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AISI 329 Stainless Steel vs. SAE-AISI 6150 Steel

Both AISI 329 stainless steel and SAE-AISI 6150 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 329 stainless steel and the bottom bar is SAE-AISI 6150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
200 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
15 to 23
Fatigue Strength, MPa 330
300 to 750
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 440
400 to 730
Tensile Strength: Ultimate (UTS), MPa 710
630 to 1200
Tensile Strength: Yield (Proof), MPa 540
420 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
46
Thermal Expansion, µm/m-K 13
12 to 13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.3
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
2.0
Embodied Energy, MJ/kg 44
28
Embodied Water, L/kg 170
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 730
460 to 3590
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
22 to 43
Strength to Weight: Bending, points 23
21 to 32
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 19
20 to 38

Alloy Composition

Carbon (C), % 0 to 0.080
0.48 to 0.53
Chromium (Cr), % 23 to 28
0.8 to 1.1
Iron (Fe), % 63.1 to 74
96.7 to 97.7
Manganese (Mn), % 0 to 1.0
0.7 to 0.9
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 2.0 to 5.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.75
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0
0.15 to 0.3