... B16.9, ASME B16.28, GB, DIN,ANSI, etc.Certification ISO9001:2000, ISO90001:2008,ISO/TS16949Application rangPetroleum,Chemical, ... Election Power,Oil&Gas,Shipbuilding,Water-treatment,etc.ExportEurope,North American,the Middle East,Africa,Asia ... Special design available according to customers' requirements.2.Anticorrosion and high temperature resistant with black painting.3.All the ...