EN 10219 S275J0H da S275J2Hsassan gine-gine ne masu ramuka waɗanda aka yi da ƙarfe mara ƙarfe bisa ga EN 10219.
Dukansu suna da ƙarancin ƙarfin fitarwa na 275MPa (kauri na bango ≤16mm). Babban bambanci shine a cikin halayen tasirin: S275J0H yana da ƙarancin ƙarfin tasiri na 27 J a 0°C, yayin da S275J2H yana da ƙarancin ƙarfin tasiri na 27 J a -20°C.
Ya dace da amfani a gine-gine da gine-ginen injiniya waɗanda ke ƙarƙashin nauyin da ya fi sauƙi.
BS EN 10219 shine ma'aunin Turai EN 10219 wanda Burtaniya ta amince da shi.
Kauri daga bango ≤40mm, Diamita daga waje ≤2500mm.
CFCHS gajeriyar hanya ce ta Sashen Zane Mai Sanyi.
Ma'aunin EN 10219 ya ƙunshi nau'ikan siffofi na ƙarfe masu rami, waɗanda suka haɗa da zagaye, murabba'i, murabba'i mai kusurwa huɗu, da kuma oval, don dacewa da buƙatun amfani daban-daban.
Botop KarfeKwarewa wajen samar da bututun ƙarfe masu zagaye da ramuka a sassa daban-daban na girma dabam-dabam da hanyoyin aiki don dacewa da aikace-aikacen masana'antu iri-iri, tare da tabbatar da cewa ana iya biyan buƙatun abokan cinikinmu na musamman.
Tun lokacin da aka kafa ta a shekarar 2014,Botop Karfeya zama babban mai samar da bututun ƙarfe na carbon a Arewacin China, wanda aka san shi da kyakkyawan sabis, kayayyaki masu inganci, da kuma cikakkun hanyoyin magance matsaloli.
Kamfanin yana bayar da nau'ikan bututun ƙarfe na carbon da samfuran da suka shafi su, gami daSMSS, ERW, LSAW, kumaSSAWbututun ƙarfe, da kuma cikakken jerin kayan haɗin bututu da flanges. Kayayyakinsa na musamman sun haɗa da ƙarfe masu inganci da ƙarfe marasa ƙarfi na austenitic, waɗanda aka ƙera don biyan buƙatun ayyukan bututu daban-daban.
Muna fatan kafa dangantaka ta haɗin gwiwa da ku da kuma samar da makoma mai amfani tare.
An cire sinadarin ƙarfe da ba a sarrafa shi ba don ƙera sassan da aka yi da sanyi kuma dole ne ya cika takamaiman sharuɗɗan isarwa.
Bukatun da suka dace don S275J0H da S275J2H suneFF(An kashe ƙarfe mai cikakken ƙarfi wanda ke ɗauke da abubuwan da ke ɗaure nitrogen a adadin da ya isa ya ɗaure nitrogen da ake da shi (misali, min.0,020% jimlar Al ko 0,015% mai narkewa Al)).
Yanayin isarwa: An naɗe ko an daidaita shi/an daidaita shi (N) don ƙarfe JR, J0, J2, da K2.
Dukansu biyun za a iya samar da bututun ƙarfe bisa ga EN 10219ERW(walda mai juriya ga lantarki) da kumaSAW(wayoyin walda masu zurfi a ƙarƙashin ruwa) hanyoyin kera su.
Samar daBututun ERWyana da fa'idar kasancewa cikin sauri da araha kuma galibi ana zaɓarsa don ayyukan da ke buƙatar babban samarwa da kuma ingantaccen farashi mai yawa.
ERWAna amfani da bututun ruwa yawanci don samar da ƙananan diamita da kauri na bango mai sirara, yayin daSAWbututun sun fi dacewa da manyan diamita da kauri bango. Da fatan za a zaɓi nau'in bututun ƙarfe da ya dace da aikinku.
