Brass
Published on Nov 21, 2015
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PRESENTATION OUTLINE
THE ALLOY
- Primarily made of copper and zinc
- Lead is also added at a concentration around 2%
- Copper 67%
- Zinc 33%
Photo by quadrapop
1.Brass is an alloy made primarily of copper & zinc. Lead is also commonly added to brass at a
concentration of 2%
2.substantial alloy b/c the main metal atoms are replaced by other metal atoms of similar size
Brass-> 1/3 atoms are replaced with zinc atoms
Photo by ben.gallagher
Untitled Slide
EARLIEST USE
-GREECE AND ROME: 1ST CENTURY (USED TO MAKE COINS)
FUN FACTS
- Mineraal sanitizer for swimming Pools and spas
- The earliest alloys of bronze were discovered in present day Iraq and Iran
- Only suffers from surface corrosion
- Used as lining on boats
Photo by Leo Reynolds
BRASS DRAWER KNOBS
BRASS DOORKNOB
BRASS KEYS AND KEYCHAIN
BRASS NAME PLATES
BRASS PAINT BRUSH
BRASS HINDGES
BRASS HANDLES
USEFUL PROPERTIES OF BRASS
- Low friction: locks, gears, bearings, boorknobs, ammunition
- Acoustic properties: horns/bells, musical instruments
Photo by khalid almasoud
