INT Development Co., Limited-Electrical Contacts，Electrical components，Silver clad copper strip，Copper and copper alloy strip (foil)

Copper and copper alloy strip (foil)

C75400/CuNi15Zn20

CuNi15Zn20 - UNS.C75400 Nickel Silver Alloys, also called Copper-Nickel-Zinc alloys, 65-15-20 respectively, which has good formability, good corrosion and tarnish-resistance performance, and this alloy has the pleasing silver-like color.
Chemical Composition:
Cu: 62.0-65.00%
Ni: 13.5.00-16.5%
Fe: 0.5% Max.
Pb: 0.02% Max.
Mn: 0.30% Max.

Zn: Balance

GB	UNS	EN	JIS	Cu%	Ni%	Zn%
BZn15-20	C75400	CuNi15Zn20	C7541	62-65	13.5-16.5	Rem

Physical Properties

Physical properties for C75400 alloy
Density g/cm3	Electrical conductivity %IACS	Thermal conductivity W/(m.K)	Modulus of elasticity GPa	Specific heat J/(g.K)
8.7	6	32	135	0.34