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SAE-AISI 5130 Steel vs. AISI 434 Stainless Steel

Both SAE-AISI 5130 steel and AISI 434 stainless steel are iron alloys. They have 83% 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 SAE-AISI 5130 steel and the bottom bar is AISI 434 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 190
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 22
24
Fatigue Strength, MPa 230 to 330
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Shear Strength, MPa 310 to 390
330
Tensile Strength: Ultimate (UTS), MPa 500 to 640
520
Tensile Strength: Yield (Proof), MPa 330 to 530
320

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 420
880
Melting Completion (Liquidus), °C 1460
1510
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
9.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.4
Embodied Energy, MJ/kg 19
33
Embodied Water, L/kg 50
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 98
110
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 750
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 23
19
Strength to Weight: Bending, points 18 to 21
18
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 16 to 20
19

Alloy Composition

Carbon (C), % 0.28 to 0.33
0 to 0.12
Chromium (Cr), % 0.8 to 1.1
16 to 18
Iron (Fe), % 97.2 to 98.1
78.6 to 83.3
Manganese (Mn), % 0.7 to 0.9
0 to 1.0
Molybdenum (Mo), % 0
0.75 to 1.3
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030