Aluminum / Tantalum / Stainless
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6061-T6 Aluminum Top Layer
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Tantalum Interlayer
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304L Stainless Bottom Layer
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Tight wavy interface with minimal melting.
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100X magnification
Aluminum / Tantalum / Inconel 718
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2024 Aluminum Top Layer
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1100 Aluminum Interlayer Layer
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Tantalum Interlayer
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Inconel 718 Bottom Layer
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Very nice bond line formation.
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Ram-tensile strength of the bond was >35,000 psi
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62X magnification
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Pure Copper Top Layer
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2024 Aluminum Bottom Layer
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Intermetallic formation along the bond line
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Intermetallics can lead to brittle mechanical properties
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100X magnification
Aluminum / Titanium / Stainless
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304L Stainless Top Layer
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Gd-1 Titanium Interlayer
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6061-O Aluminum Interlayer
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6061-T6 Aluminum Bottom Layer
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Very nice bond line formation
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Shear strength of the bond was >15,000 psi
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40X magnification
Tantalum-Tungsten Alloy / 4340 Steel
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Tantalum-Tungsten Alloy Top Layer
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4340 Steel Bottom Layer
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Very nice bond line formation
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200X magnification
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Stellite Top Layer
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4340 Steel Bottom Layer
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Very nice bond line formation
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100X magnification
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