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SAE-AISI 50B60 Steel vs. N08700 Stainless Steel

Both SAE-AISI 50B60 steel and N08700 stainless steel are iron alloys. They have 49% 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 50B60 steel and the bottom bar is N08700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 20
32
Fatigue Strength, MPa 240 to 330
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
79
Shear Strength, MPa 380
410
Tensile Strength: Ultimate (UTS), MPa 610 to 630
620
Tensile Strength: Yield (Proof), MPa 350 to 530
270

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
13
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
32
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.0
Embodied Energy, MJ/kg 19
82
Embodied Water, L/kg 48
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 100
160
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 750
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 23
21
Strength to Weight: Bending, points 20 to 21
20
Thermal Diffusivity, mm2/s 12
3.5
Thermal Shock Resistance, points 20
14

Alloy Composition

Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.56 to 0.64
0 to 0.040
Chromium (Cr), % 0.4 to 0.6
19 to 23
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 97.3 to 98.1
42 to 52.7
Manganese (Mn), % 0.75 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
4.3 to 5.0
Nickel (Ni), % 0
24 to 26
Niobium (Nb), % 0
0 to 0.4
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