Precipitation-strengthened Cu alloys with high strength and conductivity (HSC) has become
widespread in the electronic and electrical industries. Although pure Cu exhibits high …

Friction stir welding and processing enabled the creation of stronger joints, novel ultrafine-
grained metals, new metal matrix composites, and multifunctional surfaces at user-defined …

Abstract Cu–Al–Ni alloys are one class of typical precipitation strengthening alloy, its
mechanical properties are highly sensitive to temperature and strain. In this work, the …

High strength and high conductivity (HSHC) Cu alloys are widely used in many fields, such
as high-speed electric railway contact wires and integrated circuit lead frames. Pure Cu is …

The wide application of Cu–Cr composites is greatly limited by their trade-off of tensile
strength and electrical conductivity. In this work, we employed an industrial method of rotary …

As a promising material for the new generation of high-speed railway contact wires, the
comprehensive optimization of the electrical conductivity, strength, hardness and wear …

The effects of minor rare earths, such as Sc, Er, and Y, on the microstructure and properties
of Cu-Cr-Zr alloys, were studied systematically. Microstructure evolutions and properties …

Abstract Effects on microstructure evolution, mechanical and electrical properties of a Cu–Cr–
Zr–Ni–Si–Ti alloy via multi-stage rolling and aging were investigated in details. The results …

Grain refinement of metallic materials to sub-micron or nano-scale by severe plastic
deformation (SPD) has been well-recognized by the community of materials scientists. The …

Abstract A Cu–Ti–Cr–Mg–Si alloy with the super-high strength and high electrical
conductivity was designed, and the effects of multi-stage thermomechanical treatment on the …