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SAE-AISI H11 Steel vs. SAE-AISI S5 Steel

Both SAE-AISI H11 steel and SAE-AISI S5 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is SAE-AISI H11 steel and the bottom bar is SAE-AISI S5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
72
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
680 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 42
42
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
3.1
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.1
Embodied Energy, MJ/kg 43
29
Embodied Water, L/kg 75
51

Common Calculations

PREN (Pitting Resistance) 9.6
2.9
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 66
25 to 70
Strength to Weight: Bending, points 22 to 43
22 to 45
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 22 to 58
23 to 65

Alloy Composition

Carbon (C), % 0.33 to 0.43
0.5 to 0.65
Chromium (Cr), % 4.8 to 5.5
0 to 0.5
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 89.6 to 92.5
93.6 to 97
Manganese (Mn), % 0.2 to 0.5
0.6 to 1.0
Molybdenum (Mo), % 1.1 to 1.6
0.2 to 1.4
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.8 to 1.2
1.8 to 2.3
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.3 to 0.6
0 to 0.35

Comparable Variants