Chemical composition 
 Cu (copper) Mn (manganese) Mg (magnesium) of Zn (zinc) of Cr (chromium) of Ti (titanium) of Si (silicon), Fe (iron) Al (aluminum) 
 1.2 2.0 0.3 2.1 2.9 5.1 6.1 0.18 0.28 0.2 0.4 0.50 margin 
 Typical use 
 Suitable for container tableware, metal furniture, construction and decoration, railings, window frames, and medical devices, welding and heat treatment compared with 
 Difficult parts and equipment 

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