304 Izicucu zensimbi ezingenasici zokuphuza amapayipi okuphuza

Ukufakwa kwensimbi engenasici njenge-304 no-316l kungasetshenziswa kuzo zonke izinhlobo zamanzi, kufaka phakathi amanzi okuphuza ekunikezelweni komphakathi. Banokumelana okuhle kakhulu ohlwini oluphelele lwamanzi aphathekayo, kufaka phakathi amazinga ahlukahlukene we-chloride. Ekupheleni kwempilo yayo ewusizo, insimbi engenacala isebenza kabusha futhi igcina inani eliphakeme le-scrap elisalayo kunensimbi eyejwayelekile yensimbi.

Ukuze izinhlelo zokusebenza ze-Pers Mill ezidinga amamaki aphansi angenawo ukumelana nokwanele. Kususelwa kokuqukethwe kwe-chromium engama-22%, bane-auntenitic ehlanganisiwe: i-fisscitic fickscucture enikeza amandla amakhulu, ukumelana nokugqwala kanye nokusebenza kwezindleko.

I-nickel alloy iqinisekisiwe okubili (800h \ t) futhi ihlanganisa izakhiwo zombili amafomu. Incoloy 800h \ ht alloy yenzelwe izinhlelo zokusebenza eziphezulu zokushisa.

Izinto ezimfishane ze-radius elbow ezisetshenziswayo emgqeni wethu ojwayelekile wokukhiqiza zifaka phakathi okuhlukahlukene. Ama-elbows amafushane akhiqizwa ngezinto ezisezingeni eliphakeme ezifana ne-hastelloy, i-monel, i-nickel, infolmal, i-titanium, i-talbon, i-nickel 90 \ 50 neCopper Nickel 70 \ 3. Lokhu kufakelwa kungenziwa ngamafuphi ahlukahlukene amafushane amafushane amabanga angenacala afana ne-ASME \ ASPM SA \ 34, 373l, 304 \ 306l, 304 \ 36l, i-DIN1401, DIN 1.4404.

I-Weld Fittings yeWeld inezakhiwo ezikhethekile zamakhemikhali kanye namandla aphezulu kanye nokumelana okuhle kokugqwala. Ngakho-ke leli banga lisetshenziselwa ukukhiqiza okufanele. I-SA 815 S31803 ende \ i-radius emfushane i-elbow ibonisa ukumelana okuvelele ekuphapheni, ukugqwala kwe-crevice futhi kube nokushiswa okuhle kakhulu. Baphelele uma umuntu efuna ipayipi eliqinile elinokwakheka okuhle. I-ASME B16.9 WPS IS31803 I-Elbow nayo ibuye iveze ukumelana okuhle kwezindawo ze-acetic nezasolwandle.

304 no-304l bangama-alloys e-auntenitic, okusho ukuthi i-carbide yensimbi noma isixazululo esiqinile sekhabhoni e-carbon ku-iron kusetshenziselwa ukuhambisa ukumelana nokuqina kwensimbi engagqwali. Senza insimbi engenasici 304 \ 303l ukufakwa kwakhiwe e-socket wever kanye ne-threaded forms kanye nensimbi engagqwali 304 \ 304l ama-elbows ngamasayizi ajwayelekile nangewona ajwayelekile nge-und radii kusuka ku-1D. Sinikeza ukulethwa kwesitoko kwensimbi engenasici 304 \ 304l ukufakwa, insimbi engagqwali 304 \ 304l flanges kanye nensimbi engagqwali 304 \ 304l ukugoba ezinhlotsheni ezahlukahlukene nezinhlobo.

Ukucaciswa kwe-UNS S31803 (ASTM F51) kudluliselwe kakhulu yi-UNS S32205 (1.4462, ASTM F60). Lokhu kukhombisa isifiso sabo sokwandisa izakhiwo zokugqwala kwe-alloy, ngenxa yokuthuthukiswa kwenqubo yokwenza insimbi ye-AOD, okuvumela ukulawulwa okunzima kokwakheka. Ngaphezu kwalokho, kuvumela ukuthonya izinga lesengezo le-nitrogen kunokuba nje likhona njengento yangemuva. Ngakho-ke, amamaki aphezulu aphezulu kakhulu afuna ukukhulisa okuqukethwe kwe-chromium (CR), i-molybdenum (mo) ne-nitrogen (n).

