AWS BAg-13a vs. SAE-AISI H21 Steel

AWS BAg-13a belongs to the otherwise unclassified metals classification, while SAE-AISI H21 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-13a and the bottom bar is SAE-AISI H21 steel.

AWS BAg-13a (P07560) Filler Metal SAE-AISI H21 (T20821) Tungsten Hot-Work Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		92
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.36
Poisson's Ratio		0.29

Shear Modulus, GPa		34
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		720 to 1790

Thermal Properties

Latent Heat of Fusion, J/g		160
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		890
Melting Completion (Liquidus), °C		1630

Melting Onset (Solidus), °C		770
Melting Onset (Solidus), °C		1580

Specific Heat Capacity, J/kg-K		300
Specific Heat Capacity, J/kg-K		440

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		11

Otherwise Unclassified Properties

Density, g/cm³		9.8
Density, g/cm³		8.5

Embodied Carbon, kg CO₂/kg material		54
Embodied Carbon, kg CO₂/kg material		4.5

Embodied Energy, MJ/kg		850
Embodied Energy, MJ/kg		68

Common Calculations

Stiffness to Weight: Axial, points		5.2
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		15
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		23 to 58

Strength to Weight: Bending, points		7.2
Strength to Weight: Bending, points		21 to 38

Thermal Shock Resistance, points		7.5
Thermal Shock Resistance, points		24 to 59

Alloy Composition

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Carbon (C), %		0
Carbon (C), %		0.28 to 0.36

Chromium (Cr), %		0
Chromium (Cr), %		3.0 to 3.8

Copper (Cu), %		40.4 to 43.5
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		87.6 to 93.8

Manganese (Mn), %		0
Manganese (Mn), %		0.15 to 0.4

Nickel (Ni), %		1.5 to 2.5
Nickel (Ni), %		0 to 0.3

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

Silicon (Si), %		0
Silicon (Si), %		0.15 to 0.5

Silver (Ag), %		55 to 57
Silver (Ag), %		0

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

Tungsten (W), %		0
Tungsten (W), %		8.5 to 10

Vanadium (V), %		0
Vanadium (V), %		0.3 to 0.6

Residuals, %		0 to 0.15
Residuals, %		0