ASTM A210ndi muyezo wokhazikika wa machubu achitsulo chapakati cha kaboni ndi machubu a superheater osasemphana omwe amagwiritsidwa ntchito mu ma boiler, ma flue, ndi ma heat exchanger. Machubuwa amapangidwa pogwiritsa ntchito njira yotchedwa hot finishing, yomwe imaphatikizapo kupukuta ndi kutentha kuti apange malo ofanana osasemphana. ASTM A210 grade A1 ndi grade C ndi ma grade awiri ofanana a chitoliro chachitsulo chosasemphana cha kaboni.
Chitoliro cha chitsulo chopanda mpweya chopangidwa motsatira izi chapangidwa kuti chizigwira ntchito pa kutentha ndi kupsinjika kwakukulu. Mapaipiwa ndi olimba kwambiri ku dzimbiri ndipo amapangidwa ndi zipangizo zapamwamba kuti atsimikizire kulimba kwambiri komanso kukhala ndi moyo wautali. Kapangidwe ka chitolirocho kopanda mpweya kumapangitsanso kuti chizigwira ntchito bwino kwambiri potentha kuposa mapaipi wamba, zomwe zingathandize kusunga mphamvu.
Chitoliro cha ASTM A210 chopanda kaboni chimagwiritsidwa ntchito kwambiri m'mafakitale monga kupanga magetsi, petrochemical, ndi mafakitale oyeretsera zinthu popanga nthunzi kapena madzi otentha. Amagwiritsidwanso ntchito m'njira zosiyanasiyana zomwe zimafuna ntchito yothamanga kwambiri komanso kutentha kwambiri monga zosinthira kutentha ndi machubu a condenser.
Chimodzi mwa zabwino zazikulu za chitoliro chachitsulo chopanda kaboni cha ASTM A210 ndichakuti chimawononga ndalama zambiri. Kapangidwe ka chitolirocho kopanda phulusa, pamodzi ndi makhalidwe ake apamwamba, zimapangitsa kuti chikhale chosankha chothandiza komanso chotsika mtengo m'mafakitale ambiri.
Pomaliza, ASTM A210chitoliro chachitsulo chopanda msoko cha kabonindi gawo lofunika kwambiri m'mafakitale osiyanasiyana omwe amafunikira ntchito yothamanga kwambiri komanso kutentha kwambiri. Imapereka kulimba kwapamwamba, kukana kutentha, komanso kugwiritsa ntchito ndalama moyenera, zomwe zimapangitsa kuti ikhale chisankho chabwino kwambiri kwa mafakitale omwe akufuna kuyika ndalama mu mapaipi odalirika komanso okhalitsa.
Nthawi yotumizira: Meyi-22-2023