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Amdry 7703

Amdry 7703

Amdry 7703 is a nickel-based braze filler metal with a composition equivalent to AWS BNi-2 and AMS 4777 (grade 325 mesh). Joints of Amdy 7703 have excellent corrosion resistance and strength, with good ductility and oxidation resistance. Use Amdry 7703 for medium size gaps where the joint depth is not extemely deep. Braze Amdry 7703 in vacuum furnaces or furnaces or atmospheres of argon or dry hydrogen. It is available as a powder. It can be ordered as a paste or customized tape on request.

Characteristics

Material type Brazing Powder
Product form Powder
Material safety datasheet number 50-1038; 50-1095; 50-1104; 50-1117
Achieved surface function primary Dimensional Restoration
Suitable for service environmen Combustion/Flue Gas
Recommanded brazing range (min) 1010
Recommanded brazing range (max) 1177
Brazing gap size range (min) 0.08
Brazing gap size range (max) 0.12
Liquidus temp. 999
Solidus temp. 971
Base composition Nickel
Nominal chemistry Ni 7Cr 4.5Si 3B 3Fe
Max. service temp. 982
Customer specification approved AWS A5.8 BNi-2, 325 mesh
SAE International AMS 4777, 325 mesh
Recommended process technology Brazing
Datasheet number DSM-0337

Relevant articles

Article Number Product Size Packaging size
1001421 Amdry 7703 +45 μm 5.0 lb Inquire / Contact Us

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