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EN 1.4020 Stainless Steel vs. EN 1.4865 Stainless Steel

Both EN 1.4020 stainless steel and EN 1.4865 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is EN 1.4865 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
6.8
Fatigue Strength, MPa 340 to 540
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
470
Tensile Strength: Yield (Proof), MPa 430 to 950
250

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 890
1020
Melting Completion (Liquidus), °C 1390
1380
Melting Onset (Solidus), °C 1350
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
33
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 2.5
5.8
Embodied Energy, MJ/kg 37
81
Embodied Water, L/kg 150
200

Common Calculations

PREN (Pitting Resistance) 23
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
27
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
16
Strength to Weight: Bending, points 25 to 32
17
Thermal Shock Resistance, points 16 to 23
11

Alloy Composition

Carbon (C), % 0 to 0.15
0.3 to 0.5
Chromium (Cr), % 16.5 to 19
18 to 21
Iron (Fe), % 62.8 to 71.8
34.4 to 44.7
Manganese (Mn), % 11 to 14
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.5 to 2.5
36 to 39
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030