50Cr-50Ni Alloy vs. AWS E33-31

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while AWS E33-31 belongs to the iron alloys. They have 65% 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 alloy and the bottom bar is AWS E33-31.

50Cr-50Ni (R20500) Casting Alloy AWS E33-31 (W33310) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		5.7
Elongation at Break, %		29

Poisson's Ratio		0.26
Poisson's Ratio		0.27

Shear Modulus, GPa		84
Shear Modulus, GPa		81

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		810

Thermal Properties

Latent Heat of Fusion, J/g		350
Latent Heat of Fusion, J/g		320

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		480

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

Otherwise Unclassified Properties

Base Metal Price, % relative		50
Base Metal Price, % relative		36

Density, g/cm³		8.0
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		7.9
Embodied Carbon, kg CO₂/kg material		6.0

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		86

Embodied Water, L/kg		350
Embodied Water, L/kg		260

Common Calculations

Stiffness to Weight: Axial, points		15
Stiffness to Weight: Axial, points		14

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

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		28

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

Thermal Shock Resistance, points		14
Thermal Shock Resistance, points		19

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), %		48 to 52
Chromium (Cr), %		31 to 35

Copper (Cu), %		0
Copper (Cu), %		0.4 to 0.8

Iron (Fe), %		0 to 1.0
Iron (Fe), %		24.7 to 34.8

Manganese (Mn), %		0 to 0.3
Manganese (Mn), %		2.5 to 4.0

Molybdenum (Mo), %		0
Molybdenum (Mo), %		1.0 to 2.0

Nickel (Ni), %		44.5 to 52
Nickel (Ni), %		30 to 32

Nitrogen (N), %		0 to 0.3
Nitrogen (N), %		0.3 to 0.5

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 0.9

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0 to 0.010

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