SAE-AISI 9254 Steel vs. AWS E2593

Both SAE-AISI 9254 steel and AWS E2593 are iron alloys. They have 60% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 9254 steel and the bottom bar is AWS E2593.

SAE-AISI 9254 (G92540) Silicon-Chromium Steel AWS E2593 (W39593) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		20
Elongation at Break, %		17

Poisson's Ratio		0.29
Poisson's Ratio		0.27

Shear Modulus, GPa		72
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		660
Tensile Strength: Ultimate (UTS), MPa		850

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		300

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1430

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1390

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

Thermal Conductivity, W/m-K		46
Thermal Conductivity, W/m-K		16

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

Base Metal Price, % relative		2.2
Base Metal Price, % relative		22

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

Embodied Carbon, kg CO₂/kg material		1.5
Embodied Carbon, kg CO₂/kg material		4.2

Embodied Energy, MJ/kg		20
Embodied Energy, MJ/kg		59

Embodied Water, L/kg		49
Embodied Water, L/kg		190

Common Calculations

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

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

Strength to Weight: Axial, points		24
Strength to Weight: Axial, points		30

Strength to Weight: Bending, points		22
Strength to Weight: Bending, points		25

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		4.3

Thermal Shock Resistance, points		20
Thermal Shock Resistance, points		21

Alloy Composition

Carbon (C), %		0.51 to 0.59
Carbon (C), %		0 to 0.040

Chromium (Cr), %		0.6 to 0.8
Chromium (Cr), %		24 to 27

Copper (Cu), %		0
Copper (Cu), %		1.5 to 3.0

Iron (Fe), %		96.1 to 97.1
Iron (Fe), %		52.7 to 62.5

Manganese (Mn), %		0.6 to 0.8
Manganese (Mn), %		0.5 to 1.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		2.9 to 3.9

Nickel (Ni), %		0
Nickel (Ni), %		8.5 to 10.5

Nitrogen (N), %		0
Nitrogen (N), %		0.080 to 0.25

Phosphorus (P), %		0 to 0.035
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		1.2 to 1.6
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0 to 0.040
Sulfur (S), %		0 to 0.030