Manyan Masu Kera Bututun Karfe da Masu Kaya a China |

ASTM A 210 GR.C Ba tare da Sumul ba Matsakaici-Kayan Tukwane na Karfe na Carbon da Superheater

Takaitaccen Bayani:

Daidaitacce: ASTM 210/ASME SA210;
Daraja: Daraja ta C ko GR.C;
Nau'i: Bututun ƙarfe mai matsakaicin carbon;
Tsarin aiki: babu matsala;
Girma: 1/2 “-5” (12.7mm-127mm);
Kauri: 0.035” – 0.5” (0.9mm – 12.7mm);
Aikace-aikace: bututun tukunya da bututun bututun, gami da ƙarshen aminci, bututun baka da na zama, da bututun zafi mai zafi;
Farashi: Tuntube mu don samun farashi daga wani mai siyar da bututun ƙarfe mara shinge na China.

Cikakken Bayani game da Samfurin

Alamun Samfura

Menene ASTM 210/ASME SA210 Grade C?

ASTM A210 Kashi C (ASME SA210 Daraja C) bututu ne mai matsakaicin carbon wanda ba shi da matsala wanda aka ƙera musamman don amfani da shi wajen kera bututun tukunya da bututun bututun, gami da ƙarshen aminci, bangon tanderu da bututun tallafi, da bututun dumama mai ƙarfi.

Daraja ta C tana da kyawawan halaye na injiniya, tare da ƙarfin tauri na 485 MPa da ƙarfin yawan amfanin ƙasa na 275 MPa. Waɗannan kaddarorin, tare da ingantaccen tsarin sinadarai, suna sa bututun ASTM A210 Grade C su dace da amfani a cikin yanayin zafi mai yawa da matsin lamba mai yawa kuma suna iya jure matsin lamba da aikin tukunyar jirgi ke haifarwa.

Tsarin Masana'antu

Za a yi bututun ta hanyar tsari mai kyau kuma a yi su da zafi ko kuma a yi musu sanyi.

Ga jadawalin yadda ake kera bututun ƙarfe mara shinge da aka gama da sanyi:

Tsarin kera bututun ƙarfe mara shinge

To menene bambanci tsakanin bututun ƙarfe mara shinge da bututun ƙarfe mara shinge da aka gama da sanyi kuma ta yaya za ku zaɓa?

An gama sosaibututun ƙarfe mara shinge bututun ƙarfe ne wanda ake birgima ko huda shi a yanayin zafi mai yawa da sauran hanyoyin aiki sannan a sanyaya shi kai tsaye zuwa zafin ɗaki. Bututun ƙarfe a wannan yanayin yawanci suna da ƙarfi mafi kyau da ƙarfi, amma ingancin saman bazai yi kyau kamar bututun ƙarfe da aka gama da sanyi ba saboda tsarin maganin zafi na iya haifar da iskar oxygen ko cire carbon daga saman bututun ƙarfe.

An gama a sanyiBututun ƙarfe mara sumul yana nufin sarrafa bututun ƙarfe na ƙarshe ta hanyar zana sanyi, birgima a cikin sanyi, da sauran hanyoyin aiki a zafin ɗaki. Bututun ƙarfe da aka gama da sanyi yana da daidaito mafi girma, da kuma ingancin saman, kuma saboda sarrafa sanyi na iya inganta ƙarfi da tauri na bututun ƙarfe, halayen injinan bututun ƙarfe da aka gama da sanyi yawanci sun fi na bututun ƙarfe da aka gama da zafi. Duk da haka, ana iya haifar da wani adadin damuwa da ya rage a cikin bututun ƙarfe yayin aikin sanyi, wanda ke buƙatar a kawar da shi ta hanyar maganin zafi na gaba.

Maganin Zafi

Bututun ƙarfe mai zafi ba ya buƙatar maganin zafi.

Za a yi amfani da bututun da aka gama da sanyi a rufe su, a rufe su gaba ɗaya, ko kuma a yi musu magani da zafi na yau da kullun bayan kammala aikin sanyi na ƙarshe.

Tsarin Sinadaran ASTM A210/ASME SA210 Grade C

Matsayi CarbonA Manganese Phosphorus Sulfur Silicon
ASTM A210 Kashi C
ASME SA210 Daraja C
0.35% mafi girma 0.29 - 1.06% matsakaicin 0.035% matsakaicin 0.035% Minti 0.10%

AGa kowace raguwar kashi 0.01% ƙasa da matsakaicin carbon da aka ƙayyade, za a ba da izinin ƙaruwar kashi 0.06% na manganese sama da matsakaicin da aka ƙayyade har zuwa matsakaicin kashi 1.35%.

Kayayyakin Injiniya na ASTM A210/ASME SA210 Grade C

Kadarar Tashin Hankali

Matsayi Ƙarfin tauri Ƙarfin samarwa Ƙarawa
minti minti a cikin inci 2 ko 50 mm, min
ASTM A210 Kashi C
ASME SA210 Daraja C
485 MPa [70 ksi] 275 MPa [40 ksi] Kashi 30%

Gwajin Faɗin Ƙasa

Yagewa ko karyewa suna faruwa a wurare 12 ko 6 na ƙarfe a kan bututun Grade C tare da girman inci 2.375 [60.3 mm] a diamita na waje da ƙarami ba za a ɗauke su a matsayin tushen ƙin amincewa ba.

Ana iya duba takamaiman buƙatu a cikinASTM A450, abu na 19.

Gwajin Ƙwaƙwalwa

Ana iya duba takamaiman buƙatu a cikin ASTM A450, abu na 21.

Tauri

Aji na C: 89 HRBW (Rockwell) ko 179 HBW (Brinell).

Ana Bukatar Gwaje-gwajen Inji

Kowace bututun ƙarfe za a yi mata gwajin matsin lamba na hydrostatic ko gwajin lantarki mara lalatawa.

Bukatun gwaji masu alaƙa da matsin lamba na hydrostatic sun yi daidai da ASTM 450, abu na 24.

Bukatun gwaji marasa lalata wutar lantarki sun yi daidai da ASTM 450, abu na 26.

Ayyukan Ƙirƙira

Ana buƙatar yin aiki don bututun tukunyar jirgi don tabbatar da cewa bututun sun cika takamaiman buƙatun tsarin tukunyar jirgi.

Idan aka saka a cikin tukunyar, bututun za su tsaya suna faɗaɗawa da kuma ƙwanƙwasa ba tare da nuna tsagewa ko lahani ba. Idan aka yi amfani da su yadda ya kamata, bututun zafi mai zafi za su tsaya duk ayyukan da ake buƙata don yin aiki ba tare da haifar da lahani ba.

Ayyukan Ƙirƙira

Botop Steel kamfani ne mai kera bututun ƙarfe na carbon mai inganci kuma mai samar da shi daga China, kuma kamfani ne mai samar da bututun ƙarfe mara matsala, yana ba ku bututun ƙarfe mai inganci, daidaito, kuma mai araha.

Idan kuna buƙatar haka, da fatan za a tuntuɓe mu, ƙwararru, akan layi don hidimarku!


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