SHANGHAI Aug 10 Reuters – Chinas biggest listed steelmaker, Baoshan Iron & Steel, said it would cut September prices of its main products, the companys third price cut since June as demand falls in the worlds second-largest economy.Baosteels pricing decisions are generally regarded as a bellwether for the industry. A price cut for September is significant, because steel demand in China usually increases in September and October when construction picks up.Hot-rolled coil prices will be cut by 100 yuan $15.73 per tonne and cold-rolled coil prices of some grades by 150 yuan per tonne, Baosteel said on its website on Friday. Both products are used in construction, manufacturing and automaking. (…)