CR012A Copper vs. AWS E316LMn

CR012A copper belongs to the copper alloys classification, while AWS E316LMn belongs to the iron 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 CR012A copper and the bottom bar is AWS E316LMn.

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

Metric UnitsUS Customary Units

Mechanical Properties

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

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

Poisson's Ratio		0.34
Poisson's Ratio		0.28

Shear Modulus, GPa		43
Shear Modulus, GPa		79

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

Thermal Properties

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

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

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

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

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

Otherwise Unclassified Properties

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

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

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

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

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

Common Calculations

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

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

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

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

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

Alloy Composition

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

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

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

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

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

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

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

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

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

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

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

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

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

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