nickel (Ni), % 8.0 to 9.0
1.7 to 2.0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040