Low relaxation high tensile strength pc strand is mainly used for concrete structure, such as railway and highway, overhead crane construction , multi-floor industrial building floor and roof reinforcement for sports stadiums and etc, products are widely applied to the major domestic rail, road, and construction, the size including:9.53mm/12.7mm/15.24mm/9.3mm/12.5mm/15.7mm/17.8mm etc with tesile strength 1860mpa Low relaxation high tensile strength pc strand is mainly used for concrete structure, such as railway and highway, overhead crane construction , multi-floor industrial building floor and roof reinforcement for sports stadiums and etc, products are widely applied to the major domestic rail, road, and construction, the size including:9.53mm/12.7mm/15.24mm/9.3mm/12.5mm/15.7mm/17.8mm etc with tesile strength 1860mpa