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EN 1.4980 Stainless Steel vs. S44401 Stainless Steel

Both EN 1.4980 stainless steel and S44401 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 (1, 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 S44401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
21
Fatigue Strength, MPa 410
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
78
Shear Strength, MPa 630
300
Tensile Strength: Ultimate (UTS), MPa 1030
480
Tensile Strength: Yield (Proof), MPa 680
300

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 780
510
Maximum Temperature: Mechanical, °C 920
930
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 13
22
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
2.9
Embodied Energy, MJ/kg 87
40
Embodied Water, L/kg 170
130

Common Calculations

PREN (Pitting Resistance) 19
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
90
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
17
Strength to Weight: Bending, points 28
18
Thermal Diffusivity, mm2/s 3.5
5.9
Thermal Shock Resistance, points 22
17

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 0.025
Chromium (Cr), % 13.5 to 16
17.5 to 19.5
Iron (Fe), % 49.2 to 58.5
75.1 to 80.6
Manganese (Mn), % 1.0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
1.8 to 2.5
Nickel (Ni), % 24 to 27
0 to 1.0
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.9 to 2.3
0.2 to 0.8
Vanadium (V), % 0.1 to 0.5
0