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Alloys : Composition and their Uses

Alloys of Different Element

Copper, Zinc Alloys :

Name	Composition	Uses
Brass	Cu (60-80 %) Zn (40-20 %)	Fittings, Decorative articles
Bronze	Cu (75-90 %) Sn (25-10 %)	statues, medals, coins
German Silver	Cu (60 %) Zn (25 %) Ni (15 %)	Decorative articles
Gun Metal	Cu (85 %) Zn (10 %) Sn (5 %)	Barrels, Bearings
Bell Metal	Cu (80 %) Sn (20 %)	Bells, Gongs, Statues

Aluminium Alloys :

Name	Composition	Uses
Duralumin	Al (95 %) Cu (4 %) Mg (0.5 %) Mn (0.5 %)	Aircrafts, Light Tools, Ships
Magnalium	Al (95 %) Mg (5 %)	Aircrafts, Beams of a balance
Alnico	Al, Ni, Co, Fe	Magnets

Lead Alloys :

Name	Composition	Uses
Solder	Sn (50-75 %) Pb (50-25 %)	Welding, Electrical Fuse
Type Metal	Pb, Sn, Sb	For Printing Blocks

Iron Alloys :

Name	Composition	Uses
Stainless Steel	Fe (75 %) Ni (10 %) Cr (15 %)	Cutlery, Sergical instrument
Nickel Steel	Fe (97 %) Ni (2 %) C (1 %)	Cables, Aircraft parts
Steel	Fe (98 %) C (2 %)	Nails, Screws, Bridges
Tungsten Steel	Fe, W, C	High Speed machine parts