JIS G 3571:2020规定了热浸镀锌（以下简称镀锌）和锌铝涂层高强度钢丝（以下简称钢丝）的要求，这些钢丝广泛用于桥梁和其他涉及使用平行线的结构的平行线电缆或半平行线电缆中。

JIS G 3571:2020 specifies the requirements for hot-dip galvanized (hereafter referred to as zinc coated) and zinc-aluminium coated high tensile steel wires (hereafter referred to as steel wires), which are widely used in parallel wire cables or semi-parallel wire cables for bridges and other structures involving the use of parallel wires.