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Standard

Tungsten Base Metal, High Density

1998-09-01
HISTORICAL
AMST21014
This specification covers the requirements for four classes of machinable, high density tungsten base metal produced by consolidation of metal powder mixtures whose composition is mainly tungsten. This material may be used for uncoated parts or parts that may be coated with other materials for protection against corrosion and abrasion such as, electrodeposited and vacuum deposited cadmium and electrodeposited chromium. Detailed requirements for coatings should be covered in the applicable part drawing, when required.
Standard

Tungsten Base Metal, High Density

2008-03-26
CURRENT
AMST21014A
This specification covers the requirements for four classes of machinable, high density tungsten base metal produced by consolidation of metal powder mixtures whose composition is mainly tungsten. This material may be used for uncoated parts or parts that may be coated with other materials for protection against corrosion and abrasion such as, electrodeposited and vacuum deposited cadmium and electrodeposited chromium. Detailed requirements for coatings should be covered in the applicable part drawing, when required.
Standard

TITANIUM ALLOY COMPACTS FOR B-NUTS 6Al - 4V Blended Power Product

1982-01-01
HISTORICAL
AMS4993
This specification covers a titanium alloy in the form of compacts produced by pressing and sintering a blend of elemental titanium powder and aluminum-vanadium alloy powder and requiring minimum machining to achieve B-nut configuration.
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