Weld Neck Flange

A weld neck flangehangata e khethoa ha khokahano e lebelletsoe ho jara ho feta khatello feela. Ka merero ea sebele, bareki ba e khetha hobane batapered hub + butt-welded molalafana ka phetoho e bonolo ea khatello ea maikutlo ho tloha flange ho ea ho pipe, e thusang ho litsamaiso tse pepesehilengho palama baesekele, ho feto-fetoha ha mocheso, ho sisinyeha,{0}peipi e boima ea lebota, kapa litlhokahalo tse thata tsa tlhahlobo..

Bakeng sa ho reka, sena ha se khetho ea setaele sa flange feela. Hangata ke qeto mabapi leho tšepahala ha kopanelo, bore alignment, weld integrity, le{0}}botsitso ba nako e telele. Molala oa weld flange o ts'oanang le o nepahetsengmaemo, tebello, bore, kemiso, le thepahangata e tla theha mathata a fokolang-ho feta a flange a khethiloeng feela ka boholo ba lebitso le sehlopha.

Ha bareki ba batlaweld neck flange litlhalosokapaweld neck flange standard, hangata ha ba shebe feela ho bona hore na sehlahisoa se teng. Seo ba hlileng ba hlokang ho se tiisa ke hore na flange e tla tsamaisana lesehlopha sa morero, kemiso ea liphaephe, mofuta o shebaneng, boemo ba thepa, le boholo ba tlhahloboe se e hlalositsoe setšoantšong kapa PO. Ha ho rekoa, mathata a mangata ha a tsoe ho "no supply" - a tsoa ho lintlha tse neng li sa notleloa pele ho nako, joalo ka bore e fosahetseng bakeng sa lebota la pipe, sefahleho se fosahetseng, kapa litlhoko tse sieo tsa litokomane tse fokotsang tumello le ho kenya.

Tlhaloso e sebetsang ea ho reka e lokela ho hlalosa flange ka libaka tsena tsa tlhahlobo:

Mohala o matla oa RFQ hangata o ngoloa tjena:

ASME B16.5, weld neck flange, NPS 4, Class 600, RF, ASTM A105, e tsoaletsoe ho Sch 80 pipe, MTR e hlokahalang, Qty ___

Seo se bolokehile ho feta ho ngola feela "4 inch weld neck flange," hobane e laola lintlha tse atisang ho baka likhohlano:shebaneng, bore match, material,leboholo ba litokomane.

A weld neck flangehangata e khethoa ha mohala o lebelletsoe ho sebetsakhatello e phahameng, mocheso o phahameng, phetoapaesekele e futhumetseng, thothomelo, kapapeipi e boima-ea lebotamoo ho tshepahala ho kopanetseng ho leng bohlokoa hofeta ho iqapela. Mererong ea 'nete, hangata e sebelisoa lithapong tsa phetiso ea oli le khase, liphaepheng tsa ho hloekisoa le tsa petrochemical, li-modules tsa offshore, lisistimi tsa liboela, li-pressure{1}}likhokahanyo tsa likepe, litšebeletso tsa mouoane, le lits'ebetso tse ling tsa bohlokoa.

Litšebeletsong tsena, flange ha se feela sebaka sa ho hokahanya. E ama ka kotloloho:

• phetiso ya mojaro
• weld botšepehi
• nako e telele-ho tiisa botsitso

Ho latela pono ea moreki, boleng ba weld neck flange bo hlaka haholoanyane ha litšenyehelo tsa ho hloleha li phahame. Ho dutla lekaleng le phahameng-le kgatello e phahameng, ho sebetsa hape hangata ho bakwang ke ho se tsamaisane hantle, kapa tokiso e eketsehileng nakong ya ho lekana{2}ho ka bitsa chelete e ngata ho feta flange ka boyona.

Melemo ea eona e ka sehloohong e tsoa hohub e tapedlebutt{{0}molala o cheselitsoeng, e thusang ho theha phetoho e bonolo pakeng tsa flange le pipe. Ka mantsoe a sebetsang, sena se bolela:

• beterebore alignment
• phetoho e fokolang ea karolo e potlakileng sebakeng sa weld
• ntlafala ho tshwaneleha bakeng satšebeletso ea cycliclemehala{0}}ea thothomelang
• phihlello e ntle ea weld bakeng sa tlhahlobo
• e tshepehang ho fetatlhahlobo ea radiographic
• matlafalaphaephe-ho-ho tswella ho tswelapele

Ke kahoo hangata lienjiniere li ratang li-weld neck flanges bakeng sa liphaephe tse boima haholo moo ho ts'epahalang ha nako e telele{0}} ho feta lebelo le bonolo la ho kenya.

Khetho ea thepa e lokela ho latela boemo ba ts'ebeletso, eseng feela stock kapa theko. Bakeng sa li-weld neck flanges, thepa e hloka ho lumellana le boemo ba liphaephe, mocheso oa moralo, tikoloho ea kutu, le litlhoko tsa tlhahlobo / litokomane tsa morero. Flange e ka 'na ea nepahala ka mokhoa o itseng, empa haeba thepa e sa lumellane le sehlopha sa line, e ntse e le ntho e lahliloeng.

