Izinto zokwakha

I-800H ayinakuthuthukiswa ezinhlotsheni eziningi zeMediya. Okuqukethwe kwayo okuphezulu kwe-nickel kwenze kwaba nezingcindezi ezinhle zokulwa nokugqwala kwezinto zokuqhekeka esimweni sokugqwala kwamanzi. Okuqukethwe okuphezulu kwe-chromium kwenze ukuba ukumelana kangcono nokuqhekeka okukhohlisayo nokukhohlakala kwe-crevice. Le alloy ingamelana ne-nitric acid kanye ne-organic acid, kepha ayilungile kangako ku-sulfuric acid ne-hydrochloric acid.
I-800H inokumelana kahle nokugqwala komoya kanye nosawoti ongasho lutho, kepha mhlawumbe ipipi elincane e-halide, futhi futhi nezindawo ezinhle kakhulu kungxube yamanzi, intuthu, umusi, umoya kanye nekhabhoni dioxide.

Ibhalansi yamakhemikhali ivumela i-alloy ukuthi ikhombise ukumelana kahle ne-caribuzization, oxidation kanye ne-nitriding atmosheres. I-800ht ngeke ifinyezwe ngisho nangemva kwezikhathi ezinde zokusetshenziswa ku-1200-1600 deg F Range lapho ama-sten amaningi angenamikhawulo eba brittle. Izici ezinhle kakhulu ezakha amakhaza ezihambisana ngokujwayelekile ezihambisana ne-nickel-chromium alloys ziboniswa nge-800ht. Lapho kubanda kumiswa kakhulu usayizi wokusanhlamvu ukhiqiza indawo engabonakali engabonakali ebizwa ngokuthi "ama-peel we-orange". I-800ht ingafakwa amasu ajwayelekile asetshenziswa kuma-steres angenasici.

I-ASTM A182 iyincazelo ejwayelekile ye-Alloy Steel Pipe Pipe ASTM A182 F11 FLACESES, ukufakwa kwakhiwe kanye nama-valve kanye nezingxenye. Lawa ma-alloy steel a182 grade f11 flanges enzelwe izinhlelo zokusebenza zokushisa eziphakeme.

Ukusebenza okuphezulu kwe-nickel alloys amasimu omuncu kawoyela negesi. I-ASTM B407 \ B358 Incoloy 800 elukhuni amapayipi anezinkulungwane ze-nickel nama-alloys aqinile asebenza ama-nickel anikela ngezinzuzo eziningi, njengamandla aphezulu, ubulukhuni, ukumelana okuhle kakhulu. I-ASTM B407 \ B358 Incoloy 800 Ipayipi lifakazele ukuthi liyinto ebalulekile futhi eguquguqukayo engaxazulula izinkinga ezahlukahlukene zokuklama nezezinkinga zohlelo lokusebenza. I-ASTM B407 \ B358 Incoloy 800 ipayipi iyenqaba izindawo zokushisa eziphansi ezinolaka kanye nezindawo ezishisa kakhulu zokushisa. Le alloy ine-weldamall enhle kakhulu futhi iyakwazi ukujoyina ngempumelelo namanye ama-alloys ngezingoma ezahlukene.

I-Alloy 625 ihlinzekwa ngokuvamile esimweni esiveziwe, ukuhlinzeka ngozolwazi oluphambili ngesikhathi sokubukwa kanye nensizakalo elandelayo. I-Incon 625 Alloy ithole ukuthi inokumelana nosawoti futhi usawoti noma amanzi abhulekiyo, lapho i-chloride ion ibangela ukuqina okukhohlisayo kanye nokuqina kwe-crevice ukuze kusungulwe. Ngenxa yalokhu, amapayipi okubutha igesi omuncu akhiwe nge-solid (noma i-clad) incoy alloy engu-625 futhi esetshenziswa ekushiseni kokushisa kwamanzi emanzini okuhlaziya, izitshalo zamandla, kanye nezinsizakalo eziphezulu zaphezulu ezivame ukudinga lokhu.

Ama-flanges we-ASTM A182 F5 enziwe nge-Alloy yensimbi ye-Chrome-Molybdenum ngakho-ke anokuphikiswa okuphezulu kwe-fracture. Isisindo sabo esiphansi siyathandwa futhi ngenxa yekhabhoni yabo ephansi ne-alloy ephezulu. Kumelana kakhulu nokuqhekeka kokugqwala kwe-sulfide futhi kungamelana nokuhlaselwa kwe-hydrogen.

