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SAE-AISI H26 Steel vs. S45500 Stainless Steel

Both SAE-AISI H26 steel and S45500 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H26 steel and the bottom bar is S45500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 720 to 2100
1370 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Melting Completion (Liquidus), °C 1810
1440
Melting Onset (Solidus), °C 1760
1400
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 45
17
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 8.1
3.8
Embodied Energy, MJ/kg 120
57
Embodied Water, L/kg 90
120

Common Calculations

PREN (Pitting Resistance) 34
13
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 22 to 63
48 to 65
Strength to Weight: Bending, points 19 to 39
35 to 42
Thermal Shock Resistance, points 22 to 63
48 to 64

Alloy Composition

Carbon (C), % 0.45 to 0.55
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
11 to 12.5
Copper (Cu), % 0 to 0.25
1.5 to 2.5
Iron (Fe), % 73.3 to 77.5
71.5 to 79.2
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.3
7.5 to 9.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.8 to 1.4
Tungsten (W), % 17.3 to 19
0
Vanadium (V), % 0.75 to 1.3
0

Comparable Variants