CuAg alloys Aurubis

CuAg Alloys Oxygen Free Silver Alloyed Coppers: CuAg0,04 (OF), CuAg0,045 (OF), CuAg0,05 (OF) and CuAg0,10 (OF) are produced in Luvata Pori.

Properties: High electrical conductivity High thermal conductivity Excellent formability Good weldability Excellent machinability Excellent corrosion resistance Resists hydrogen embrittlement

Composition: Cu + Ag min 99,98 % Oxygen free (O2 max 10 ppm), high conductivity copper Electrical conductivity: min 100 % IACS

Typical applications: Engraving industry / graphic plates, commutators

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Alloy names

CuAg0,04 (OF)

European standard number UNS code Manufacturing location

CW017A C10400 Pori

Chemical properties

O max 10 ppm Ag 0.03-0.05 %

Physical Properties

Density

g/cm3 lb/in3 Electrical Conductivity**** (Nominal value in black) %IACS Thermal Conductivity W/(m °K) Btu/ft h °F Modulus of Elasticity GPa X1000 ksi Coef. of Thermal Exp. at 20 ºC (68 ºF) 10-6/°C 10-6/°F

CuAg0,045 (OF) CW017A C10500 Pori

O max 10 ppm Ag 0.035-0.05 %

CuAg0,05 (OF)

CuAg0,10(OF)

Pori

CW019A C10700 Pori

O max 10 ppm Ag 0.04-0.06 %

O max 10 ppm Ag 0.085-0.12 %

8.9 0.323 min min

100 100

min min

388 224 117 17 17.6 9.8

Tempers Mechanical Properties EN H040 / R200

Tensile Strength Rm N/mm2 Yield Strength (0.2 %)N/mm2 Elongation % A50 / A Hardness (HV) Thickness mm (Pori)

max min

EN H040 / R220

Tensile Strength Rm N/mm2 Yield Strength (0.2 %)N/mm2 Elongation % A50 / A Hardness (HV) Thickness mm (Pori)

max min

EN H065 / R240

Tensile Strength Rm N/mm2 Yield Strength (0.2 %)N/mm2 Elongation % A50 / A Hardness (HV) Thickness mm (Pori)

min min

EN H090 / R290

Tensile Strength Rm N/mm2 Yield Strength (0.2 %)N/mm2 Elongation % A50 / A Hardness (HV) Thickness mm (Pori)

EN H110 / R360

Tensile Strength Rm N/mm2 Yield Strength (0.2 %)N/mm2 Elongation % A50 / A Hardness (HV) Thickness mm (Pori)

min min

min min min min

200 - 250 100 - / 42 40 - 65 0.2 - 20 220 - 260 140 33 / 42 40 - 65 0.2 - 20 240 - 300 180 8 / 15 65 - 95 0.2 - 6, 12 - 25 290 - 360 250 4/6 90 - 110 0.2 - 25 360 320 2/ 110 0.2 - 20

Other tempers are available upon request Data for information only not for purchase specification Yield strength, Elongation and Hardness are typical values for each temper

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