AWS E33-31 vs. C66700 Brass

AWS E33-31 belongs to the iron alloys classification, while C66700 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E33-31 and the bottom bar is C66700 brass.

AWS E33-31 (W33310) Weld Metal UNS C66700 Manganese Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		210
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		29
Elongation at Break, %		2.0 to 58

Poisson's Ratio		0.27
Poisson's Ratio		0.31

Shear Modulus, GPa		81
Shear Modulus, GPa		41

Tensile Strength: Ultimate (UTS), MPa		810
Tensile Strength: Ultimate (UTS), MPa		340 to 690

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		180

Melting Completion (Liquidus), °C		1380
Melting Completion (Liquidus), °C		1090

Melting Onset (Solidus), °C		1330
Melting Onset (Solidus), °C		1050

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		20

Otherwise Unclassified Properties

Base Metal Price, % relative		36
Base Metal Price, % relative		25

Density, g/cm³		7.9
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		6.0
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		86
Embodied Energy, MJ/kg		45

Embodied Water, L/kg		260
Embodied Water, L/kg		320

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		7.3

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		28
Strength to Weight: Axial, points		11 to 23

Strength to Weight: Bending, points		24
Strength to Weight: Bending, points		13 to 21

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		11 to 23

Alloy Composition

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

Chromium (Cr), %		31 to 35
Chromium (Cr), %		0

Copper (Cu), %		0.4 to 0.8
Copper (Cu), %		68.5 to 71.5

Iron (Fe), %		24.7 to 34.8
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0
Lead (Pb), %		0 to 0.070

Manganese (Mn), %		2.5 to 4.0
Manganese (Mn), %		0.8 to 1.5

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

Nickel (Ni), %		30 to 32
Nickel (Ni), %		0

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

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

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

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

Zinc (Zn), %		0
Zinc (Zn), %		26.3 to 30.7

Residuals, %		0
Residuals, %		0 to 0.5