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S41425 Stainless Steel vs. S43037 Stainless Steel

Both S41425 stainless steel and S43037 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S41425 stainless steel and the bottom bar is S43037 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
25
Fatigue Strength, MPa 450
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 570
260
Tensile Strength: Ultimate (UTS), MPa 920
410
Tensile Strength: Yield (Proof), MPa 750
230

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
510
Maximum Temperature: Mechanical, °C 810
880
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.3
Embodied Energy, MJ/kg 40
32
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 21
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
88
Resilience: Unit (Modulus of Resilience), kJ/m3 1420
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
15
Strength to Weight: Bending, points 27
16
Thermal Diffusivity, mm2/s 4.4
6.7
Thermal Shock Resistance, points 33
14

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 12 to 15
16 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 74 to 81.9
77.9 to 83.9
Manganese (Mn), % 0.5 to 1.0
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 4.0 to 7.0
0
Nitrogen (N), % 0.060 to 0.12
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0
0.1 to 1.0