... equipments, extractors etc., which made of carbon & alloy steel, stainless steel. The pressure vessels, columns, reactors, towers, heat exchangers, condensers ... as special material (Monel, Inconel, Incoloy, Hastelloy, etc.), stainless steel ( duplex stainless, UNS31803, SAF2205, SAF2507, etc. ), high stainless ... the drawings of the clients. Pressured Vessel, Boiler Pressure Component & Heat Exchanger