Madaidaitan tsare-tsare daban-daban suna ba da nau'ikan aikace-aikace daban-daban, kuma mayar da hankali kan char mai nauyi ba iri ɗaya bane.
A yau za mu tattauna tsarin tsarin EN na EN10220.
Bayanin ma'aunin EN 10220
EN 10220shine ma'auni na Turai don girma da haƙuri na bututun ƙarfe maras sumul da welded.
Matsayin EN 10220 yana da aikace-aikace da yawa kuma ana amfani dashi galibi a cikin masana'antar mai, gas, sinadarai, gini, da masana'antar kula da ruwa.
Ma'auni ya haɗa da diamita na waje (OD) da kauri na bango (WT) na bututun ƙarfe, yana ba da ƙayyadaddun ƙa'idodi da ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aikin injiniya da kera don tabbatar da daidaito da musayar samfuran bututu da masana'antun daban-daban ke samarwa.
Hanyoyin Lissafin Nauyi
Hanyar ƙididdige taro a kowace mita a kowane tsayin raka'a an ba da ita a cikin EN 10220.
M=(DT)×Tx0.0246615
Mshine girman kowane raka'a tsawon kg/m,
Dshine ƙayyadadden diamita na waje a mm,
Tshine ƙayyadadden kauri na bango a mm.
Wannan ma'aunin ya dogara ne akan nauyin 7.85 kg/dm3(kg/dm3shi ne naúrar yawa, cubic decimeters.)
Hakanan za'a iya amfani da ƙididdigan ƙididdiga zuwa bututu masu ƙima daban-daban, amma sai a ninka su da wani abu.
1.015 don austenitic bakin karfe (Wannan factor dogara ne a kan wani yawa na 7.97 kg / dm3).
0.985 don ferritic da martensitic bakin karfe (Wannan factor dogara ne a kan wani yawa na 7.73 kg / dm3).
Ana iya yin lissafin ƙididdigewa bisa bambance-bambancen ƙimar ƙima na kowane rukuni na maki bakin karfe da aka bayar a cikin EN 10088-1.
EN 10220 Jerin Rarraba
EN 10220bisa ga ma'auni na daidaitattun bututu da kayan haɗin su.Akwai jerin abubuwa guda uku.
jerin 1: diamita na waje wanda duk kayan haɗin da ake buƙata don gina tsarin bututu an daidaita su;
jerin 2: diamita na waje wanda ba duk kayan haɗi ba ne;
jerin 3: diamita na waje waɗanda ƙananan na'urori masu ƙa'ida suka wanzu.
Jadawalin nauyin bututu don EN 10220 Series 1
Bututun OD na wannan jerin yana bin ƙa'idodin ƙasashen duniya ko masana'antu daidai, kuma kasuwa yana ba da cikakkiyar daidaitattun kayan aiki kamar flanges, couplings, da gwiwar hannu.
Wannan cikakken daidaitaccen daidaitaccen tsari yana sauƙaƙe tsarin ƙira da shigarwa kuma yana rage buƙatar sassan da ba daidai ba da ƙimar gyare-gyare.
Jadawalin nauyin bututu don EN 10220 Series 2
An daidaita sashin OD na irin wannan nau'in bututun, amma ba duk kayan aikin da aka daidaita ba.Za a iya samun wasu daidaitattun kayan aiki, irin su flanges ko gwiwar hannu, yayin da wasu sassa na iya buƙatar a keɓance su, suna ƙara tsada da rikitarwa na aikin.
Jadawalin nauyin bututu don EN 10220 Series 3
Wannan yakan faru ne tare da ƙayyadaddun ƙayyadaddun ƙayyadaddun bututun da ba a saba da su ba wanda ke buƙatar adadi mai yawa na kayan aiki da kayan aiki na musamman, haɓaka farashin ƙira da aiwatar da aikin, da kuma tsawaita tsarin saye da samarwa.
Charts Nauyin Bututu don Kaurin bango 70 -100 mm
Don bututu masu kauri tare da kaurin bango daga 70 mm zuwa 100 mm, an ƙayyade buƙatun a cikin EN 10220, Table 2.
Na'urorin haɗi don bututun bango masu nauyi tare da girma daidai da Tebur 2 bazai samuwa ba ko da kuwa jerin abubuwan da ke cikin Tebur 1 wanda aka keɓe diamita na waje mai dacewa.
Mu ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun masana'anta ce kuma masu siyarwa daga China, har ila yau, ƙwararrun ƙwararrun bututun ƙarfe mara nauyi, suna ba ku nau'ikan mafita na bututun ƙarfe!
tags: en 10220, bututu nauyi ginshiƙi, Series 1, masu kaya, masana'antun, masana'antu, hannun jari, kamfanoni, wholesale, buy, farashin, zance, girma, sayarwa, farashi.
Lokacin aikawa: Maris-04-2024