AWS E240 vs. SAE-AISI P5 Steel

Both AWS E240 and SAE-AISI P5 steel are iron alloys. They have 67% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS E240 and the bottom bar is SAE-AISI P5 steel.

AWS E240 (W32410) Weld Metal SAE-AISI P5 (T51605) Low-Carbon Mould Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.28
Poisson's Ratio		0.29

Shear Modulus, GPa		77
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		770
Tensile Strength: Ultimate (UTS), MPa		370 to 1980

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		1390
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1350
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		470

Thermal Conductivity, W/m-K		15
Thermal Conductivity, W/m-K		45

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		14
Base Metal Price, % relative		2.8

Density, g/cm³		7.7
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		3.0
Embodied Carbon, kg CO₂/kg material		1.5

Embodied Energy, MJ/kg		42
Embodied Energy, MJ/kg		20

Embodied Water, L/kg		160
Embodied Water, L/kg		56

Common Calculations

PREN (Pitting Resistance)		22
PREN (Pitting Resistance)		2.3

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		28
Strength to Weight: Axial, points		13 to 70

Strength to Weight: Bending, points		24
Strength to Weight: Bending, points		15 to 45

Thermal Diffusivity, mm²/s		3.9
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		12 to 65

Alloy Composition

Carbon (C), %		0 to 0.060
Carbon (C), %		0 to 0.1

Chromium (Cr), %		17 to 19
Chromium (Cr), %		2.0 to 2.5

Copper (Cu), %		0 to 0.75
Copper (Cu), %		0 to 0.25

Iron (Fe), %		58.6 to 68.4
Iron (Fe), %		95.7 to 97.8

Manganese (Mn), %		10.5 to 13.5
Manganese (Mn), %		0.2 to 0.6

Molybdenum (Mo), %		0 to 0.75
Molybdenum (Mo), %		0

Nickel (Ni), %		4.0 to 6.0
Nickel (Ni), %		0 to 0.35

Nitrogen (N), %		0.1 to 0.3
Nitrogen (N), %		0

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 0.4

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