HB/Z 5077-1978
Aluminum and aluminum alloy chemical oxidation (phosphoric acid-chromic acid method) process (English Version)

Standard No.

HB/Z 5077-1978

Language

Chinese, Available in English version

Release Date

1979

Published By

Professional Standard - Aviation

Latest

HB/Z 5077-1978

Scope

The wooden guiding technical document formulates the chemical oxidation (phosphoric acid-chromic acid method) process method for aluminum and aluminum alloy structural parts, standard parts, welded parts, spot welding assemblies and glued spot welding assemblies. The oxidation solution remains in the gaps of the aluminum alloy components and does not cause corrosion.

HB/Z 5077-1978 history

• 1979 HB/Z 5077-1978 Aluminum and aluminum alloy chemical oxidation (phosphoric acid-chromic acid method) process