Galvanized steel strands are usually used for messenger wires, guy wires, core wires or strength members, etc. They can also be used as earth wires/ground wires for overhead power transmission, barrier cables on both sides of roads, or structure cables in building struktury. The commonly used prestressed steel strands are uncoated low-relaxation prestressed steel strands (uncoated steel strand for prestressed concrete), and there are also galvanized ones (galvanized), which are commonly used in bridges, buildings, water conservancy, energy and geotechnical engineering, etc. Unbonded prestressed steel strands (unbonded steel strand or monostrand) are commonly used in floor slabs, foundation engineering, etc.