AWS E316LMn vs. CR012A Copper

AWS E316LMn belongs to the iron alloys classification, while CR012A copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E316LMn and the bottom bar is CR012A copper.

AWS E316LMn (W31622) Weld Metal EN CR012A (CuAg0.07) Silver-Bearing Tough Pitch Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		120

Elongation at Break, %		23
Elongation at Break, %		15

Poisson's Ratio		0.28
Poisson's Ratio		0.34

Shear Modulus, GPa		79
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		220

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		210

Melting Completion (Liquidus), °C		1420
Melting Completion (Liquidus), °C		1090

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1040

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		24
Base Metal Price, % relative		33

Density, g/cm³		7.9
Density, g/cm³		9.0

Embodied Carbon, kg CO₂/kg material		4.6
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		64
Embodied Energy, MJ/kg		42

Embodied Water, L/kg		180
Embodied Water, L/kg		360

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		6.8

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		9.0

Thermal Shock Resistance, points		15
Thermal Shock Resistance, points		7.8

Alloy Composition

Bismuth (Bi), %		0
Bismuth (Bi), %		0 to 0.00050

Carbon (C), %		0 to 0.040
Carbon (C), %		0

Chromium (Cr), %		18 to 21
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.75
Copper (Cu), %		99.85 to 99.94

Iron (Fe), %		47.5 to 59.4
Iron (Fe), %		0

Manganese (Mn), %		5.0 to 8.0
Manganese (Mn), %		0

Molybdenum (Mo), %		2.5 to 3.5
Molybdenum (Mo), %		0

Nickel (Ni), %		15 to 18
Nickel (Ni), %		0

Nitrogen (N), %		0.1 to 0.25
Nitrogen (N), %		0

Oxygen (O), %		0
Oxygen (O), %		0 to 0.040

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

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

Silver (Ag), %		0
Silver (Ag), %		0.060 to 0.080

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