6*19+IWS galvanized steel wire strand for exportation. 1.Structure: 6*19+IWS 2 ... ,DIN,JIS,API ,EN,ASTM,etc.5) Construction: 1X7,1X19,6x7,7X7,6x19,7X19,6X37,7X37,8x19,19X7 etc ... easily. The second type, wire strand core, is made up of one additional strand of wire, and is typically used for ... force and decreases with the roller force.4.Wire rope slings (steel wire ropes) are used to harness various kinds ...