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12-18

What are the styles of stainless steel manholes?

Stainlesssteelmanholesareacollectivename,acommonnameforthematerialusedformanholes.Usuallyinstalledonthetopofstoragetanks,containersandtankswithstainlesssteelairbreathingvalvesandtankwashers,stainlesssteelmanholesarealsosafe.Fireresistanceisasafetydeviceforprotectingstoragetanks,andisespeciallysuitableforvaultedatmosphericpressuretankswhosestoragematerialsarecappedwithnitrogen. Aslongasstainlesssteelmanholesaremadeofstainlesssteel,theyarecalledstainlesssteelmanholes.Infact,therearestillmanysubdividedshapes. 1.Accordingtothematerial. Stainlesssteelisusuallydividedintostainlesssteelaccordingtotheorganizationstate:martensiticsteel,ferriticsteel,austeniticsteel,austenitic-ferritic(duplex)stainlesssteelandprecipitationhardeningstainlesssteel.Austeniticstainlesssteeliscommonlyusedforstainlesssteelmanholes.Thistypeofsteelhasgoodplasticity,toughness,propert