Ukungezwa kwe-molybdenum ne-chromium kuya kuma-alloy akhona kuqinisekisa izakhiwo ezingcono zemishini kanye nezinga elithile lokuphikiswa ukubhujiswa. I-ASTM A182 F22 Class 3 Flanges inokumelana kahle nokonakala komkhathi wokugqwala kanye nokuphikiswa okuthile ekulinganiseni lapho kuvezwa amazinga okushisa aphezulu. Ukungezwa kwe-molybdenum kuya kuma-alloys ngokuvamile kuhlotshaniswa nokuqina okukhulu nobulukhuni. Ngakho-ke, lapho kufakwa ekubukeni kwamakhemikhali kwe-ASTM A182 F22 Class 1 Wnrf Flanges, ubulukhuni balo lunikeza i-alley inzuzo ngamamaki e-carbon ensimbi.

I-A182 iyi-rolled noma i-alloy Flange ecacisiwe yezinsizakalo zengcindezi ephezulu nezinhlelo. Sinikeza i-F11 Alloy Steel Flanges nge-carbon okuqukethwe kuze kufike ku-3%, okunikeza igumbi lokuvutha ama-flanges ukuthuthukisa ukufudumala kwalo nokwakheka, ngenkathi kukhulisa amandla abo jikelele.

I-Incoloy 800h inobubanzi obunqunyelwe we-carbon ongu-0,05 kuya ku-0.10%, okukhona engxenyeni engenhla yalokho kwe-incoloy 800, futhi ifakwa ngo-1149 kuya ku-1177 kuya ku-1038OC). Lo mehluko udlulisela ukuthi ube nokukhula okuphezulu kwengcindezi kanye nezindawo zokuziqhenya kune-incoloy 800.

I-800H ayinakuthuthukiswa ezinhlotsheni eziningi zeMediya. Okuqukethwe kwayo okuphezulu kwe-nickel kwenze kwaba nezingcindezi ezinhle zokulwa nokugqwala kwezinto zokuqhekeka esimweni sokugqwala kwamanzi. Okuqukethwe okuphezulu kwe-chromium kwenze kungamelana kangcono nokugqwala kokugqwala okukhohlisayo kanye nokuqhekeka kwe-crevice. Le alloy ingamelana ne-nitric acid kanye nokugqwayiza kwe-organic acid, kepha ayilungile kangako ku-sulfuric acid ne-hydrochloric acid.

I-Alloy 800 - Uchungechunge lwe-Aloy (Incoloy 800, 800h no-800ht) yi-nickel-iron-chromium superlosis enezindawo ezinhle kakhulu zamandla okushisa aphezulu kanye nokumelana ne-oxidation, ukumelana nezinye izinhlobo zokugqwala okushisa okuphezulu. Alloy 800, 800h no-800ht zisetshenziswa ezisetshenziswayo ezahlukahlukene ezivela ezingxenyeni zeFunece, amashubhu omlilo we-petrochemical aqhekekile ekufuneni kwezinto zokushisa kagesi.

Ama-Flanges ayingxenye ebalulekile yemboni yenqubo. Iningi lezimboni, kufaka phakathi uwoyela kanye negesi, ukwelashwa kwamanzi, kanye namandla kagesi enuzi, sebenzisa amapayipi avumela abezindaba ukuthi bagele phakathi kwezitshalo ezihlukile. Izakhi ezifana nokufakelwa kanye nama-flanges amapayipi we-SA105 asiza ukulawula ukuhamba kwabezindaba okushiwo.

I-ASTM A105 ihlanganisa ama-flanges e-carbon steel ekhethwe ama-carbon kanye nezinto zamapayipi zenkonzo yokushisa ephezulu kanye nezinga lokushisa eliphakeme ezinhlelweni zokucindezela. Kubandakanya ukufakwa, ama-valve kanye nezingxenye ezifanayo. Isisindo esiphezulu sokwenziwa okwenziwe kwaleveli okulandelayo yimibuthano eyi-10,000 (4,540kg). Ukuthethelelwa okukhudlwana kungenziwa ngokuya nge-266 \ A266m. Lokhu kucaciswa akumbozi amashidi e-tube kanye nokukhokhiswa kwe-cylinder

I-Carbon yensimbi iyinsimbi lapho into enkulu yokuhlanganisa ikhabhoni. Insimbi ibhekwa njengensimbi yekhabhoni lapho kungekho zidingo eziphansi ze-chromium, i-cobalt, molybdenum, nickel, titanium, tungsten noma ezinye izinto ezengeziwe. I-Carbon yensimbi ingenziwa nzima futhi iqine ngomuthi wokushisa. Lokhu kulukhuni kanye nezilinganiso zamandla kunqunywa ngokuqukethwe kwekhabhoni - okuphezulu okuqukethwe kwekhabhoni, okunzima futhi okunamandla kwensimbi kuzoba.

