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Annealed Monel R-405 vs. ASTM A387 Grade 12 Class 1

Annealed Monel R-405 belongs to the nickel alloys classification, while ASTM A387 grade 12 class 1 belongs to the iron alloys. There are 30 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 annealed Monel R-405 and the bottom bar is ASTM A387 grade 12 class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 39
25
Fatigue Strength, MPa 210
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
73
Shear Strength, MPa 370
300
Tensile Strength: Ultimate (UTS), MPa 540
470
Tensile Strength: Yield (Proof), MPa 190
260

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 900
430
Melting Completion (Liquidus), °C 1350
1470
Melting Onset (Solidus), °C 1300
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 23
44
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.8
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.6
Embodied Energy, MJ/kg 110
21
Embodied Water, L/kg 250
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
98
Resilience: Unit (Modulus of Resilience), kJ/m3 120
180
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 17
16
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 5.9
12
Thermal Shock Resistance, points 17
14

Alloy Composition

Carbon (C), % 0 to 0.3
0.050 to 0.17
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 28 to 34
0
Iron (Fe), % 0 to 2.5
97 to 98.2
Manganese (Mn), % 0 to 2.0
0.4 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 63 to 72
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.5
0.15 to 0.4
Sulfur (S), % 0.025 to 0.060
0 to 0.025