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Amdry 400

Amdry 400

Amdry 400 is a cobalt-based braze filler metal designed to join cobalt-based components. It has a composition similar to AWS BCo-1 and AMS 4783, grade 1040F. Joints of Amdry 400 offer high strength, good ductility, and excellent corrosion and oxidation resistance. Vacuum brazing Amdry 400 is recommended t, but atmospheres of argon, nitrogen and dry hydrogen can also be accomplished. It is available as a powder, but may be purchased in paste or customized tape upon request.


Material type Brazing Powder
Product form Powder
Material safety datasheet number 50-784
Achieved surface function primary Dimensional Restoration
Suitable for service environmen Combustion/Flue Gas
Recommanded brazing range (min) 1149
Recommanded brazing range (max) 1232
Brazing gap size range (min) 0.01
Brazing gap size range (max) 0.1
Liquidus temp. 1149
Solidus temp. 1121
Base composition Cobalt
Nominal chemistry Co 19Cr 17Ni 8Si 4W 0.8B 0.4C
Customer specification approved AWS A5.8 BCo-1, 140F
Pratt & Whitney PWA 1186-1
Rolls-Royce Corporation EMS 56650
SAE International AMS 4783, 140F
Turbine Airfoil Coating and Repair MS 1112
Recommended process technology Brazing
Datasheet number DSM-0335

Relevant articles

Article Number Product Size Packaging size
1000781 Amdry 400 -106 +45 μm 5.0 lb Inquire / Contact Us

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