headquarters houston texas products metallic expansion joints fabric expansion joints metallic bellows website u.s. bellows inc. expansion joints blog us bellows is a manufacturer of metal bellows fabric expansion joints and metallic expansion joints including refractory lined hinged gimbal slip type in line pressure balanced and elbow pressure balanced expansion joints . it was acquired by piping technology and products in 1997 from ketema u.s. bellows inc. 1 and is now located in houston texas . u.s. bellows inc. provides a variety of expansion joints for piping and duct systems 2 and has been a member of the expansion joint manufacturers association inc. since 2002 . 3 in december 2011 u.s. bellows acquired all bellows assets of the former lortz manufacturing companies doubling its manufacturing capabilities . 4 it is a privately held company 5 owned by durga d. agrawal . it is a subsidiary of piping technology and products . 6 these companies provide pipe supports and expansion joints to international companies including dow chemical company chevron corporation exxonmobil and bechtel . 7 references edit kellar william henry the first twenty years page 108 . 1998 . the manufacturer piping technology from the ground up retrieved 7 september 2010 ejma official site ejma membership retrieved 9 september 2010 u.s. bellows acquires lortz manufacturing & doubles manufacturing capabilities u.s. bellows retrieved april 2012 bloomberg businessweek businessweek retrieved 10 september 2010 international trade administration trade advisory committee retrieved 10 september 2010 . common causes university of houston retrieved 9 september 2010 external links edit u.s. bellows company website retrieved from https en.wikipedia.org w index.php title us bellows & oldid 613039501 categories privately held companies based in texas navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 15 june 2014 at 18 07 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view