MakeItFrom.com
Menu (ESC)

Grade CX2MW Nickel vs. ASTM A227 Spring Steel

Grade CX2MW nickel belongs to the nickel alloys classification, while ASTM A227 spring steel belongs to the iron alloys. There are 28 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 grade CX2MW nickel and the bottom bar is ASTM A227 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 34
12
Fatigue Strength, MPa 260
900 to 1160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
72
Tensile Strength: Ultimate (UTS), MPa 620
1720 to 2220
Tensile Strength: Yield (Proof), MPa 350
1430 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1550
1450
Melting Onset (Solidus), °C 1490
1410
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 65
1.8
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 12
1.4
Embodied Energy, MJ/kg 170
19
Embodied Water, L/kg 290
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
200 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 19
61 to 79
Strength to Weight: Bending, points 18
41 to 48
Thermal Diffusivity, mm2/s 2.7
14
Thermal Shock Resistance, points 17
55 to 71

Alloy Composition

Carbon (C), % 0 to 0.020
0.45 to 0.85
Chromium (Cr), % 20 to 22.5
0
Iron (Fe), % 2.0 to 6.0
97.4 to 99.1
Manganese (Mn), % 0 to 1.0
0.3 to 1.3
Molybdenum (Mo), % 12.5 to 14.5
0
Nickel (Ni), % 51.3 to 63
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.8
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.050
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0