AWS BAg-4 vs. SAE-AISI H19 Steel

AWS BAg-4 belongs to the otherwise unclassified metals classification, while SAE-AISI H19 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-4 and the bottom bar is SAE-AISI H19 steel.

AWS BAg-4 (P07400) Filler Metal SAE-AISI H19 (T20819) Chromium Hot-Work Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		91
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.33
Poisson's Ratio		0.29

Shear Modulus, GPa		34
Shear Modulus, GPa		75

Tensile Strength: Ultimate (UTS), MPa		150
Tensile Strength: Ultimate (UTS), MPa		720 to 1990

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		780
Melting Completion (Liquidus), °C		1540

Melting Onset (Solidus), °C		670
Melting Onset (Solidus), °C		1490

Specific Heat Capacity, J/kg-K		330
Specific Heat Capacity, J/kg-K		460

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Density, g/cm³		8.9
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		40
Embodied Carbon, kg CO₂/kg material		7.5

Embodied Energy, MJ/kg		630
Embodied Energy, MJ/kg		110

Common Calculations

Stiffness to Weight: Axial, points		5.7
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		4.7
Strength to Weight: Axial, points		24 to 68

Strength to Weight: Bending, points		7.1
Strength to Weight: Bending, points		22 to 43

Thermal Shock Resistance, points		5.7
Thermal Shock Resistance, points		21 to 59

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0.32 to 0.45

Chromium (Cr), %		0
Chromium (Cr), %		4.0 to 4.8

Cobalt (Co), %		0
Cobalt (Co), %		4.0 to 4.5

Copper (Cu), %		29 to 31
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		81.4 to 85.5

Manganese (Mn), %		0
Manganese (Mn), %		0.2 to 0.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.3 to 0.55

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), %		0.2 to 0.5

Silver (Ag), %		39 to 41
Silver (Ag), %		0

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

Tungsten (W), %		0
Tungsten (W), %		3.8 to 4.5

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.2

Zinc (Zn), %		26 to 30
Zinc (Zn), %		0

Residuals, %		0 to 0.15
Residuals, %		0