Founded in 1881 Zwahlen & Mayr is a primary contributor to the international industry and is active in 2 main sectors: -Produ ... ction of welded stainless steel tubes -Steel constructions Thanks to continuous investments in machines and staff training, ZM tubes is worldwide known for its high quality products, excellent performance in deliveries and reliable in critical applications. Located in the heart of Europe, logistically perfect to serve main European industrial areas, ZM is always ready to meet the innovative challenges of the market Since 1979 Zwahlen & Mayr is leading producer of welded stainless steel and nickel alloys tubes under the brand of ZM TUBES These tubes are manufactured in Aigle - 100% Swiss Made ZM tubes manufactures two types of stainless steel tubes: 1. Stainless Steel Standard Welded Tubes Diameters 12 - 114 mm // 0.472" - 4.5" Thickness 0,5 - 6 mm // 0,02" - 0,236" These tubes are used in a wide range of applications as heat exchangers, condensers, evaporators, super heaters, power plants and equipment for food industry We deliver both straight and "U"bent tubes with a length up to 30 meters 2. Stainless Steel Welded-Redrawn Precision Tubes Diameters 5 -105 mm // 0.157" - 4.13" Thickness 0,3 - 5 mm // 0,01" - 0,197" Length starting from 4 mm // 0,157" Redrawn tubes in all critical applications as pharmacetical, pneumatic, automotive, instrumentation, food and beverages, mechanical, valves and aerospace industry, oil & gas. Qualities: Stainless Steel 304, 304L, 321, 316L, 316Ti as well as Inconel, Duplex, Heat Resistant read more