I-Monel 400 iyi-alloy ye-nickel-Copper (cishe ngo-67% NI ¨c 23% Cu) emelana namanzi asolwandle kanye nama-caustic solutions ezindaweni eziningi ze-acidic ne-alkaline ezifanelekile ngokunciphisa izimo. Ukuhlehlisa okuhle nokusebenza okushisayo okulungele izinhlelo zokusebenza zamanzi olwandle.

304 no-304l bangama-alloys e-auntenitic, okusho ukuthi i-carbide yensimbi noma isixazululo esiqinile sekhabhoni e-carbon ku-iron kusetshenziselwa ukuhambisa ukumelana nokuqina kwensimbi engagqwali. Senza insimbi engenasici 304 \ 303l ukufakwa kwakhiwe e-socket wever kanye ne-threaded forms kanye nensimbi engagqwali 304 \ 304l ama-elbows ngamasayizi ajwayelekile nangewona ajwayelekile nge-und radii kusuka ku-1D. Sinikeza ukulethwa kwesitoko kwensimbi engenasici 304 \ 304l ukufakwa, insimbi engagqwali 304 \ 304l flanges kanye nensimbi engagqwali 304 \ 304l ukugoba ezinhlotsheni ezahlukahlukene nezinhlobo.

I-nickel 800h inciphisa ukufakwa kwamapayipi we-buttled belded nayo isetshenziswa ekushiseni kokushisa, ukukhwabanisa, imikhumbi yokucindezela, njll.

I-MSS-SP43 ende ye-radius elbows, iqonde futhi inciphise-on-the-outlet, amakhethini e-LAP, ama-radius 180 degree Return, usayizi wokunciphisa i-eccentric, usayizi we-eccentric odongeni: 1 \ 2

I-Duplex Steel S31803, i-S32205 Fittings ye-S32205 i-Seamless PipEAS I-COWSACY futhi inenhlekile futhi i-ductile ngisho nasemazingeni okushisa aphansi. I-Duplex steel is s31803 butt welded ipayipi ukufakwa kwamapayipi ngokuvamile inokuphikiswa okuhle kakhulu ngokuqhathaniswa namanye ama-autenitic steel.

Umgomo DI?

Ingxenye ye-molybdenum ebangeni lama-316 ama-elbows wepayipi ithuthukisa ukumelana kokugqwala, ukumelana nokuphamba ku-chloride ion solutions, kanye namandla aphezulu okushisa. Lokhu kufakwa kwamakhemikhali kwandisa ukumelana kokugqwala kuma-chloride we-ping futhi kwandisa amandla okushisa aphezulu. I-ASTM A403 WPP316 180 degree elbows inconyelwe umsebenzi wokuthumela anveling ukwenza ngcono ukumelana nokuqina. Itholakala ngokujwayelekile emikhiqizweni yezemidlalo, imikhiqizo yentsha, kanye ne-headgear ehlukahlukene, laba bantu abahlukahlukene abangama-316L kanye nama-ancuctical aklanyelwe ukusetshenziswa nge-webbing noma ekopeleni.

I-ASTM A403 WPP31H iyi-carbon ephakeme (0.04¨c0.10) inguqulo ye-alloy. Yakhelwe ukumelana nokuvuselelwa okuthuthukile kanye namandla aphezulu emazingeni okushisa angenhla kwe-1000¡Ãf (537¡Ãc). Ezimweni eziningi, okuqukethwe yikhabhoni yepuleti kunika amandla isitifiketi esimbili. I-Alloy 321 ayinakuba nzima ukwelashwa kokushisa, kuphela ngokusebenza kubanda. Ingafakwa kalula futhi icutshungulwe yimikhuba yokuqamba ye-stack shop evamile.

