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SAE-AISI 8630 Steel vs. EN 1.4613 Stainless Steel

Both SAE-AISI 8630 steel and EN 1.4613 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 8630 steel and the bottom bar is EN 1.4613 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 200
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 24
21
Fatigue Strength, MPa 260 to 350
180
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Shear Strength, MPa 340 to 410
330
Tensile Strength: Ultimate (UTS), MPa 540 to 680
530
Tensile Strength: Yield (Proof), MPa 360 to 560
280

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
1050
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
19
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
38
Embodied Water, L/kg 50
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 110
91
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 840
190
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19 to 24
19
Strength to Weight: Bending, points 19 to 22
19
Thermal Diffusivity, mm2/s 10
5.2
Thermal Shock Resistance, points 18 to 23
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.28 to 0.33
0 to 0.030
Chromium (Cr), % 0.4 to 0.6
22 to 25
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 96.8 to 97.9
70.3 to 77.8
Manganese (Mn), % 0.7 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.5
Nickel (Ni), % 0.4 to 0.7
0 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.050
Titanium (Ti), % 0
0.2 to 1.0