UNS C11000 EN CW004A DIN 2.0060 - E Cu 57 - Cu ETP Machinability - Quench hardening no Polishing - Magnetic no Age hardening no MIG,TIG,WIG yes Arc yes Resistance no Autogenous no Laser yes Cu + Ag O The contamination depends on the fabrication process > 99.90 < 0.04 Density Electrical resistivity Specific heat Thermal conductivity r [kg·m -3 ] r [μW·m] C p [J·kg -1 ·K -1 ] l [W·m -1 ·K -1 ] 8'890 0.017 - 0.0178 380 at 20 °C 388 at 20 °C Coefficient of thermal expansion Elastic modulus a [10 -6 ·°C -1 ] between 20°C and E [GPa] 100 °C 200 °C 300 °C 400 °C 500 °C 600 °C 700 °C 115 bei 20°C 17.0 17.3 17.7 Yield strength Tensile Elongation Vickers Rp 0.2 [MPa] strength Hardness 20°C 100°C 200°C 300°C Rm [MPa] A 5 [%] [HV] Annealed 69 235 45 70 Full hard 365 395 4 120 Type Temperature Time Protective atmosphere Cooling [°C] [minutes] Annealing 475 - 750 15 - 60 no hydrogen not critical Stress relief 200 - 250 240 no hydrogen not critical Type Solution Remarks Pickling H 2 SO 4 4 - 15% during 0.5 to 15 minutes RT or at 60°C Pickling HCl 40 - 90 % during 1 to 3 minutes RT The indications are basically founded on our actual know-how. This technical data sheet is without commitment and not contracted. Sheets, ribbons, wires, profiles, tubes, dimensions and tolerances on request. This copper is cold or hot worked (750°C - 875°C) without difficulty. Its aptitude to stamping and deep drawing is also excellent. Annealing in air requires subsequent pickling to remove the surface oxide layer. Annealing can also be done in a neutral (Argon) atmosphere. Because of the oxygen in this copper, never use a hydrogen atmosphere (danger of explosion). Furthermore, hydrogen embrittles this copper strongly. The most performant microstructures and mechanical properties are achieved with annealing temperatures to the lower bound of the temperature interval given above. Machining is extremely difficult. Machinability is estimated at 20% on a scale with the free cutting brass CuZn35.5Pb3 at 100% Welding, brazing and soldering Fabrication characteristics Pure Copper of high conductivity.. The electrical conductivity is between 97% and 101.5% IACS, depending on contamination and thermal treatments. Its corrosion resistance depends on fabrication processes, contamination and the environment. Contact us for more information. State Welding Soldering and brazing, as well as welding by MIG/TIG are without problem. By contrast, arc or resistance welding are not recommended. Available products General Characteristics Chemical composition (ASTM) [wt.%] Physical properties Mechanical properties Thermal treatment Surface treatment

UNS C11000 EN CW004A DIN 2.0060 - E Cu 57 - Cu ETP General ... · PDF fileMachining is extremely ... Its corrosion resistance depends on fabrication processes, ... General Characteristics

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UNS C11000 EN CW004A DIN 2.0060 - E Cu 57 - Cu ETP

Machinability -Quench hardening noPolishing -Magnetic noAge hardening no

MIG,TIG,WIG yesArc yesResistance noAutogenous noLaser yes

Cu + Ag O The contamination depends on the fabrication process> 99.90 < 0.04

Density Electrical resistivity Specific heat Thermal conductivityr [kg·m-3] r [µW·m] Cp [J·kg-1·K-1] l [W·m-1·K-1]

8'890 0.017 - 0.0178 380 at 20 °C 388 at 20 °C Coefficient of thermal expansion Elastic modulus

a [10-6·°C-1] between 20°C and E [GPa]100 °C 200 °C 300 °C 400 °C 500 °C 600 °C 700 °C 115 bei 20°C17.0 17.3 17.7

Yield strength Tensile Elongation VickersRp0.2 [MPa] strength Hardness

20°C 100°C 200°C 300°C Rm [MPa] A5 [%] [HV]Annealed 69 235 45 70Full hard 365 395 4 120

Type Temperature Time Protective atmosphere Cooling[°C] [minutes]

Annealing 475 - 750 15 - 60 no hydrogen not criticalStress relief 200 - 250 240 no hydrogen not critical

Type Solution RemarksPickling H2SO4 4 - 15% during 0.5 to 15 minutes RT or at 60°CPickling HCl 40 - 90 % during 1 to 3 minutes RT

The indications are basically founded on our actual know-how. This technical data sheet is without commitment and not contracted.

Sheets, ribbons, wires, profiles, tubes, dimensions and tolerances on request.

This copper is cold or hot worked (750°C - 875°C) without difficulty. Its aptitude to stamping and deep drawing is also excellent. Annealing in air requires subsequent pickling to remove the surface oxide layer. Annealing can also be done in a neutral (Argon) atmosphere. Because of the oxygen in this copper, never use a hydrogen atmosphere (danger of explosion). Furthermore, hydrogen embrittles this copper strongly. The most performant microstructures and mechanical properties are achieved with annealing temperatures to the lower bound of the temperature interval given above. Machining is extremely difficult. Machinability is estimated at 20% on a scale with the free cutting brass CuZn35.5Pb3 at 100%

Welding, brazing and soldering

Fabrication characteristics

Pure Copper of high conductivity.. The electrical conductivity is between 97% and 101.5% IACS, depending on contamination and thermal treatments. Its corrosion resistance depends on fabrication processes, contamination and the environment. Contact us for more information.

State

Welding

Soldering and brazing, as well as welding by MIG/TIG are without problem. By contrast, arc or resistance welding are not recommended.

Available products

General Characteristics

Chemical composition (ASTM) [wt.%]

Physical properties

Mechanical properties

Thermal treatment

Surface treatment