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Cu-HCP High conductivity phosphorous copper (P content 20‌70 ppm), earlier known as SE-Cu57.

Properties: Good electrical and thermal conductivity Resists hydrogen embrittlement Excellent corrosion resistance Excellent formability Good weld ability Recyclable Composition: Cu min 99,95 % P 20‌70 ppm Electrical conductivity: min 98,3 % IACS According to EN: H040 min 98,3 % IACS, H065-90 min 96,6 % IACS, H110 min 94,8 % IACS

Typical applications: Cooling elements, power distribution systems, telecommunication cables, electrical and electronic applications

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Alloy name

Cu-HCP

European standard number UNS code Manufacturing location

CW021A

Chemical properties

P 0.002-0.007 %

Pori

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

8.9 0.323 min min

98.3 98.3

min min

386 223 117 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

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