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SAE-AISI 1552 Steel vs. AWS ERNiCu-7

SAE-AISI 1552 steel belongs to the iron alloys classification, while AWS ERNiCu-7 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1552 steel and the bottom bar is AWS ERNiCu-7.

SAE-AISI 1552 (formerly 1052, G15520) Carbon Steel AWS ERNiCu-7 (N04060) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		160

Elongation at Break, %		11 to 14
Elongation at Break, %		34

Poisson's Ratio		0.29
Poisson's Ratio		0.32

Shear Modulus, GPa		72
Shear Modulus, GPa		61

Tensile Strength: Ultimate (UTS), MPa		760 to 840
Tensile Strength: Ultimate (UTS), MPa		550

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		280

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		1280

Melting Onset (Solidus), °C		1420
Melting Onset (Solidus), °C		1240

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		440

Thermal Conductivity, W/m-K		51
Thermal Conductivity, W/m-K		20

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		11
Electrical Conductivity: Equal Volume, % IACS		3.2

Electrical Conductivity: Equal Weight (Specific), % IACS		12
Electrical Conductivity: Equal Weight (Specific), % IACS		3.3

Otherwise Unclassified Properties

Base Metal Price, % relative		1.8
Base Metal Price, % relative		50

Density, g/cm³		7.8
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		1.4
Embodied Carbon, kg CO₂/kg material		8.5

Embodied Energy, MJ/kg		19
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		47
Embodied Water, L/kg		250

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		10

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		27 to 30
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		24 to 25
Strength to Weight: Bending, points		17

Thermal Diffusivity, mm²/s		14
Thermal Diffusivity, mm²/s		5.3

Thermal Shock Resistance, points		26 to 29
Thermal Shock Resistance, points		19

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 1.3

Carbon (C), %		0.47 to 0.55
Carbon (C), %		0 to 0.15

Copper (Cu), %		0
Copper (Cu), %		18.3 to 36.5

Iron (Fe), %		97.9 to 98.3
Iron (Fe), %		0 to 2.5

Manganese (Mn), %		1.2 to 1.5
Manganese (Mn), %		0 to 4.0

Nickel (Ni), %		0
Nickel (Ni), %		62 to 69

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0
Silicon (Si), %		0 to 1.3

Sulfur (S), %		0 to 0.050
Sulfur (S), %		0 to 0.015

Titanium (Ti), %		0
Titanium (Ti), %		1.5 to 3.0

Residuals, %		0
Residuals, %		0 to 0.5