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SAE-AISI 1137 Steel vs. Grade CW6MC Nickel

SAE-AISI 1137 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 SAE-AISI 1137 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, % 11 to 17
28
Fatigue Strength, MPa 250 to 400
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 700 to 760
540
Tensile Strength: Yield (Proof), MPa 370 to 650
310

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 400
980
Melting Completion (Liquidus), °C 1460
1480
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 51
11
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
80
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.4
14
Embodied Energy, MJ/kg 19
200
Embodied Water, L/kg 48
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 100
130
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 1130
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 25 to 27
18
Strength to Weight: Bending, points 22 to 24
17
Thermal Diffusivity, mm2/s 14
2.8
Thermal Shock Resistance, points 21 to 23
15

Alloy Composition

Carbon (C), % 0.32 to 0.39
0 to 0.060
Chromium (Cr), % 0
20 to 23
Iron (Fe), % 97.8 to 98.3
0 to 5.0
Manganese (Mn), % 1.4 to 1.7
0 to 1.0
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0
55.4 to 68.9
Niobium (Nb), % 0
3.2 to 4.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0.080 to 0.13
0 to 0.030