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S44700 Stainless Steel vs. SAE-AISI 1080 Steel

Both S44700 stainless steel and SAE-AISI 1080 steel are iron alloys. They have 67% of their average alloy composition in common. There are 28 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 S44700 stainless steel and the bottom bar is SAE-AISI 1080 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
220 to 260
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
11
Fatigue Strength, MPa 300
300 to 360
Poisson's Ratio 0.27
0.29
Reduction in Area, % 45
28 to 45
Shear Modulus, GPa 82
72
Shear Strength, MPa 380
460 to 520
Tensile Strength: Ultimate (UTS), MPa 600
770 to 870
Tensile Strength: Yield (Proof), MPa 450
480 to 590

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 49
19
Embodied Water, L/kg 180
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
80 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 480
610 to 920
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
27 to 31
Strength to Weight: Bending, points 20
24 to 26
Thermal Shock Resistance, points 19
25 to 29

Alloy Composition

Carbon (C), % 0 to 0.010
0.75 to 0.88
Chromium (Cr), % 28 to 30
0
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
98.1 to 98.7
Manganese (Mn), % 0 to 0.3
0.6 to 0.9
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 0 to 0.15
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.2
0
Sulfur (S), % 0 to 0.020
0 to 0.050