Insimbi emnene, luhlobo lwensimbi yekhabhoni. I-Carbon ikhona kuwo wonke ama-SINTS futhi lapho ikhabhoni yinto ebalulekile yokuhlanganisa ngendlela ebizwa ngokuthi yi-carbon yensimbi. Ngakolunye uhlangothi, inani lekhabhoni elikhona ngensimbi linquma uhlobo noma ibanga lensimbi yekhabhoni. Insimbi emnene inokuqukethwe okuphansi kwekhabhoni kwanoma iyiphi insimbi, kepha lokho akukwenzi kube nzima. Eqinisweni, insimbi emnene iyibanga lensimbi evame kakhulu, ukubalwa kwama-85% wokukhiqizwa kwe-U.S.

Amabanga a-694, F42 kuya ku-F70 (ngezicelo eziphezulu zevolumu). Ngenxa yamandla aphakeme ale ndaba, uzothola impahla enamandla amakhulu asetshenziswa kabanzi kwizinsizakalo zamapayipi. Ukukhokhiswa kwensimbi ye-alloy kune-chromium ephakeme kanye nokuqukethwe kwe-molybdenum kunokukhokhiswa okujwayelekile kwe-carbon yensimbi futhi kwenzelwe izinga lokushisa eliphakeme (ngaphezulu kwe-1000 * f), insizakalo ephezulu yengcindezelo. Baphinde babe nokumelana okuphezulu kokugqwala kunokukhonjiswa okujwayelekile kwensimbi ye-carbon ngenxa yokuqukethwe kwabo okuphezulu kwe-chromium.

Ama-flanges angu-A105 ayizingxenye ezenziwe nge-disc, ezivame kakhulu ebunjiniyela bePipeline. Ama-Flanges asetshenziswa ngababili futhi afaniswe nawo kuma-valve. E-Pipeline Engineering, ama-Flanges asetshenziselwa ukuxhumana kwepayipi. Kumapayipi adinga ukuxhunywa, ama-flanges angafakwa ngezindlela ezahlukahlukene. Ama-Flanges okuxhuma kwentambo angasetshenziselwa amapayipi aphansi aphansi, futhi ama-flanges we-welding angasetshenziselwa izingcindezi ezingenhla kwe-4 kg. Faka i-washer phakathi kwama-flanges amabili, bese uqinisa ama-bolts.

Ngokuvamile, okuqukethwe kwamahhala kwekhabhoni yamaphayiphu e-carbon yensimbi kuphansi kunaleyo fliten. Abazenzi ngokushesha okukhulu. Zikhafule futhi zikhanyise kahle ekwakheni, futhi amavutha athile anezinto ezinhle kakhulu zemishini. Izindlela ezimbi ezingalungile zivame ukubangela okusanhlamvu okubanzi noma okungajwayelekile; ukuqhekeka okuqinile nokukhuthaza mude kunama-flangetes asabekayo.

Kuleli lokushisa, ama-flanges ensimbi angaphezu kwama-300 degrees Celsius asavikelekile ekufomeni ngenxa yokugqwala. Amandla we-Duct nawo ahamba phambili emazingeni okushisa aphansi. Ukuqanjwa kwenziwa kuphela ngamathuluzi anikezwe izinto zensimbi engenasici. Kumele ihlanzwe kahle ngaphambi kokusetshenziswa. Lokhu kwenziwa ukuvikela insimbi engenacala kusuka ekungcoleni kwensimbi ye-corlode.

Izicelo ezijwayelekile ze-alloy zifaka i-pyrolysis ye-ethylene, ukuqhekeka kwe-hydrocarbon, ukuqhekeka kwe-vinyl chloride, i-diphenol ne-acetic acid. I-alloy nayo isetshenziselwa ama-valves, ukufakwa kwezinye nezinye izinto ezivezwe ekuhlaselweni kwe-forososive kusuka ngo-1100 kuya ku-1800 deg F.

Ibha eyindilinga esukela ku-3 \ 4 "ku-6" ububanzi, kanye nephepha elikhanyayo neplate. I-Incoloy 800 h Izinto ezibonakalayo zingahlinzekwa ngobude obuhleliwe, ukusika uku-oda noma kufakwe kwizidingo zamakhasimende. Imishini ifaka ukumba, imicu, ukugaya, ukwakheka kwe-CNC, ukujika, ukudonsa, amavutha kanye nabanye.

Ngokwengeziwe, izakhiwo ze-alloy zikwenza kube yindlela enhle kakhulu yezicelo zamanzi olwandle, kufaka phakathi ukukhululeka ekuhlaseleni kwasendaweni (okukhohlisayo kanye nokugqwala kwama-croring)

Sihlinzeka nge-ASTM A182 F11 ama-butt weld weld flanges nge-niobium ne-titanium engezwe kwizimboni zezimayini, zokwakha, ujantshi kanye nezimboni ze-aerospace zokumelana nokuzwela namandla amakhulu. Sibheka kakhulu izitayela zemakethe futhi sidinga ukusungula imikhiqizo emisha, ememe futhi enomnotho engenziwa ngokwezifiso. Imikhiqizo yethu iqinisekiswe ngokuphelele futhi i-100% ihlala isikhathi eside.

