Plastic and Rubber Industry / Plastic Sheet Board Foam Importer Companies List in Bosnia and Herzegovina

Hi! I am looking for company that makes galvanized steel round pipes? And also one company that produces Foam tubes, rolls and sheets. Can you help me to find them? To be specific, I will write now what exactly we need For Foam company: Foam insulation tubes that are black coated on the outside; - Foam board sheets of 30mm thickness - Foam roll of 10mm thickness For pipes; - Round galvanized fi40x1,5; fi42,4x1,5 ; fi21,3x1,5 and fi25x1,5