Ana yin bututun ƙarfe mara sulke ba tare da walda ba ta hanyar amfani da hanyoyin aiki masu zafi kamar birgima mai zafi da aka huda. Idan ya cancanta, ana iya ƙara yin amfani da bututun da ake aiki da shi a cikin sanyi zuwa ga siffar da ake so, girmansa da kuma aikin da ake so. A halin yanzu, bututun ƙarfe mara sulke shine bututun da aka fi amfani da shi a cikin sassan samar da sinadarai na man fetur.

(1)Carbon karfe sumul karfe bututu 

Kayan aiki: 10, 20, 09MnV, 16Mn. Nau'i 4 jimilla

Daidaitacce: GB8163 "Bututun ƙarfe mara sumul don jigilar ruwa"

GB/T9711 "Yanayin fasaha na isar da bututun ƙarfe ga masana'antar mai da iskar gas"

GB6479"Babban bututun ƙarfe mara matsi don kayan aikin taki"

GB9948"Bututun ƙarfe mara sumul don fasa mai"

GB3087"Bututun ƙarfe marasa sumul don tukunyar ruwa mai matsa lamba kaɗan da matsakaici"

GB/T5310"Bututun ƙarfe marasa sumul don boilers masu matsin lamba mai yawa"

GB/T8163:

Matakin kayan aiki: 10, 20,Q345, da sauransu.

Tsarin aikace-aikacen: zafin da aka tsara bai wuce 350℃ ba, matsin lamba bai wuce 10MPa ba, mai da kuma matsakaici na jama'a

GB6479:

Matakan kayan aiki: 10, 20G, 16Mn, da sauransu.

Faɗin aikace-aikacen: mai da iskar gas tare da zafin ƙira na -40 ~ 400℃ da matsin lamba na ƙira na 10.0 ~ 32.0MPa

GB9948:

Matakin kayan aiki: 10, 20, da sauransu.

Tsarin amfani: bai dace da lokutan bututun ƙarfe na GB/T8163 ba.

GB3087:

Matakin kayan aiki: 10, 20, da sauransu.

Tsarin amfani: tukunyar jirgi mai zafi sosai da matsakaici, tururi mai zafi, ruwan zãfi, da sauransu.

GB5310:

Matakan kayan aiki: 20G, da sauransu.

Tsarin aikace-aikacen: matsakaicin tururi mai zafi na tukunyar jirgi mai matsin lamba

Dubawa: Dole ne a gudanar da nazarin sinadaran, gwajin tashin hankali, gwajin daidaita ruwa da gwajin matsin lamba na ruwa a kan bututun ƙarfe da ake amfani da shi don jigilar ruwa gabaɗaya.

GB5310, GB6479, GB9948Dole ne a gwada nau'ikan bututun ƙarfe guda uku na yau da kullun, ban da bututun jigilar ruwa, amma kuma ana buƙatar a yi gwajin fashewa da gwajin tasiri; Bukatun duba masana'antu na waɗannan nau'ikan bututun ƙarfe guda uku suna da tsauri sosai.

GB6479Standard kuma yana yin buƙatu na musamman don taurin kayan da ke da ƙarancin tasirin zafi.

Bututun ƙarfe na yau da kullun na GB3087, ban da buƙatun gwaji na gabaɗaya don bututun ƙarfe na jigilar ruwa, amma kuma yana buƙatar gwajin lanƙwasa sanyi.

Bututun ƙarfe na GB/T8163 na yau da kullun, ban da buƙatun gwaji na gabaɗaya don bututun ƙarfe mai jigilar ruwa, bisa ga buƙatun yarjejeniyar don gudanar da gwajin flaring da gwajin lanƙwasa sanyi. Bukatun kera waɗannan nau'ikan bututu guda biyu ba su da tsauri kamar na nau'ikan farko uku.

Masana'antu: Tsarin bututun ƙarfe na GB/T/8163 da GB3087 yana amfani da narkakken murhu ko na'urar juyawa, ƙazanta da lahani na ciki sun fi yawa.

GB9948narkewar tanda ta lantarki. Yawancinsu ana ƙara su ne a cikin tsarin tace tanderu ba tare da ƙarin sinadarai da lahani na ciki ba.