Ka kakaretso,ASTM A105e sebelisoa bakeng sa piping e tloaelehileng ea tšepe ea carbon tlas'a maemo a tloaelehileng a tšebeletso.ASTM A350 LF2e ratoa bakeng sa litšebeletso tsa{0}}mocheso o tlase moo ho leng bohlokoa. Bakeng sa-liphaephe tsa motsoako oa mocheso o phahameng, bareki hangata ba bolelaF11, F22, kapa F91ho lula o ipapisitse le thepa ea phala le boemo ba ts'ebetso. Tšebeletsong e senyang,F304 / F316ke likhetho tse tloaelehileng tse sa hloekang, ha a ntse aduplex / super duplexlimaraka li loketse haholoanyane ha ho hlokahala ho hanyetsa chloride ka bobeli le matla a phahameng. HoPipe ea Octal, mofuta ona oa ho bapisa thepa ke e 'ngoe ea lintlha tsa motheo tsa taolo ea quotation ea flange le tlhahlobo ea tatellano, hobane boemo ba thepa bo ama ka ho toba tumello, ho lumellana le welding, le botšepehi ba ho qetela ba tšebeletso.

Mohlala o bonolo: bakeng sa mohala oa mouoane, khetho ea flange ha se feela boholo le sehlopha - thepa e boetse e tlameha ho lula e tsitsitse mocheso, kahoo alloy grades joalo kaF11kapaF22ho ka hlokahala sebakeng sa tšepe ea carbon. Bakeng sa{1}}mohala o tlase oa mocheso, sebelisaA105sebakeng saLF2e ka baka kotsi ea ho tiea le hoja ka bobeli e le limaraka tsa tšepe tse entsoeng ka carbon. Ho ea ka pono ea ho reka, boemo bo fosahetseng ba thepa hangata bo baka mathata a maholo ho feta mofuta o fosahetseng oa flange, hobane bo ama tumello, ho lumellana ha li-welding, le ho amoheloa ha morero oa ho qetela.

Ka bokhutšoanyane, hangata bareki ba fallela howeld neck flange vs slip{0}} onkhetho ha tsamaiso e e-ba e boima haholo 'me kotsi ea ho lutla, mokhathala, kapa tlhokomelo e pheta-phetoang e ba thata ho iphapanyetsa.

Theweld molaleng flange letshwaoe bohlokoa litšoantšong, BOM, le RFQs hobane liphoso tse ngata tsa quotation li qala ka mongolo o sa hlakang kapa o sa phethahalang oa flange.

Litokomaneng tsa morero, mefuta e khuts'oane e tloaelehileng haholo ke:

• WN= Weld Neck
• WNRF= Sefahleho se Weld Neck e Phahamisitsoeng
• WNRTJ= Manonyeletso a Mofuta oa Weld Neck Ring
• LWN= Molala o Motelele oa Weld
• RWNkapa mantsoe a hlalosang a ka sebelisoa bakeng sa ho fokotsa litlhophiso tsa weld neck ho itšetlehile ka mokhoa oa ho taka

Ntlha ea bohlokoa bakeng sa bareki ke hore letšoao feela ha lea lekana. "WN" e khetholla mofuta oa flange, empa ha e hlalosesehlopha, sefahleho, bore, thepa,kapamaemo. Sengoliloeng se reng feela "WN flange" se ntse se siea sebaka se ngata haholo bakeng sa phoso ea mantsoe. Letšoao le lokela ho baloa ka linako tsohle hammoho le lentsoe le felletseng.

Mohlala oa ho taka / callout ea BOM:
WN, 6", Sehlopha sa 600, RF, ASTM A105, ASME B16.5, bore ho Sch 80

Bareki ba batlaweld neck flange boimahangata ba leka ho rarolla e 'ngoe ea mathata a mararo:tekanyetso ea thepa, moralo oa ho phahamisa/ho paka,kapatšehetso-palo ea phalliso. Ntho ea bohlokoa ke hore weld neck flange boima kee sa laoloeng ke boholo bo le bong. E fetoha haholo ka:

• boholo ba lebitso
• sehlopha sa khatello
• boima ba lintho tse bonahalang
• geometry ea setsi
• mofuta o shebaneng
• bore size / schedule match

A Sehlopha sa 150 weld neck flangele aSehlopha sa 1500 weld neck flangeka NPS e ts'oanang ho hlakile hore e ke ke ea itšoara joalo ka ntho e tšoanang ho ts'oaroa kapa ho romelloa. Bophahamo bo phahameng- bo na le sebaka se boima, 'mele o motenya, le geometry e fapaneng ea bolt circle, kahoo boima ba 'mele bo nyoloha ka potlako ho latela sehlopha.
Weld neck flange boima bo lokela ho netefatsoa ho tsoa tafoleng e tloaelehileng e sebetsang kapa setšoantšo sa tlhahiso, ebe se hlahlojoa hape khahlano le thepa ea 'nete le tlhophiso ea bore pele liqeto tsa thepa kapa tšehetso li phetheloa.

