AWWA C207 ASTM A105 Carbon Karfe Babban diamita Hubbed Slip A kan Flange

Bayanan samfur

Gabatarwar Samfur

AWWA C207 mizani ne wanda Ƙungiyar Ruwa ta Amurka ta ƙera don tsara ƙira, masana'anta, gwaji, da kuma amfani da flanges ɗin da aka yi wa wuya. Ana amfani da flanges masu waldaran wuya a tsarin bututun don haɗa bututu masu girma dabam ko kayan aiki, da kuma haɗa bawuloli, famfo, da sauran kayan aiki.

Ma'auni na AWWA C207 yana bayyana nau'ikan nau'ikan flanges ɗin da aka yi wa wuyansa, gami da ƙayyadaddun ƙira daban-daban, ƙimar matsa lamba, da diamita na ƙima, don biyan buƙatun tsarin bututu daban-daban. Waɗannan ƙayyadaddun bayanai na gama gari ne a cikin wannan ma'auni:

Girma:

Ma'auni na AWWA C207 ya haɗa da ma'aunin awo da na masarauta, tare da ma'aunin awo da suka haɗa da DN (DN15 zuwa DN6000) da girman daular gami da NPS (1/2 "zuwa 144").

Ƙimar matsi:

Ma'auni na AWWA C207 yana ƙayyadad da ƙimar matsa lamba da yawa, gami da Class D (175 psi), Class E (275 psi), Class F (300 psi), Class G (300 psi), Class H (300 psi), Class J (300 psi). ), da sauransu.

Diamita na ƙididdiga:

Ma'auni na AWWA C207 yana ƙayyadaddun ƙayyadaddun bayanai don nau'ikan diamita na ƙima, gami da DN 15 zuwa DN 6000, NPS 1/2 "zuwa 144", da sauransu.

Zamewar wuya a kan flange walda shine mai haɗa bututun da aka saba amfani da shi, wanda ya dace da haɗa bututu, bawuloli, famfo, da sauran kayan aiki na kaya ko girma dabam.

Zamewa mai kauri akan flangeyawanci ya ƙunshi faranti guda biyu masu lebur, wuyansa mai haɗa faranti biyu na flange, kusoshi, da gaskets. Ba kamar flange na welded na wuyan ba, haɗin flange ɗin da aka yi wa wuya yana buƙatar amfani da kusoshi da gaskets don gyarawa, maimakon ta hanyar walda.

Ma'auni na AWWA C207 yana ƙayyadaddun nau'ikan nau'ikan flanges na walda na wuyansa daban-daban, gami da ma'auni da girman daular, ma'aunin matsi daban-daban, da matakan kayan abu. Misali, ma'auni yana ƙayyade matakan matsa lamba shida: Class D, Class E, Class F, Class G, Class H, da Class J. Daga cikin su, Class D shine mafi ƙarancin matakin matsa lamba wanda ya dace da ƙananan matsi na aiki, yayin da Class J shine matakin matsa lamba mafi girma wanda ya dace da matsi na aiki mafi girma.

Bugu da kari, ma'auni na AWWA C207 kuma yana ƙayyadaddun ƙira, sarrafa inganci, da buƙatun gwaji donwuyansa welded flangesdon tabbatar da cewa ƙwanƙolin welded wuyansa da aka samar ya dace da daidaitattun buƙatun. Lokacin amfani da flanges welded wuyansa, shi wajibi ne don tabbatar da cewa abu da kuma matsa lamba matakin nafarantin flange da wuyansairi ɗaya ne, kuma don shigarwa da gwadawa bisa ga daidaitattun buƙatun don tabbatar da aminci da amincin tsarin. Wuya lebur walda flanges yawanci amfani da low matsa lamba, low-zazzabi, ko low kwarara bututu tsarin, kamar samar da ruwa, samun iska, kwandishan, da sauran filayen.