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S34565 Stainless Steel vs. SAE-AISI 4130 Steel

Both S34565 stainless steel and SAE-AISI 4130 steel are iron alloys. They have 49% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S34565 stainless steel and the bottom bar is SAE-AISI 4130 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 300
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 39
13 to 26
Fatigue Strength, MPa 400
320 to 660
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 610
340 to 640
Tensile Strength: Ultimate (UTS), MPa 900
530 to 1040
Tensile Strength: Yield (Proof), MPa 470
440 to 980

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
43
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.3
1.5
Embodied Energy, MJ/kg 73
20
Embodied Water, L/kg 210
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
83 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 540
500 to 2550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
19 to 37
Strength to Weight: Bending, points 26
19 to 29
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 22
16 to 31

Alloy Composition

Carbon (C), % 0 to 0.030
0.28 to 0.33
Chromium (Cr), % 23 to 25
0.8 to 1.1
Iron (Fe), % 43.2 to 51.6
97.3 to 98.2
Manganese (Mn), % 5.0 to 7.0
0.4 to 0.6
Molybdenum (Mo), % 4.0 to 5.0
0.15 to 0.25
Nickel (Ni), % 16 to 18
0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.010
0 to 0.040