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SAE-AISI H25 Steel vs. EN 1.7375 Steel

Both SAE-AISI H25 steel and EN 1.7375 steel are iron alloys. They have 82% 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 H25 steel and the bottom bar is EN 1.7375 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 79
74
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
620

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1750
1470
Melting Onset (Solidus), °C 1700
1430
Specific Heat Capacity, J/kg-K 420
470
Thermal Conductivity, W/m-K 26
39
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 38
3.9
Density, g/cm3 9.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
1.8
Embodied Energy, MJ/kg 93
23
Embodied Water, L/kg 83
59

Common Calculations

PREN (Pitting Resistance) 29
5.6
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 22 to 50
22
Strength to Weight: Bending, points 20 to 34
20
Thermal Diffusivity, mm2/s 6.7
11
Thermal Shock Resistance, points 22 to 49
18

Alloy Composition

Aluminum (Al), % 0
0.010 to 0.040
Carbon (C), % 0.22 to 0.32
0.1 to 0.15
Chromium (Cr), % 3.8 to 4.5
2.0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 77.2 to 81.3
94.5 to 96.7
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0.15 to 0.4
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
0