NPFC - QQ-B-639
BRASS, NAVAL: FLAT PRODUCTS
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Organization: | NPFC |
Publication Date: | 20 November 2020 |
Status: | active |
Page Count: | 1 |
Document History

QQ-B-639
November 20, 2020
BRASS, NAVAL: FLAT PRODUCTS
A description is not available for this item.

February 19, 2016
BRASS, NAVAL: FLAT PRODUCTS
Copper alloy number 462 is cold workable and has the best resistance to corrosion by salt water of any of the compositions covered by this specification. It consists principally of alpha grains; has...

May 30, 2007
Brass, Naval: Flat Products (Plate, Bar, Sheet, and Strip)
A description is not available for this item.

August 6, 2002
BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP)
A description is not available for this item.

March 5, 1991
BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP)
NOTICE OF VALIDATION
QQ-B-639B, dated October 18, 1973 has been reviewed and determined to be valid for use in acquisition.

October 18, 1973
BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP)
Copper alloy number 462 is cold workable and has the best resistance to corrosion by salt water of any of the compositions covered by this specification. It consists principally of alpha grains; has...

March 14, 1967
BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP)
A description is not available for this item.

April 10, 1961
BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP)
A description is not available for this item.