Flange tseem hu ua flange phaj lossis flange.Nws yog ib feem uas txuas cov kav dej rau ib leeg.Txuas rau cov yeeb nkab kawg.Muaj qhov ntawm lub flange, thiab bolts tuaj yeem raug threaded kom ob lub flanges nruj nreem txuas.Cov flanges yog kaw nrog gaskets.Flanged yeeb nkab fittings xa mus rau cov yeeb nkab haum ...
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