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AWS E430 vs. AWS ERNiCu-7

AWS E430 belongs to the iron alloys classification, while AWS ERNiCu-7 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS E430 and the bottom bar is AWS ERNiCu-7.

AWS E430 (W43010) Weld Metal AWS ERNiCu-7 (N04060) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		160

Elongation at Break, %		23
Elongation at Break, %		34

Poisson's Ratio		0.28
Poisson's Ratio		0.32

Shear Modulus, GPa		77
Shear Modulus, GPa		61

Tensile Strength: Ultimate (UTS), MPa		500
Tensile Strength: Ultimate (UTS), MPa		550

Thermal Properties

Latent Heat of Fusion, J/g		280
Latent Heat of Fusion, J/g		280

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1280

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1240

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		440

Thermal Conductivity, W/m-K		25
Thermal Conductivity, W/m-K		20

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		2.8
Electrical Conductivity: Equal Volume, % IACS		3.2

Electrical Conductivity: Equal Weight (Specific), % IACS		3.2
Electrical Conductivity: Equal Weight (Specific), % IACS		3.3

Otherwise Unclassified Properties

Base Metal Price, % relative		9.0
Base Metal Price, % relative		50

Density, g/cm³		7.7
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		2.2
Embodied Carbon, kg CO₂/kg material		8.5

Embodied Energy, MJ/kg		31
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		120
Embodied Water, L/kg		250

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		10

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		18
Strength to Weight: Bending, points		17

Thermal Diffusivity, mm²/s		6.7
Thermal Diffusivity, mm²/s		5.3

Thermal Shock Resistance, points		13
Thermal Shock Resistance, points		19

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 1.3

Carbon (C), %		0 to 0.1
Carbon (C), %		0 to 0.15

Chromium (Cr), %		15 to 18
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.75
Copper (Cu), %		18.3 to 36.5

Iron (Fe), %		77.8 to 85
Iron (Fe), %		0 to 2.5

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0 to 4.0

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

Nickel (Ni), %		0 to 0.6
Nickel (Ni), %		62 to 69

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 0.9
Silicon (Si), %		0 to 1.3

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.015

Titanium (Ti), %		0
Titanium (Ti), %		1.5 to 3.0

Residuals, %		0
Residuals, %		0 to 0.5