Ama-Flanges we-Butt Weld asetshenziswa ngokujwayelekile kuzinhlelo zokusebenza lapho ingcindezi ephezulu ixaka khona. Ububanzi obungaphakathi we-Flange yakhelwe ukufanisa ububanzi bephayili. I-Bust Weld Pipe Flanges enama-hubs ayatholakala ngosayizi oshicilelwe kusuka ku-1 \ 2 "kuya ku-96". Inkampani yethu yenza i-butt Weld Flanges kuwo wonke amabanga abonakalayo, osayizi nosayizi.

I-F11 FLANES yenziwa ngezinto ezisezingeni eliphakeme eziluhlaza ukwenza kahle ngisho nasezindaweni ezinzima kakhulu. Leli thebula lesisindo liyatholakala futhi imikhiqizo yenziwa ngokusekelwe kulo. I-Alloy Steel F11 Flange Ukucaciswa, uhlobo lobuso luqala ngobuso obucaba, ubuso obuphakanyisiwe, ukuhlanganiswa kwendandatho, njll. Lezi zisetshenziswa kuzinhlelo zokusebenza lapho ukumelana nokugqwala okujwayelekile kuyadingeka.

Ibanga F22 liyibanga lensimbi eliphansi elinokuqukethwe kwe-chromium phakathi kuka-2% no-2,5%. Okuqukethwe kwe-chromium ne-molybdenum kuyinto kabili lelo grade f11. Kodwa-ke, ngenxa yokuqukethwe okuphezulu kwazo zonke izinto ezenziwayo ezifika ku-5%, kuhlukaniswa njengebanga lensimbi ephansi. Njengebanga lensimbi ephansi le-alloy, i-ASTM A182 F22 FFASES FLANGEFF CARBHONE STEB, ikakhulukazi kuzinhlelo zokusebenza ezibandakanya amazinga okushisa aphezulu.

I-Inxotel Alloy 600 tubing yenziwa kusuka ku-non-chromium alloy eyaziwa ngokuthi ukumelana kwayo okuhle koxidation emazingeni okushisa aphezulu. Eqinisweni, i-Incontel Alloy 600 (ANC N06600) yenzelwe ukusetshenziswa kusuka ku-Crygenic kuya kumazinga okushisa aphezulu kuze kube yilapho kudlula ama-deginis angama-600 anezinkinga eziphakeme ngokusebenza okuhle, futhi kuyabonakala ngaphandle kobunzima. Infol? I-Alloy 600 ayikholeki lukhuni, lukhuni futhi luqiniswa kuphela ngomsebenzi obandayo.

Ngoba zikhiqizwa ngokuya ngokucaciswa kwe-ASTM A182, zidinga ukufeza izidingo ezithile, njengokuthola izakhiwo ze-Revel and Tensile. Ezinye izakhiwo zemishini ezidingekayo ku-SA182 F22 Flanges ezihlanganisiwe zifaka ubulukhuni be-Brinell kanye nokufana okuningana. Ukuze uthuthukise izakhiwo ze-alloy, lezi zingxenye zidinga ukubhekana nenqubo yokwelashwa okushisa kusengaphambili. Lezi zinhlamfanelo zifaka phakathi uhlobo lokushisa olusetshenziswa ku-ASTM A182 F22 Flay Flange kanye lokushisa lapho lwenziwa khona. Ngesikhathi sokwelashwa kokushisa, ngaphezu kwenqubo yokucisha ezokwenziwa, ezinye izimfanelo zifaka phakathi nendawo i-ASTM A182 F22 F22 F22 F22 Flange.

Ama-flanges angama-SS 347 asetshenziswa emazingeni okushisa ama-cryogenic kanye namazinga okushisa aphezulu kanye nokugqoka okuphezulu kanye nezicelo zokugqoka eziphakeme

I-Alloy Steel A182 F5 FLAGE WNRF FLOnges inezintambo ezi-Weldited zamandla angeziwe nokubamba. Lokhu kungasetshenziswa ngaphansi kwe-High Pressure Ges kanye nokugeleza koketshezi njengoba kungubufakazi obuvuzayo. Zingasetshenziswa nasemazingeni okushisa aphezulu kakhulu futhi aphansi kakhulu, njengoba intamo ebekiwe inganciphisa kakhulu ukuvuza. Ubuso obuphakanyisiwe buhlinzeka ngokubamba okukhulu ngokubopha noma ukufudumeza.