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EN 1.4865 Stainless Steel vs. EN 1.4580 Stainless Steel

Both EN 1.4865 stainless steel and EN 1.4580 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 32 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 1.4865 stainless steel and the bottom bar is EN 1.4580 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.8
40
Fatigue Strength, MPa 120
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 470
620
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 410
480
Maximum Temperature: Mechanical, °C 1020
950
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
22
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.8
4.3
Embodied Energy, MJ/kg 81
60
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 20
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
200
Resilience: Unit (Modulus of Resilience), kJ/m3 160
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
22
Strength to Weight: Bending, points 17
21
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.080
Chromium (Cr), % 18 to 21
16.5 to 18.5
Iron (Fe), % 34.4 to 44.7
61.4 to 71
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
2.0 to 2.5
Nickel (Ni), % 36 to 39
10.5 to 13.5
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015