QJ 476-1979
Copper and copper alloy passivation film technical conditions (English Version)
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QJ 476-1979
Standard No.
QJ 476-1979
Language
Chinese,
Available in English version
Published By
Professional Standard - Aerospace
Status
Be replaced
1989-08
Replace By
QJ 476-1988
Latest
QJ 476-1988
QJ 476-1979 history
1988
QJ 476-1988
Copper and copper alloy passivation film technical conditions
1970
QJ 476-1979
Copper and copper alloy passivation film technical conditions
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