GB6479kumaGB5310ƙa'idodi da kansu suna ƙayyade buƙatun tsaftacewa a wajen tanderu, tare da ƙarancin ƙazanta da lahani na ciki da kuma mafi girman ingancin kayan.

Ana ƙera ƙa'idodin bututun ƙarfe da aka ambata a sama bisa ga inganci daga ƙasa zuwa babba:

GB/T8163＜GB3087＜GB9948＜GB5310＜GB6479

Zaɓi: a ƙarƙashin yanayi na al'ada, bututun ƙarfe na GB/T8163 ya dace da zafin ƙirar ƙasa da 350℃, matsin lamba ƙasa da samfuran mai na 10.0mpa, mai da iskar gas da yanayin matsakaici na jama'a;

Ga kayayyakin mai, mai da iskar gas, lokacin da zafin ƙira ya fi 350℃ ko matsin lamba ya fi 10.0mpa, ya dace a zaɓiGB9948 or GB6479bututun ƙarfe na yau da kullun;

GB9948 or GB6479Ya kamata a yi amfani da daidaitaccen tsari don bututun da ke aiki kusa da hydrogen ko kuma a cikin yanayi mai yuwuwar lalatawa.

Ya kamata a yi amfani da bututun ƙarfe na carbon a ƙananan zafin jiki (ƙasa da -20℃)GB6479misali, kawai yana ƙayyade buƙatun taurin tasirin zafi mai ƙarancin zafi na kayan.

GB3087 da kumaGB5310An tsara ƙa'idodi musamman don ƙa'idodin bututun ƙarfe na tukunyar jirgi. "Ka'idojin kula da lafiyar tukunyar jirgi" sun jaddada cewa duk abin da ke da alaƙa da bututun tukunyar jirgi ya shafi ikon kulawa, aikace-aikacen kayan da ƙa'idar ya kamata su bi ƙa'idodin amincin tukunyar jirgi, saboda haka, ya kamata a yi amfani da na'urar samar da tukunyar jirgi, tashar wutar lantarki, na'urar dumama da man fetur da ake amfani da ita a bututun tururi na jama'a (ta hanyar samar da tsarin) GB3087 ko misali.GB5310.

Ya kamata a lura cewa ingancin kyawawan ƙa'idodin bututun ƙarfe, farashin bututun ƙarfe suna da tsada sosai, kamarGB9948Farashin kayan GB8163 kusan 1/5 ne, saboda haka, a cikin zaɓin ƙa'idodin kayan bututun ƙarfe, ya kamata a yi la'akari da su bisa ga yanayin amfani, duka abin dogaro ne kuma mai araha. Ya kamata kuma a lura cewa bututun ƙarfe daidai da GB/T20801 da TSGD0001, GB3087 da GB8163 ba za a yi amfani da su a cikin bututun GC1 ba (sai dai idan ana iya amfani da ultrasonic daban-daban, inganci ba ƙasa da L2.5 ba, a cikin matsin lamba na ƙirar bututun GC1(1) wanda bai fi 4.0Mpa ba).

(2) Bututun ƙarfe mara ƙarfe mara sumul

A wuraren samar da man fetur, ana amfani da ƙa'idodin bututun ƙarfe marasa shinge na ƙarfe chromium-molybdenum da ƙarfe chromium-molybdenum vanadium waɗanda aka fi amfani da su a masana'antu.

GB9948Bututun ƙarfe mara sumul don fashewar man fetur"

GB6479 “Babban bututun ƙarfe mara matsi don kayan aikin taki"

GB/T5310 “Bututun ƙarfe marasa sumul don boilers masu matsin lamba mai yawa"

GB9948ya ƙunshi nau'ikan ƙarfe na chromium molybdenum: 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo da sauransu.

GB6479ya ƙunshi ƙarfe mai siffar chromium molybdenum: 12CrMo, 15CrMo, 1Cr5Mo da sauransu.

GB/T5310ya ƙunshi ƙarfe chromium-molybdenum da ƙarfe chromium-molybdenum vanadium kayan ma'auni: 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, da sauransu.

Tsakanin su,GB9948ana amfani da shi sosai.