I-nickel 800h inciphisa ukufakwa kwamapayipi we-buttled belded nayo isetshenziswa ekushiseni kokushisa, ukukhwabanisa, imikhumbi yokucindezela, njll.

I-MSS-SP43 ende ye-radius elbows, iqonde futhi inciphise-on-the-outlet, amakhethini e-LAP, ama-radius 180 degree Return, usayizi wokunciphisa i-eccentric, usayizi we-eccentric odongeni: 1 \ 2

Izakhiwo zemishini zokufakelwa kwe-Incon 718 zithakazelisa kakhulu, okwenza kuthandwe emikhakheni ehlukahlukene. Isibonelo, i-ASTM B366 EX N07718 Ukufakwa kwama-Incons 718 Ukufakwa kwamandla okuphakama okuphezulu kumazinga okushisa aphakeme afinyelela kuma-degree angama-700.

Kunconywa ukugcwaliswa kwe-WPHY 52 Kunconywa ukuthi kushiswe ukwelashwa okukodwa noma ngaphezulu kwalezi zinqubo ezilandelayo: Ukukhishwa kwengcindezi), okujwayelekile, ukufudumala nokufutheka, lokhu kufakwa amapayipi wepayipi ebanga eliphakeme, kuqinile.

Insimbi engenasici angama-316 asetshenziselwa amapayipi ezinhlelweni zamapayipi ukuxhuma amapayipi aqondile ukuze uvumelanise nosayizi nobukhulu obuhlukile, futhi uzuze inhloso yokulawula ukugeleza koketshezi. Isetshenziswa ezinhlelweni zamapayipi ukulawula ukulethwa kwamanzi, igesi noma imfucuza ewuketshezi ezindaweni ezentengiso noma zasekhaya.

I-Butt Weld Pipe Fitting yenzelwe ukuthi ifakwe kwisayithi ezindaweni zayo (ama) ukuxhuma amapayipi (s) ndawonye futhi avumele ushintsho kububanzi obuhle noma ngepayipi, noma ephepheni noma ekuphelisweni.

Yini eyenza lokhu kusetshenziswa okunye okusebenzayo ukuthi okuqukethwe kwe-nickel okusetshenziselwa abakhiqizi ukukhiqiza ukufakwa kwamapayipi kwensimbi okubili-we-welded kuphansi kunalokho kwe-super-duplex steel. Ngenkathi ukuncishiswa kokuqukethwe kwe-nickel kunikeza izici zensimbi eziphansi zemishini, okuqukethwe okuphezulu kwe-molybdenum ne-chromium cishe kwenza ukuntuleka kwe-nickel ekuhambeni kwensimbi engagqwali.

I-ASME B16.49 30¡Ã 45¡Ã 60¡Ã9¡Ã 90¡Ã♥ 60¡Ã♥
Amapuleti we-nickel alloy namashidi namakhoyili

I-MSS-SP43 ende ye-radius elbows, iqonde futhi inciphise-on-the-outlet, amakhethini e-LAP, ama-radius 180 degree Return, usayizi wokunciphisa i-eccentric, usayizi we-eccentric odongeni: 1 \ 2

Le yi-nickel-Copper, i-alloy eqinile eqinile enzima kuphela ngokusebenza kubanda. Inamandla aphezulu nokuqina kobubanzi obubanzi bokushisa futhi imelana nezimo eziningi ezilonakalisayo.

I-S31803 uhlelo lokufaka izinombolo oluhlanganisiwe (ama-UNS) lwensimbi yokuqala yensimbi engenacala. Uhlelo olungeyena lwakhiwa amaqembu amaningi okuhweba ngawo-1970s ukunciphisa ukudideka lapho i-alloy efanayo ibizwa ngezinto ezahlukene, futhi okuphambene nalokho. Insimbi ngayinye imelelwa yincwadi elandelwa izinombolo ezinhlanu, lapho incwadi imele uchungechunge lwensimbi, i.e. s ngensimbi engagqwali.