Bakeng sa aweld neck flange, ho amoheloa hangata ho etsoa qeto e fokolang ka bophara ba ka ntle le ho feta ka hore naboretseha e le hantle e lumellana le phala eo e tla chesetsoa ho eona. Ntlha eohle ea moralo oa weld neck ke ho theha phetoho e boreleli ho tloha ho flange ho ea leboteng la phala. Haeba bore eo e le boholo bo tlase, e fetelletse, kapa e bapisoa feela le kemiso e fosahetseng, mochini o chesehelang o sutumelletsoa mosebetsing oa khalemelo oa tšimo joalo ka.ho sila ka hare, ho tsoaka ha bore, ho-tokiso e tlase, kapa matšeliso a boemo ba weld. Seo ha se kenelle butle feela-ho nyoloha - se ka ama ts'ebetso ea weld, kamohelo ea radiographic, le tsela ea ho qetela ea ho phalla ha lenonyeletso.

Sena se ba bohlokoa haholo ho fetapeipi e boima{{0}ea lebota, merero e nang lemananeo a mangata, ho fokotsa liphetoho, tšebeletso{0}e phahameng ea RTJ, kapamelala e telele ea weld flangese hokahaneng le diqhomane tsa sekepe kapa thepa. Maemong a joalo, ho se kopane ha bore ha se tšitiso e nyane ea lithupelo. E ka theha mohato o ka hare ho weld, ea eketsa nako ea tokiso ea ho lokisoa, 'me ea qobella machining e eketsehileng kapa ho sila eo moreki a neng a sa e rera. Ke ka lebaka leo RFQ e tebileng e sa lokelang ho emisa hoNPS + Sehlopha. E boetse e lokela ho bolela se hlokahalangbore to pipe schedulekapa fana ka sepheobophara ba ka hare, kahoo flange e fihla e itokiselitse phala ea sebele eo e lokelang ho tšoana le eona, eseng feela boholo ba lebitso la pampiri.

Bakeng sa taelo e tebileng ea weld neck flange, hangata bareki ba tsotella hahololintlha tse ka lekanyetsoang tsa kamoheloho feta ka lipolelo tse akaretsang tse kang "ho nepahala ho phahameng."

Tsepamiso e sebetsang ea tlhahlobo hangata e kenyelletsa:

• maemo a flange le netefatso ya sehlopha
• tlhahlobo ea mofuta oa sefahleho (RF / RTJ / FF)
• bore le hub dimensions
• selikalikoe sa bolt le ho nepahala ha lesoba la bolt
• Qetello ea serration kapa netefatso ea RTJ groove
• netefatso ya ho tshwaya
• traceability ea nomoro ea mocheso ho MTR
• PMI / UT / MT / PT moo ho hlokahalang

A weld neck flange e shebahalang hantle ka pono e ntse e ka baka tieho ea sebaka haebabore, sefahleho, kapa litokomaneu se ke ua lumellana le tlhokahalo ea morero.

Ikopanye hona joale

LBH

 

 

01.Tsela ea weld neck flange e lokela ho hlalosoa joang ho RFQ kapa PO?

Kenyelletsamaemo, boholo, sehlopha, sefahleho, thepa, ho latela kemiso ea liphaephe, tlhahlobo / litokomane, le bongata. Sena se thusa ho qoba boreleli bo fosahetseng, sefahleho se fosahetseng, kapa ho se lumellane ha lintho.

02. Ke neng moo weld neck flange e leng betere ho feta ho thella-hanghang?

Hangata e ratoa bakeng sakhatello e phahameng, thempereichara e holimo, tšebeletso ea libaesekele, ho thothomela, le{0}peipi e boima haholoanyane ea lebota, moo ho fetisoang khatello ea kelello hamolemo le ho tsamaisana le bore ho hlokahala.

03.Hobaneng bore match matter bakeng sa weld neck flange?

Haeba bore e sa tsamaisane le lenane la lipeipi, ho ka 'na ha hlokahala fit{0}upho sila, tokiso e sa tsamaisaneng, kapa tokiso ya weld, e liehisang ho kenya le ho ka ama ho amoheloa ha tlhahlobo.

04.Ke lintho life tse lokelang ho khethoa bakeng sa li-weld neck flanges?

Boitsebiso bo lokela ho latelaboemo ba tshebeletso. A105e tloaelehile bakeng sa tšebeletso e tloaelehileng ea tšepe ea carbon,LF2bakeng sa mocheso o tlase,F11/F22/F91bakeng sa mocheso o phahameng, leF304/F316 kapa duplexbakeng sa libaka tse senyang.

05.Ke lintlha life tsa tlhahlobo tse bohlokoa haholo pele li romelloa?

Hangata bareki ba hlahlobasehlopha, sefahleho, bore, litekanyo tsa hub, ho tšoaea, le ho latella mocheso, mmohoMTR, PMI, kapa NDEhaeba ho hlokahala.

Setifikeiti

 

Setifikeiti sa CE

Setifikeiti sa ISO 9001

Setifikeiti sa API Q1

Setifikeiti sa ABS

Setifikeiti sa AP-5L

Setifikeiti sa API-5CT

 

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