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Amdry 7901

Amdry 7901

Amdry 7901 is a nickel-based braze filler metal with a composition that meets AWS BNi-4 and AMS 4779 (grade 140C). Joints have excellent ductility with good strength, oxidation resistance and corrosion resistance. Its sluggish flow allows it to fill wider gaps. Its low diffusion characteristics makes it a good choice for thin-walled components. Braze Amdry 7901 in vacuum, argon or dry hydrogen atmospheres. It is available as a powder. Paste or customized tape is available on request.


Material type Brazing Powder
Product form Powder
Material safety datasheet number 50-1039; 50-1099; 50-1108; 50-1121
Achieved surface function primary Dimensional Restoration
Suitable for service environmen Combustion/Flue Gas
Recommanded brazing range (min) 1065
Recommanded brazing range (max) 1175
Brazing gap size range (min) 0.05
Brazing gap size range (max) 0.3
Liquidus temp. 1065
Solidus temp. 980
Base composition Nickel
Nominal chemistry Ni 3.5Si 2B
Customer specification approved GE B50TF206, Class A
Honeywell EMS 54752, Type X
Rolls-Royce plc MSRR 9500/700
Rolls-Royce plc MSRR 9500/700T (Tape)
SAE International AMS 4779, 140C
Recommended process technology Brazing
Datasheet number DSM-0340

Relevant articles

Article Number Product Size Packaging size
1001430 Amdry 7901 -106 +45 μm 5.0 lb Inquire / Contact Us

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