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S30415 Stainless Steel vs. SAE-AISI 8630 Steel

Both S30415 stainless steel and SAE-AISI 8630 steel are iron alloys. They have 72% 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 S30415 stainless steel and the bottom bar is SAE-AISI 8630 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
160 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
12 to 24
Fatigue Strength, MPa 300
260 to 350
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 470
340 to 410
Tensile Strength: Ultimate (UTS), MPa 670
540 to 680
Tensile Strength: Yield (Proof), MPa 330
360 to 560

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 940
410
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.6
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 140
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
78 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 280
340 to 840
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
19 to 24
Strength to Weight: Bending, points 22
19 to 22
Thermal Diffusivity, mm2/s 5.6
10
Thermal Shock Resistance, points 15
18 to 23

Alloy Composition

Carbon (C), % 0.040 to 0.060
0.28 to 0.33
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0.4 to 0.6
Iron (Fe), % 67.8 to 71.8
96.8 to 97.9
Manganese (Mn), % 0 to 0.8
0.7 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 9.0 to 10
0.4 to 0.7
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 1.0 to 2.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040