... windows, handrail, ladder, furniture and so on.2. heat-exchanger, condenser, boiler pipeline parts and superheater.3. pressure pipelines, petroleum ... transmission, sugar factory, dairy, sanitation, bathroom pipes and other sanitary areas.5. other industry pipes which need ... Welded Austenitic Stainless Steel BoilerSuperheater, Heat-Exchanger, and Condenser pipes/tubes.ASTM A249 standard covers nominal- ...