BM 1815

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Copper Chromium Zirconium Alloys

BM 1815 C18150

Available Formats

Chemical Composition

Copper ..................................... Balance
Chromium .................................. 0,5 - 1,2%

Zirconium ................................. 0,07 - 0,3%

Others Max ............................... 0,2%

Physical and Mechanical Properties

Tensile Strength MPa ............................. 440 - 520
Yield Strength MPa ................................ 350 - 466
Elongation 5% ....................................... 10 - 18
Electrical Conductivity IACS % ................ 18 - 82
Thermal Conductivity W/m.°K (20°C) ...... 312 - 320
Rockwell B Hardness ............................. 76 - 80
Density Kg/dm³ ..................................... 8,90

NOTE: The referred values are merely informative and vary according to the manufacturing process, geometry and dimensions.

Application

CuCrZr alloy compliant with RWMA Class 2, precipitation-hardened and heat-treated. This alloy exhibits good mechanical properties and good ductility in the temperature range of 300 to 500°C.

Applications include welding electrodes, electrode caps for the automotive industry, welding robot arms, electrode holders, electrical equipment components, molds for continuous steel or aluminum casting, contacts, studs, molds and other parts.

Manufacturing Process: Extrusion / Forging.