AWS E312 vs. SAE-AISI T2 Steel

Both AWS E312 and SAE-AISI T2 steel are iron alloys. They have 63% of their average alloy composition in common. There are 20 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 E312 and the bottom bar is SAE-AISI T2 steel.

AWS E312 (W31310) Weld Metal SAE-AISI T2 (T12002) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.27
Poisson's Ratio		0.29

Shear Modulus, GPa		80
Shear Modulus, GPa		79

Tensile Strength: Ultimate (UTS), MPa		740
Tensile Strength: Ultimate (UTS), MPa		780 to 2150

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		1410
Melting Completion (Liquidus), °C		1820

Melting Onset (Solidus), °C		1360
Melting Onset (Solidus), °C		1760

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		410

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

Otherwise Unclassified Properties

Base Metal Price, % relative		20
Base Metal Price, % relative		46

Density, g/cm³		7.7
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		3.6
Embodied Carbon, kg CO₂/kg material		11

Embodied Energy, MJ/kg		52
Embodied Energy, MJ/kg		170

Embodied Water, L/kg		200
Embodied Water, L/kg		98

Common Calculations

PREN (Pitting Resistance)		31
PREN (Pitting Resistance)		36

Stiffness to Weight: Axial, points		15
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		27
Strength to Weight: Axial, points		23 to 64

Strength to Weight: Bending, points		24
Strength to Weight: Bending, points		20 to 40

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		23 to 65

Alloy Composition

Carbon (C), %		0 to 0.15
Carbon (C), %		0.8 to 0.9

Chromium (Cr), %		28 to 32
Chromium (Cr), %		3.8 to 4.5

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

Iron (Fe), %		52.3 to 63.5
Iron (Fe), %		70.8 to 75.8

Manganese (Mn), %		0.5 to 2.5
Manganese (Mn), %		0.2 to 0.4

Molybdenum (Mo), %		0 to 0.75
Molybdenum (Mo), %		0 to 1.0

Nickel (Ni), %		8.0 to 10.5
Nickel (Ni), %		0 to 0.3

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0.2 to 0.4

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

Tungsten (W), %		0
Tungsten (W), %		17.5 to 19

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.4