Plymouth Tube Co. has served the steel tubing industry with continued manufacturing excellence practices and technical expert ... ise that promotes industrial partnerships with many of their customers. Currently headquartered in suburban Chicago with 9 manufacturing mills across the U.S. and Germany, Plymouth is a global supplier of specialty carbon alloy, nickel alloy, and stainless steel tubing for mechanical, pressure, boiler, and hydraulic applications. Steel, nickel and titanium extruded and cold drawn shapes are produced by Plymouth Engineered Shapes. As an award-winning manufacturer, Plymouth is well positioned for continued global growth by supplying the aerospace, transportation, energy, and industrial markets read more