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ASTM A225 Steel vs. Grade CW2M Nickel

ASTM A225 steel belongs to the iron alloys classification, while grade CW2M nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A225 steel and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 21 to 23
23
Fatigue Strength, MPa 330 to 390
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
83
Tensile Strength: Ultimate (UTS), MPa 620 to 830
560
Tensile Strength: Yield (Proof), MPa 460 to 550
310

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 400
960
Melting Completion (Liquidus), °C 1460
1520
Melting Onset (Solidus), °C 1420
1460
Specific Heat Capacity, J/kg-K 470
430
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
70
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.8
12
Embodied Energy, MJ/kg 24 to 25
170
Embodied Water, L/kg 48
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 820
220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22 to 29
18
Strength to Weight: Bending, points 21 to 25
17
Thermal Shock Resistance, points 18 to 24
16