MakeItFrom.com
Menu (ESC)

SAE-AISI D7 Steel vs. SAE-AISI H11 Steel

Both SAE-AISI D7 steel and SAE-AISI H11 steel are iron alloys. They have 87% of their average alloy composition in common. There are 22 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 D7 steel and the bottom bar is SAE-AISI H11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 800 to 2120
690 to 1840

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
42
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 10
5.5
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 11
3.0
Embodied Energy, MJ/kg 180
43
Embodied Water, L/kg 130
75

Common Calculations

PREN (Pitting Resistance) 16
9.6
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29 to 78
25 to 66
Strength to Weight: Bending, points 25 to 48
22 to 43
Thermal Diffusivity, mm2/s 7.4
11
Thermal Shock Resistance, points 27 to 72
22 to 58

Alloy Composition

Carbon (C), % 2.2 to 2.5
0.33 to 0.43
Chromium (Cr), % 11.5 to 13.5
4.8 to 5.5
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 76.6 to 81.9
89.6 to 92.5
Manganese (Mn), % 0 to 0.6
0.2 to 0.5
Molybdenum (Mo), % 0.7 to 1.2
1.1 to 1.6
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 3.8 to 4.4
0.3 to 0.6

Comparable Variants