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

50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals classification, while AWS E320LR belongs to the iron alloys. 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 50Cr-50Ni-Cb alloy and the bottom bar is AWS E320LR.

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

Metric UnitsUS Customary Units

Mechanical Properties

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

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

Poisson's Ratio		0.26
Poisson's Ratio		0.28

Shear Modulus, GPa		84
Shear Modulus, GPa		77

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

Thermal Properties

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

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

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

Otherwise Unclassified Properties

Base Metal Price, % relative		60
Base Metal Price, % relative		36

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

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

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

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

Common Calculations

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

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

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		20

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

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

Alloy Composition

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

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

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

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

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

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

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

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

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

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

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

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

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

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