Nickel 825 vs. AWS E312

Nickel 825 belongs to the nickel alloys classification, while AWS E312 belongs to the iron alloys. They have 62% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is nickel 825 and the bottom bar is AWS E312.

Nickel Alloy 825 (2.4858, N08825, NA16)AWS E312 (W31310) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		200

Elongation at Break, %		34
Elongation at Break, %		25

Poisson's Ratio		0.28
Poisson's Ratio		0.27

Shear Modulus, GPa		78
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		650
Tensile Strength: Ultimate (UTS), MPa		740

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		310

Melting Completion (Liquidus), °C		1400
Melting Completion (Liquidus), °C		1410

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1360

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Base Metal Price, % relative		41
Base Metal Price, % relative		20

Density, g/cm³		8.2
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		7.2
Embodied Carbon, kg CO₂/kg material		3.6

Embodied Energy, MJ/kg		100
Embodied Energy, MJ/kg		52

Embodied Water, L/kg		230
Embodied Water, L/kg		200

Common Calculations

PREN (Pitting Resistance)		31
PREN (Pitting Resistance)		31

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		15

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		27

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		24

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		18

Alloy Composition

Aluminum (Al), %		0 to 0.2
Aluminum (Al), %		0

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.15

Chromium (Cr), %		19.5 to 23.5
Chromium (Cr), %		28 to 32

Copper (Cu), %		1.5 to 3.0
Copper (Cu), %		0 to 0.75

Iron (Fe), %		22 to 37.9
Iron (Fe), %		52.3 to 63.5

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0.5 to 2.5

Molybdenum (Mo), %		2.5 to 3.5
Molybdenum (Mo), %		0 to 0.75

Nickel (Ni), %		38 to 46
Nickel (Ni), %		8.0 to 10.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0 to 0.050
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030

Titanium (Ti), %		0.6 to 1.2
Titanium (Ti), %		0