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SAE-AISI H43 Steel vs. EN 1.8509 Steel

Both SAE-AISI H43 steel and EN 1.8509 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 (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H43 steel and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2140
1130

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1530
1450
Melting Onset (Solidus), °C 1480
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 30
39
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.6
Embodied Energy, MJ/kg 120
22
Embodied Water, L/kg 100
65

Common Calculations

PREN (Pitting Resistance) 31
2.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 75
40
Strength to Weight: Bending, points 22 to 46
31
Thermal Diffusivity, mm2/s 8.3
10
Thermal Shock Resistance, points 21 to 62
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.5 to 0.65
0.38 to 0.45
Chromium (Cr), % 3.8 to 4.5
1.5 to 1.8
Iron (Fe), % 83.2 to 85.9
95.5 to 97.1
Manganese (Mn), % 0.15 to 0.4
0.4 to 0.7
Molybdenum (Mo), % 7.8 to 8.5
0.2 to 0.35
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 1.8 to 2.2
0