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S46910 Stainless Steel vs. SAE-AISI 8655 Steel

Both S46910 stainless steel and SAE-AISI 8655 steel are iron alloys. They have 73% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is SAE-AISI 8655 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 630
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.2 to 11
23
Fatigue Strength, MPa 250 to 1020
290
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 410 to 1410
390
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
620
Tensile Strength: Yield (Proof), MPa 450 to 2290
410

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 810
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.5
Embodied Energy, MJ/kg 55
20
Embodied Water, L/kg 140
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 4780
440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 86
22
Strength to Weight: Bending, points 22 to 51
21
Thermal Shock Resistance, points 23 to 84
18

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0
Carbon (C), % 0 to 0.030
0.51 to 0.59
Chromium (Cr), % 11 to 13
0.4 to 0.6
Copper (Cu), % 1.5 to 3.5
0
Iron (Fe), % 65 to 76
96.4 to 97.6
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 3.0 to 5.0
0.15 to 0.25
Nickel (Ni), % 8.0 to 10
0.4 to 0.7
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.7
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 0.5 to 1.2
0