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Grade CW12MW Nickel vs. ASTM A369 Grade FPA

Grade CW12MW nickel belongs to the nickel alloys classification, while ASTM A369 grade FPA belongs to the iron 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 grade CW12MW nickel and the bottom bar is ASTM A369 grade FPA.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 4.6
27
Fatigue Strength, MPa 130
180
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 85
73
Tensile Strength: Ultimate (UTS), MPa 560
380
Tensile Strength: Yield (Proof), MPa 310
240

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 960
400
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1560
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
1.8
Density, g/cm3 9.1
7.8
Embodied Carbon, kg CO2/kg material 13
1.4
Embodied Energy, MJ/kg 180
18
Embodied Water, L/kg 280
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
89
Resilience: Unit (Modulus of Resilience), kJ/m3 220
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 17
13
Strength to Weight: Bending, points 17
15
Thermal Shock Resistance, points 16
12

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.25
Chromium (Cr), % 15.5 to 17.5
0
Iron (Fe), % 4.5 to 7.5
98.3 to 99.63
Manganese (Mn), % 0 to 1.0
0.27 to 0.93
Molybdenum (Mo), % 16 to 18
0
Nickel (Ni), % 49.2 to 60.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 3.8 to 5.3
0
Vanadium (V), % 0.2 to 0.4
0