type not for profit society industry classification society founded 1899 headquarters chiyoda tokyo japan website nippon kaiji kyokai nippon kaiji kyokai ippan zaidan h jin nippon kaiji ky kai is a ship classification society . it is also known by the brand name classnk or often in the industry as just nk . it is a not for profit society dedicated to ensuring the safety of life and property at sea and the prevention of pollution of the marine environment . the principal work of the society s expert technical staff is to undertake surveys to ensure that the rules which it has developed are applied to both newly built and existing ships in order to ensure the safety of these vessels . the rules cover not only hull structures but also safety equipment cargo handling gear engines machinery and electrical and electronic systems among others . by the end of december 2007 the society had 6793 ships totaling 152.22 million gross tons under class . this figure represents approximately 20 percent of the world merchant fleet currently under class . although based in japan classnk has worldwide representation through a network of exclusive surveyor offices . classnk s surveyors work in shipbuilding and repair yards and at ports across the world wherever they may be called upon to examine the condition of a ship so that all of the society s services are available worldwide . on november 15 1999 nippon kaiji kyokai celebrated the centenary of its foundation . on 28 may 2012 classnk officially announced that its register had surged past the 200 million gross ton mark becoming the world s first class society in history to have more than 200 million gross tons on its register . contents 1 main activities of classnk 2 ship classification related services 3 statutory services 4 assessment and registration services 5 technical services 6 external links main activities of classnk edit classnk offers a broad range of services such as ship classification surveys statutory surveys and certification on behalf of flag states based on both international conventions codes national statutes as well as classnk s own rules and regulations . they also include assessment and certification services of safety management systems of ship management companies as well as the quality systems of ship builders and related manufacturers as an independent third party . classnk also offers appraisal consulting and supervisory services on both marine and non marine related projects . ship classification related services edit approval of service providers manufacturers and manufacturing methods inspection of materials equipment and similar products survey and registration of ship installations machinery and appliances of new ships survey and registration of ships and offshore structures during construction survey and inspection of ships offshore structures and related installations in service testing and inspection of material and other types of testing machines statutory services edit activities concerned with the certification of freight containers appraisal of grain loading assignment of freeboard assignment of load limits for cargo handling appliances audit and certification of safety management systems based on the ism code statutory survey and certification services based on solas illc marpol and other international conventions and codes on behalf of flag state administrations assessment and registration services edit assessment and registration of environmental management systems based on the iso14001 standards assessment and registration of quality systems based on the iso9000 series of quality standards technical services edit appraisal and certification of ships and offshore structures commissioned testing research and computer analysis services inspection and certification of non marine machinery and equipment technical consulting regarding ships and offshore structures tonnage measurement and certification services classnk is one of the seven founding members of the international association of classification societies otherwise known as iacs . external links edit classnk official website iacs international association of classification societies retrieved from https en.wikipedia.org w index.php title nippon kaiji kyokai & oldid 647218411 categories organizations based in japanwater transport in japanclassification societieshidden categories articles containing japanese language text 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 deutschnederlands polski 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