SAE AMS4783-1971
Brazing Filler Metal@ High Temperature Cobalt Base - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B

Standard No.

SAE AMS4783-1971

Release Date

1971

Published By

SAE - SAE International

Status

Be replaced 2012-12

Replace By

SAE AMS4783A-1978

Latest

SAE AMS4783H-2021

Scope

Form: This specification covers a cobalt base alloy in the form of powder@ wire@ strip@ foil@ and rod and a viscous mixture of the powder in a suitable liquid plastic binder. Application: Primarily for joining cobalt base alloys where corrosion and oxidation resistant joints with good strength at high temperature are required.

SAE AMS4783-1971 history

• 2021 SAE AMS4783H-2021 Cobalt Alloy, High Temperature Brazing Filler Metal 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050 to 2100 °F (1121 to 1149 °C) Solidus-Liquidus Range (UNS R30040)
• 1970 SAE AMS4783G-2014 Brazing Filler Metal@ High Temperature 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050° - 2100°F (1120° - 1150°C) Solidus-Liquidus Range
• 2008 SAE AMS4783F-2008 Cobalt Alloy, High Temperature Brazing Filler Metal 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050 to 2100 °F (1121 to 1149 °C) Solidus-Liquidus Range
• 2003 SAE AMS4783F-2003 Cobalt Alloy, High Temperature Brazing Filler Metal 50Co 8.0Si 19Cr 17Ni 4.0W 0.80B 2050 to 2100°F (1121 TO 1149°C) Solidus-Liquidus Range
• 1995 SAE AMS4783E-1995 Cobalt Alloy@ High Temperature Brazing Filler Metal 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050 to 2100 Degrees F (1121 to 1149 Degrees C) Solidus- Liquidus Range (UNS R30040)
• 1992 SAE AMS4783D-1992 Cobalt Alloy Brazing Filler Metal@ High Temperature 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050 to 2100 °F (1121 to 1149 °C) Solidus-Liquidus Range (UNS R30040)
• 1991 SAE AMS4783C-1991 Brazing Filler Metal@ High Temperature 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050° - 2100°F (1121° - 1149 °C) Solidus-Liquidus Range (UNS S30040)
• 1985 SAE AMS4783B-1985 Brazing Filler Metal@ High Temperature 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050° - 2100°F (1120° - 1150°C) Solidus-Liquidus Range
• 1978 SAE AMS4783A-1978 Brazing Filler Metal@ High Temperature 50Co - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B 2050° - 2100°F (1120° - 1150°C) Solidus-Liquidus Range
• 1971 SAE AMS4783-1971 Brazing Filler Metal@ High Temperature Cobalt Base - 8.0Si - 19Cr - 17Ni - 4.0W - 0.80B