Item: GSW Steel Wire Rope Certificate Material: high carbon steel Galvanized steel wire size: Φ1.44mm-4.770mm. Strand size:7(1.44-4.2);19(1.44-3.5); 37(1.44-3.5) Tensile strength: different Grade from min.1470 N/mm2 to min.1960N/mm2. Zinc coating: According to ASTM A475 Class A. Packing: larger coil,as per customer's requirement A branch factory of HENGXING group(listed in 2007) Professional on Galvanized Strand manufacturing An annual output of 7wire :240,000 tons 19wire:120,000 tons 37wire:60,000 ISO management :ISO9001:2008 ISO18001 ISO14001 Exported countries: over 40 countries or regions