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AWS E312 vs. Nickel 625

AWS E312 belongs to the iron alloys classification, while nickel 625 belongs to the nickel alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E312 and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
33 to 34
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 740
790 to 910

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1410
1350
Melting Onset (Solidus), °C 1360
1290
Specific Heat Capacity, J/kg-K 480
440
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 20
80
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 3.6
14
Embodied Energy, MJ/kg 52
190
Embodied Water, L/kg 200
290

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27
26 to 29
Strength to Weight: Bending, points 24
22 to 24
Thermal Shock Resistance, points 18
22 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 28 to 32
20 to 23
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 52.3 to 63.5
0 to 5.0
Manganese (Mn), % 0.5 to 2.5
0 to 0.5
Molybdenum (Mo), % 0 to 0.75
8.0 to 10
Nickel (Ni), % 8.0 to 10.5
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.4