AWS E320LR vs. 50Cr-50Ni-Cb Alloy

AWS E320LR belongs to the iron alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. They have 55% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E320LR and the bottom bar is 50Cr-50Ni-Cb alloy.

AWS E320LR (W88022) Weld Metal 50Cr-50Ni-Cb (R20501) Casting Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		210

Elongation at Break, %		34
Elongation at Break, %		5.6

Poisson's Ratio		0.28
Poisson's Ratio		0.26

Shear Modulus, GPa		77
Shear Modulus, GPa		84

Tensile Strength: Ultimate (UTS), MPa		580
Tensile Strength: Ultimate (UTS), MPa		620

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		350

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		36
Base Metal Price, % relative		60

Density, g/cm³		8.2
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		6.2
Embodied Carbon, kg CO₂/kg material		9.2

Embodied Energy, MJ/kg		87
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		220
Embodied Water, L/kg		350

Common Calculations

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		20
Strength to Weight: Axial, points		21

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		15
Thermal Shock Resistance, points		14

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.25

Carbon (C), %		0 to 0.030
Carbon (C), %		0 to 0.1

Chromium (Cr), %		19 to 21
Chromium (Cr), %		47 to 52

Copper (Cu), %		3.0 to 4.0
Copper (Cu), %		0

Iron (Fe), %		32.7 to 42.5
Iron (Fe), %		0 to 1.0

Manganese (Mn), %		1.5 to 2.5
Manganese (Mn), %		0 to 0.3

Molybdenum (Mo), %		2.0 to 3.0
Molybdenum (Mo), %		0

Nickel (Ni), %		32 to 36
Nickel (Ni), %		43.3 to 51.6

Niobium (Nb), %		0 to 0.4
Niobium (Nb), %		1.4 to 1.7

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.16

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.020

Silicon (Si), %		0 to 0.3
Silicon (Si), %		0 to 0.5

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0 to 0.020

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.5