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ASTM A182 Grade F12 Class 1 vs. Grade M30H Nickel

ASTM A182 grade F12 class 1 belongs to the iron alloys classification, while grade M30H nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F12 class 1 and the bottom bar is grade M30H nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Elongation at Break, % 23
11
Fatigue Strength, MPa 180
230
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
61
Tensile Strength: Ultimate (UTS), MPa 470
770
Tensile Strength: Yield (Proof), MPa 250
470

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 430
900
Melting Completion (Liquidus), °C 1470
1250
Melting Onset (Solidus), °C 1420
1200
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 45
22
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
50
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 1.6
7.7
Embodied Energy, MJ/kg 21
110
Embodied Water, L/kg 52
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
75
Resilience: Unit (Modulus of Resilience), kJ/m3 160
700
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 17
25
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 12
5.7
Thermal Shock Resistance, points 14
27

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.3
Chromium (Cr), % 0.8 to 1.3
0
Copper (Cu), % 0
27 to 33
Iron (Fe), % 96.8 to 98.4
0 to 3.5
Manganese (Mn), % 0.3 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
0
Nickel (Ni), % 0
57.9 to 70.3
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.5
2.7 to 3.7
Sulfur (S), % 0 to 0.045
0 to 0.030