NPFC - QQ-B-728
BRONZE MANGANESE; ROD, SHAPES, FORGINGS, AND FLAT PRODUCTS (FLAT WIRE, STRIP, SHEET, BAR, AND PLATES)
active, Most Current
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| Organization: | NPFC |
| Publication Date: | 8 January 2007 |
| Status: | active |
| Page Count: | 1 |
scope:
This cancellation is approved by the Commissioner, Federal Supply Service, General Services Administration.
Federal Specification QQ-B-728 dated December 6, 1961, is hereby canceled. Future procurements shall be made in accordance with ASTM B 138.
QQ-C-581A ASTM B 138 Class A C67500 Class B C67000
Document History
QQ-B-728
January 8, 2007
BRONZE MANGANESE; ROD, SHAPES, FORGINGS, AND FLAT PRODUCTS (FLAT WIRE, STRIP, SHEET, BAR, AND PLATES)
This cancellation is approved by the Commissioner, Federal Supply Service, General Services Administration.
Federal Specification QQ-B-728 dated December 6, 1961, is hereby canceled. Future...
July 16, 1990
BRONZE MANGANESE; ROD, SHAPES, FORGINGS, AND FLAT PRODUCTS (FLAT WIRE, STRIP, SHEET, BAR, AND PLATE)
This cancellation is approved by the Commissioner, Federal Supply Service, General Services Administration.
Federal Specification QQ-B-728 dated December 6, 1961, is hereby canceled. Future...
December 6, 1961
BRONZE MANGANESE; ROD, SHAPES, FORGINGS, AND FLAT PRODUCTS (FLAT WIRE, STRIP, SHEET, BAR, AND PLATE)
This specification -covers wrought manganese' bronze which may be used where superior strength and corrosion resistance is required such as valve stems, propeller-blade bolts, air pumps, condenser...