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SAE-AISI H25 Steel vs. Grade CW2M Nickel

SAE-AISI H25 steel belongs to the iron alloys classification, while grade CW2M nickel belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
83
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
560

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Melting Completion (Liquidus), °C 1750
1520
Melting Onset (Solidus), °C 1700
1460
Specific Heat Capacity, J/kg-K 420
430
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 38
70
Density, g/cm3 9.1
8.8
Embodied Carbon, kg CO2/kg material 6.2
12
Embodied Energy, MJ/kg 93
170
Embodied Water, L/kg 83
290

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 22 to 50
18
Strength to Weight: Bending, points 20 to 34
17
Thermal Shock Resistance, points 22 to 49
16

Alloy Composition

Carbon (C), % 0.22 to 0.32
0 to 0.020
Chromium (Cr), % 3.8 to 4.5
15 to 17.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 77.2 to 81.3
0 to 2.0
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 0
15 to 17.5
Nickel (Ni), % 0 to 0.3
60.1 to 70
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.4
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 14 to 16
0 to 1.0
Vanadium (V), % 0.4 to 0.6
0