Bututun ERW da aka ƙera bisa ga EN 10219 ba sa buƙatar gyaran walda na ciki.
Wannan ya faru ne saboda ana amfani da bututun EN 10219 galibi a aikace-aikacen gini, kamar gini da injiniyan injiniya, inda buƙatun bayyanar walda galibi ba su da tsauri kamar na tasoshin matsi ko bututun mai matsin lamba mai yawa. Saboda haka, matuƙar ƙarfi da amincin walda sun cika buƙatun da aka tsara, ana iya amfani da walda na ciki ba tare da ƙarin gyara ba.
Ba a yin maganin zafi na gaba ba, sai dai walda na iya kasancewa a cikin yanayin walda ko kuma wanda aka yi wa zafi.
Binciken Siminti (Sinadarin Sinadaran Kayan Danye)
Dukansu S275J0H da S275J2H suna da matsakaicin ƙimar daidai da carbon (CEV) na 0.40%.
S725J0H da S275J2H tare da matsakaicin CEV na 0.4% suna nuna ingantaccen sauƙin walda tare da ƙarancin haɗarin tauri da tsagewa yayin walda.
Haka kuma ana iya ƙididdige shi ta amfani da dabarar da ke ƙasa:
CEV = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15.
Binciken Samfura (Sinadarin da ke cikin Kayayyakin da aka gama)
A lokacin samar da ƙarfe, sinadaran da ke cikinsa na iya canzawa saboda dalilai da dama, kuma waɗannan canje-canjen na iya shafar halaye da ingancin ƙarfen.
Dole ne sinadarin bututun ƙarfe na ƙarshe da aka gama ya cika da sinadaran da aka yi amfani da su wajen yin simintin da kuma karkacewar da aka yarda da ita.
Sigogin kayan aikin injiniya sun haɗa da ƙarfin yawan amfanin ƙasa, ƙarfin tensile, tsawo, da ƙarfin tasiri.
Rage damuwa a zafin da ya wuce 580 ℃ ko fiye da awa ɗaya na iya haifar da lalacewar kayan aikin injiniya.
Bayanan kula:
Ba a buƙatar gwajin tasiri idan kauri da aka ƙayyade ya kai <6mm.
Ba a tabbatar da kaddarorin tasirin bututun JR da J0 masu inganci ba sai dai idan an ƙayyade su.
EN 10219 Ana iya gwada walda a cikin bututun ƙarfe na ERW ta hanyar zaɓar ɗaya daga cikin masu zuwa.
EN 10246-3 zuwa matakin karɓa E4, banda cewa ba za a yarda da dabarar jujjuya bututu/kwantena ba;
EN 10246-5 zuwa matakin karɓa F5;
EN 10246-8 zuwa matakin karɓa U5.
Ana iya ƙididdige nauyin ka'idar bututun EN 10219 bisa ga yawan bututun 7.85 kg/dm³.
M=(DT)×T×0.02466
M shine nauyin kowane raka'a tsawonsa;
D shine diamita na waje da aka ƙayyade, raka'a a cikin mm;
T shine kauri na bango da aka ƙayyade, raka'a a cikin mm.
Juriya akan Siffa, Daidaito da Girma
Tsawon Juriya
Ana iya haɗa bututun sassan da ba su da rami kamar yadda aka ƙera bisa ga EN 10219.
Lokacin walda, fashewar sanyi a yankin walda shine babban haɗarin yayin da kauri, matakin ƙarfi, da CEV na samfurin ke ƙaruwa. Tsagewar sanyi yana faruwa ne sakamakon haɗuwa da abubuwa da yawa:
babban matakan hydrogen mai yaɗuwa a cikin ƙarfe na walda;
tsarin da ya karye a yankin da zafi ya shafa;
mahimmin yawan damuwa a cikin haɗin gwiwa da aka haɗa.
Ya kamata saman bututun ƙarfe ya zama santsi kuma babu wata matsala da za ta shafi aikin samfurin, kamar tsagewa, ramuka, ƙagaggu, ko tsatsa.
