Family owned and operated since 1951, Columbus-based McGill AirPressure is known for engineering pressure vessels for demanding industrial processes. Since 1960, it has worked with major manufacturers worldwide, tailoring autoclave systems to applications ranging from composite production to glass lamination and supporting them throughout their service life.
ASME Pressure Vessel Code Compliance
ASME U Stamp
ASME R Stamp
ASMEBOILERANDPRESSUREVESSELCODE
Quality certification
Didion Vessel, LLCFounded by Don and Jill Didion in 1977, Didion Vessel is a family-owned Bellevue, Ohio manufacturer of custom ASME pressure vessels, industrial autoclaves, and gas separators. The company grew from local welding and millwright work into code fabrication, earning its ASME stamps in 1989 and later certifying more than 3,100 vessels. Its experience with rigging and in-house fabrication also allows Didion to tackle unusually large, heavy custom units, including vessels built in its yard when they exceed shop dimensions.BELLEVUE, OH
US Autoclave LtdKnown for more than 25 years of autoclave experience, US Autoclave Ltd. is a Lima, Ohio, manufacturer that builds equipment around the specific requirements of industrial customers. Its technicians continue supporting those systems after delivery, including work at facilities across the United States, Canada and overseas.LIMA, OH
CP IndustriesSince 1897, CP Industries has built its identity around McKeesport-based engineering and the manufacture of large seamless pressure vessels. The company serves customers worldwide whose compressed-gas systems require high-pressure containment, and its century-plus experience also informs vessel testing and repair work.332420MCKEESPORT, PA
George Marker & Sons, IncGeorge Marker & Sons, Inc. manufactures pressure vessels and tanks and works in the boiler and pressure vessel trade. The company says it has served this trade for three generations and has manufactured pressure vessels for over 30 years, with in-house engineering and custom design capabilities.MCKEESPORT, PA