Ukufakwa kwethu kuhlinzekwa futhi kwenziwa ngokuya nge-ASTM STD, zonke izinto zokwakha zilinganiswa endaweni yokushisa efanele ukuze zilondoloze amandla azo, futhi zihlala zihambisana. I-SPI yakha amapayipi e-carbon iron futhi izitoko zazo ngezidingo eziphuthumayo zamakhasimende ethu.

Ukufakelwa kusetshenziselwa ukuguqula ukuqondiswa kwepayipi. Indlela elula ukugoba ipayipi. Kodwa-ke, yelula futhi itholwa udonga lwangaphandle lwepayipi. Ibuye ibe khona izindonga zangaphakathi zepayipi. I-2205 Ukufakwa Kwensimbi Engagqwali kwaziwa nge-autenitic yabo kanye ne-Ferritic miscructures yabo. Bakhombisa izakhiwo zazo zombili lezi zifundo. I-ASME sa815 duplex butt butt butt welded ipayipi ukufakwa kokuphikiswa okwenziwe ngcono kwasendaweni ngokuqhathaniswa namabanga angama-316 no-317.

Ukufikelwa kwensimbi okungenasici kufana nokuhlanganisa, kepha kungavinjelwa futhi kunamathiselwe kupayipi bese kubuyele emuva ukuze kuxhumanise. 316 Ukufakwa kwensimbi okungenasici kwensimbi kusetshenziswa epayipi lamanzi, igesi yemvelo, ezokukhiqiza kanye nezimboni zamandla ezitshalo zenuzi nezenuzi.

I-nickel 800h inciphisa ukufakwa kwamapayipi we-buttled belded nayo isetshenziswa ekushiseni kokushisa, ukukhwabanisa, imikhumbi yokucindezela, njll.

I-MSS-SP43 ende ye-radius elbows, iqonde futhi inciphise-on-the-outlet, amakhethini e-LAP, ama-radius 180 degree Return, usayizi wokunciphisa i-eccentric, usayizi we-eccentric odongeni: 1 \ 2

304 no-304l bangama-alloys e-auntenitic, okusho ukuthi i-carbide yensimbi noma isixazululo esiqinile sekhabhoni e-carbon ku-iron kusetshenziselwa ukuhambisa ukumelana nokuqina kwensimbi engagqwali. Senza insimbi engenasici 304 \ 303l ukufakwa kwakhiwe e-socket wever kanye ne-threaded forms kanye nensimbi engagqwali 304 \ 304l ama-elbows ngamasayizi ajwayelekile nangewona ajwayelekile nge-und radii kusuka ku-1D. Sinikeza ukulethwa kwesitoko kwensimbi engenasici 304 \ 304l ukufakwa, insimbi engagqwali 304 \ 304l flanges kanye nensimbi engagqwali 304 \ 304l ukugoba ezinhlotsheni ezahlukahlukene nezinhlobo.

I-ASME B16.9 ama-elbows amade emile, i-radius ende enciphisa ama-elbows, ama-radius ama-radius ama-elbows, anciphise iziphambano, ukunciphisa iziphambeko eziqondile, ukunciphisa iziphambeko eziqondile, ama-cap, usayizi we-stlet: 4 \ 2 "-48" Wall Ubukhulu: Sch5S-Schxxs

I-SS 317l Elbows ifana nebanga elijwayelekile elingenacala Amazinga aphezulu walezi zinto ku-317l Fittings ensimbi engenasici aqinisekisa ukumelana okuhle kakhulu kwe-chloy ku-chloride pittipt kanye nokugqwala okujwayelekile.

Lokhu kufanele kube yingxenye yohlelo lokuhambisa uketshezi (uwoyela, igesi, umusi, amakhemikhali, ...) ngendlela ephephile futhi ephumelelayo, amabanga amafushane noma amade.

I-ISO, DIN, JIS Zonke izinhlobo zomkhiqizo we-buttwelding noma njengomdwebo wekhasimende njengesidingo seklayenti