Kumburi, ramuka, ko ƙananan ramuka masu tsayi waɗanda tsarin ƙera ya ƙirƙira suna da karɓuwa matuƙar sauran kauri na bango yana cikin haƙuri, za a iya cire lahani ta hanyar niƙa, kuma kauri na bango da aka gyara ya cika mafi ƙarancin buƙatun kauri.
Botop KarfeBa wai kawai yana bayar da bututun ƙarfe masu inganci bisa ga EN 10219 ba, har ma yana ba da zaɓuɓɓuka iri-iri don rufe saman bututun ƙarfe don dacewa da takamaiman buƙatun abokan cinikinsa a cikin ayyukan injiniya daban-daban. An tsara waɗannan murfin don haɓaka juriyar tsatsa na bututun da kuma ƙara ƙarin kariya, don haka yana tsawaita tsawon lokacin sabis ɗin su.
Galvanizing mai zafi
Rufin 3LPE (HDPE)
Shafi na FBE
Shafi mai laushi
Rufin Fenti
Rufin Nauyin Siminti
Abubuwan da ke cikin gada: tsarin da ba na farko ba ne da ake amfani da shi a gadoji, kamar shinge da parapets.
Ginshiƙan gine-gine: ginshiƙai da sandunan tallafi da ake amfani da su a gine-gine da injiniyan farar hula.
Tsarin bututu: bututun da ake amfani da shi don jigilar ruwa da iskar gas, musamman a aikace-aikace da ke buƙatar sassauci da juriya ga tsatsa.
Gine-gine na wucin gadi: tallafi na wucin gadi da firam ɗin da suka dace da wuraren gini da injiniyanci.
Waɗannan aikace-aikacen suna amfani da kyawawan halayen injiniya da kuma iyawar walda na S275J0H da S275J2H don biyan buƙatun tsarin sassauƙa amma masu ƙarfi.
ASTM A500:Daidaitaccen Bayani na Bututun Gine-gine na Carbon Karfe Mai Sanyi da Zane mara Sumul a Zagaye da Siffofi.
ASTM A501: Daidaitaccen Bayani na Bututun Gine-gine na Carbon Karfe Mai Zafi da Zafi.
EN 10210: Sassan ƙarfe marasa ƙarfe da na ƙarfe masu kyau da aka gama da kyau waɗanda aka gama da kyau.
EN 10219: Sassan ƙarfe marasa ƙarfe da ƙananan ƙarfe masu laushi waɗanda aka haɗa da na'urar walda mai sanyi.
JIS G 3466: Bututun ƙarfe mai siffar murabba'i da kuma murabba'i mai siffar murabba'i don tsari na gaba ɗaya.
AS/NZS 1163: Sassan ƙarfe masu ramin gini masu sanyi.
Ana amfani da waɗannan ƙa'idodi sosai a duk faɗin duniya, kuma suna taimakawa wajen tabbatar da cewa bututun ƙarfe na tsari sun cika sharuɗɗan aiki da ake tsammani a aikace-aikacen injiniya daban-daban. Lokacin zabar ma'aunin bututun ƙarfe, yana da mahimmanci a yi la'akari da takamaiman buƙatun aikace-aikacensa, ƙa'idodin yanki, da buƙatun aiki.
ASTM A252 GR.3 Bututun Karfe na Carbon LSAW (JCOE) na Tsarin ASTM A252 GR.3
BS EN10210 S275J0H LSAW(JCOE) Bututun Karfe
ASTM A671/A671M LSAW Karfe bututu
ASTM A672 B60/B70/C60/C65/C70 LSAW Carbon Karfe Bututu
API 5L X65 PSL1/PSL 2 LSAW Bututun Karfe na Carbon / API 5L Grade X70 LSAW Bututun Karfe
EN10219 S355J0H Bututun Karfe na LSAW (JCOE)
