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EN 1.4020 Stainless Steel vs. EN 1.4482 Stainless Steel

Both EN 1.4020 stainless steel and EN 1.4482 stainless steel are iron alloys. They have a moderately high 92% 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 1.4482 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
34
Fatigue Strength, MPa 340 to 540
420 to 450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 510 to 680
510 to 530
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
770 to 800
Tensile Strength: Yield (Proof), MPa 430 to 950
530 to 570

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 890
980
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.7
Embodied Energy, MJ/kg 37
38
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 23
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
230 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
690 to 820
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 41
28 to 29
Strength to Weight: Bending, points 25 to 32
24 to 25
Thermal Shock Resistance, points 16 to 23
21 to 22

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 16.5 to 19
19.5 to 21.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 62.8 to 71.8
66.1 to 74.9
Manganese (Mn), % 11 to 14
4.0 to 6.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 0.5 to 2.5
1.5 to 3.5
Nitrogen (N), % 0.2 to 0.45
0.050 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030