K93500 Alloy vs. AWS BNi-6

K93500 alloy belongs to the iron alloys classification, while AWS BNi-6 belongs to the nickel alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is K93500 alloy and the bottom bar is AWS BNi-6.

UNS K93500 Low Expansion Alloy AWS BNi-6 (N99700) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		160

Poisson's Ratio		0.3
Poisson's Ratio		0.31

Shear Modulus, GPa		72
Shear Modulus, GPa		62

Tensile Strength: Ultimate (UTS), MPa		490 to 810
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1430
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		1380
Melting Onset (Solidus), °C		880

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		9.8

Otherwise Unclassified Properties

Base Metal Price, % relative		30
Base Metal Price, % relative		55

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

Embodied Carbon, kg CO₂/kg material		4.7
Embodied Carbon, kg CO₂/kg material		9.4

Embodied Energy, MJ/kg		65
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		130
Embodied Water, L/kg		210

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		11

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		17 to 27
Strength to Weight: Axial, points		15

Strength to Weight: Bending, points		17 to 23
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		15 to 25
Thermal Shock Resistance, points		20

Alloy Composition

Aluminum (Al), %		0 to 0.1
Aluminum (Al), %		0 to 0.050

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.060

Chromium (Cr), %		0 to 0.25
Chromium (Cr), %		0

Cobalt (Co), %		5.0
Cobalt (Co), %		0 to 0.1

Iron (Fe), %		61.4 to 63
Iron (Fe), %		0

Magnesium (Mg), %		0 to 0.1
Magnesium (Mg), %		0

Manganese (Mn), %		0 to 0.6
Manganese (Mn), %		0

Nickel (Ni), %		32
Nickel (Ni), %		87.2 to 90

Phosphorus (P), %		0 to 0.015
Phosphorus (P), %		10 to 12

Selenium (Se), %		0
Selenium (Se), %		0 to 0.0050

Silicon (Si), %		0 to 0.25
Silicon (Si), %		0

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0 to 0.020

Titanium (Ti), %		0 to 0.1
Titanium (Ti), %		0 to 0.050

Zirconium (Zr), %		0 to 0.1
Zirconium (Zr), %		0 to 0.050

Residuals, %		0
Residuals, %		0 to 0.5