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EN 1.4980 Stainless Steel vs. EN 1.4020 Stainless Steel

Both EN 1.4980 stainless steel and EN 1.4020 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4980 stainless steel and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
13 to 34
Fatigue Strength, MPa 410
340 to 540
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 630
510 to 680
Tensile Strength: Ultimate (UTS), MPa 1030
770 to 1130
Tensile Strength: Yield (Proof), MPa 680
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 780
410
Maximum Temperature: Mechanical, °C 920
890
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1380
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
11
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 6.0
2.5
Embodied Energy, MJ/kg 87
37
Embodied Water, L/kg 170
150

Common Calculations

PREN (Pitting Resistance) 19
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
460 to 2290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
28 to 41
Strength to Weight: Bending, points 28
25 to 32
Thermal Shock Resistance, points 22
16 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.080
0 to 0.15
Chromium (Cr), % 13.5 to 16
16.5 to 19
Iron (Fe), % 49.2 to 58.5
62.8 to 71.8
Manganese (Mn), % 1.0 to 2.0
11 to 14
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.9 to 2.3
0
Vanadium (V), % 0.1 to 0.5
0