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ACI-ASTM CK20 Steel vs. Nickel 601

ACI-ASTM CK20 steel belongs to the iron alloys classification, while nickel 601 belongs to the nickel alloys. They have 58% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK20 steel and the bottom bar is nickel 601.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 37
10 to 38
Fatigue Strength, MPa 220
220 to 380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 530
660 to 890
Tensile Strength: Yield (Proof), MPa 260
290 to 800

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1400
1410
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
11
Thermal Expansion, µm/m-K 15
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
49
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 4.4
8.0
Embodied Energy, MJ/kg 62
110
Embodied Water, L/kg 190
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
86 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 170
210 to 1630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 19
22 to 30
Strength to Weight: Bending, points 19
20 to 25
Thermal Diffusivity, mm2/s 3.7
2.8
Thermal Shock Resistance, points 13
17 to 23

Alloy Composition

Aluminum (Al), % 0
1.0 to 1.7
Carbon (C), % 0 to 0.2
0 to 0.1
Chromium (Cr), % 23 to 27
21 to 25
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 46.7 to 58
7.7 to 20
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 19 to 22
58 to 63
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.015