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S41425 Stainless Steel vs. S44800 Stainless Steel

Both S41425 stainless steel and S44800 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 34 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 S41425 stainless steel and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
190
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 17
23
Fatigue Strength, MPa 450
300
Poisson's Ratio 0.28
0.27
Reduction in Area, % 51
45
Shear Modulus, GPa 77
82
Shear Strength, MPa 570
370
Tensile Strength: Ultimate (UTS), MPa 920
590
Tensile Strength: Yield (Proof), MPa 750
450

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 390
460
Maximum Temperature: Mechanical, °C 810
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
17
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
19
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.8
Embodied Energy, MJ/kg 40
52
Embodied Water, L/kg 120
190

Common Calculations

PREN (Pitting Resistance) 21
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1420
480
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
21
Strength to Weight: Bending, points 27
20
Thermal Diffusivity, mm2/s 4.4
4.6
Thermal Shock Resistance, points 33
19

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 12 to 15
28 to 30
Copper (Cu), % 0 to 0.3
0 to 0.15
Iron (Fe), % 74 to 81.9
62.6 to 66.5
Manganese (Mn), % 0.5 to 1.0
0 to 0.3
Molybdenum (Mo), % 1.5 to 2.0
3.5 to 4.2
Nickel (Ni), % 4.0 to 7.0
2.0 to 2.5
Nitrogen (N), % 0.060 to 0.12
0 to 0.020
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.2
Sulfur (S), % 0 to 0.0050
0 to 0.020