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ASTM A217 Cast Steel vs. Grade CW6MC Nickel

ASTM A217 cast steel belongs to the iron alloys classification, while grade CW6MC nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A217 cast steel and the bottom bar is grade CW6MC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 27
28
Fatigue Strength, MPa 200 to 320
210
Poisson's Ratio 0.28 to 0.29
0.29
Shear Modulus, GPa 73 to 75
79
Tensile Strength: Ultimate (UTS), MPa 540 to 710
540
Tensile Strength: Yield (Proof), MPa 270 to 460
310

Thermal Properties

Latent Heat of Fusion, J/g 250 to 270
330
Maximum Temperature: Mechanical, °C 410 to 600
980
Melting Completion (Liquidus), °C 1450 to 1460
1480
Melting Onset (Solidus), °C 1410 to 1420
1430
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 26 to 50
11
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 9.2
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4 to 11
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 7.0
80
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.5 to 2.1
14
Embodied Energy, MJ/kg 20 to 28
200
Embodied Water, L/kg 47 to 87
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 570
240
Stiffness to Weight: Axial, points 13 to 14
13
Stiffness to Weight: Bending, points 24 to 25
23
Strength to Weight: Axial, points 19 to 25
18
Strength to Weight: Bending, points 19 to 23
17
Thermal Diffusivity, mm2/s 6.9 to 14
2.8
Thermal Shock Resistance, points 16 to 20
15