? I-ASTM A350 LF1 ku-LF3 (Izinga lokushisa le-Carbon Steel)

I-A105 Flange Lawa athuthukiswa futhi akhiqizwa ngezimo namafomu ahlukene. I-Farbon Steel Flange enezintamo zabo ezinama-welded zikhethwa kahle ngamapayipi ngengozi yokuqothuka kwengcindezi.

I-A515 Ibanga lama-70 Carbon Carbon lingafakwa emikhunjini yokucindezela ukuze uthole insiza yokushisa ephezulu. Imishini yayo ilungile, ifana nensimbi evamile yekhabhoni.

Ukucaciswa kwe-ASTM I-A106 Ihlanganisa i-Steamless Carbon Insimbi Eminal Doll Pipe yensizakalo ephezulu yokushisa, efanelekile ngokugoba, ukugcwala kanye nokusebenza okufanayo. I-NPS 1-1 \ 2 nangaphansi kungenzeka ukuthi i-Hot iqedwe noma kubanda. I-NPS 2 nenkulu izovutha iqedwe ngaphandle kokuthi ichazwe ngenye indlela. Amazinga okuqeda okungaphezulu achaziwe ekucacisweni.

I-ASTM A333 Ibanga 6 Ipayipi liyipayipi lensimbi yekhabhoni elihlangabezana nezindinganiso ze-ASTM, ASME ne-API. Uchungechunge lwe-Pipe luyatholakala kumabanga 1 kuya ku-11 nosayizi kusuka ku-1 \ 2 "kuya ku-48".

Ama-flase e-Carbon iron ajwayele ukwamukela insimbi emnene noma insimbi ephansi yekhabhoni, ngoba ifaka amaphesenti amancane ekhabhoni, eqinile futhi enzima kodwa anothuli kalula. Okuthi ngezindleko eziphansi nezinto ezibonakalayo ezingasetshenziselwa izinhlelo eziningi.

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

Ama-Flango ensimbi ahlinzeka ngokufinyelela okulula kokuhlanza, ukuhlola noma ukuguqulwa. Imvamisa ziza ngezimo eziyindilinga kepha nazo zingafika ngezindlela zesikwele nezinxantathu. Ama-flanges ahlanganiswe komunye nomunye ngokubopha futhi ajoyine ohlelweni lwamapayipi ngokushiswa noma ethangothini futhi aklanyelwe izilinganiso ezithile zengcindezelo; I-150lb, 300lb, 400lb, 600lb, 900lb, 1500lb kanye 2500lb. 9 ntange kungaba yipuleti lokusemboza noma ukuvala ukuphela kwepayipi noma ukuvala ukuphela kwepayipi noma ukuvala ukuphela kwepayipi noma ukuvala ukuphela kwepayipi noma ukuvala ukuphela kwepayipi noma ukuvala ukuphela kwepayipi. Lokhu kubizwa ngokuthi yi-flange eyimpumputhe. Ngakho-ke, ama-flanges abhekwa njengezakhi zangaphakathi ezisetshenziselwa ukusekela izingxenye zemishini .-- zhengzhou Huitong Pipeline Equipment Co, Ltd.

Ukuze udlulise ipayipi, kuyadingeka ukususa i-hose eqondile epayipini. Lapho usebenzisa amapayipi ahlukahlukene, kufanele kusetshenziswe amapayipi ahlukahlukene. Lapho kusetshenziswa ipayipi, i-elbow kumele isetshenziselwe ukushintsha usayizi wepayipi. Lapho u-bifurcating, ipayipi elinezindlela ezintathu i-Flange uxhumano olusetshenzisiwe lapho i-joint isetshenziswa ama-pipeline ahlukahlukene amahle, ukuze ifinyelele ekukhuliseni okuhlangene noma ukugcwaliswa okuhlangene okuhlangene noma ukukhishwa okusebenzayo okubandayo kanye nokuhlangana okubandayo okuhlanganisiwe kusetshenziselwa ukuxhumana kwepayipi. , Ekuxhumaneni kwamathuluzi ahlukahlukene, kukhona nezixhumi nama-plugs esigaba sensimbi.

Njengoba okuqukethwe kwe-carbon element kukhuphuka, insimbi izoba nzima futhi ibe namandla ngemuva kokwelashwa okushisa. Ngokuphambene nalokho, kube yinhle. Kulapho uma kungekho khona ukwelashwa okushisa, i-carbon ephakeme izokwehlisa ukufudumala.

I-A105 Carbon Steel iyinsimbi ngokuqukethwe okulinganiselayo kwekhabhoni. Lokhu kwenza kube kuhle ngezicelo ezidinga amandla amahle nokuqina, njengezinto zokucindezela kanye namapayipi.

I-ASTM A105 (eyaziwa nangokuthi i-ASME SA 105) ihlanganisa izakhi ze-carbon ezingenamthungo ze-carbon zensimbi ebekwe ekusetshenzisweni kwezinhlelo zokucindezela ku-ambient kanye nensizakalo ephezulu yokushisa.

Lezi zinto zokufakelwa ziqukethe insimbi ebulewe, ukuthethelelwa, imigoqo, amapuleti, imikhiqizo yamapayipi yensimbi ye-butt ye-butt welding, okuvame ukufakwa ngamapayipi ensimbi we-a106, A53, i-GR.B.

Njengoba ezinye izinto zokwenziwa zingaphansi kwe-1% yokwakheka, lezi zibizwa ngokuthi yi-carbon stebiles.carbon iron astm a105 flange zenziwe ngensimbi yensimbi noma yensimbi emnene. Ukwakheka kwezinto ezibonakalayo kungaba nekhabhoni, i-manganese, phosphorus, isibabule nensimbi ekwakhiweni.

Ukuze udlulise ipayipi, kuyadingeka ukususa i-hose eqondile epayipini. Lapho usebenzisa amapayipi ahlukahlukene, kufanele kusetshenziswe amapayipi ahlukahlukene. Lapho kusetshenziswa ipayipi, i-elbow kumele isetshenziselwe ukushintsha usayizi wepayipi. Lapho u-bifurcating, ipayipi elinezindlela ezintathu i-Flange uxhumano olusetshenzisiwe lapho i-joint isetshenziswa ama-pipeline ahlukahlukene amahle, ukuze ifinyelele ekukhuliseni okuhlangene noma ukugcwaliswa okuhlangene okuhlangene noma ukukhishwa okusebenzayo okubandayo kanye nokuhlangana okubandayo okuhlanganisiwe kusetshenziselwa ukuxhumana kwepayipi. , Ekuxhumaneni kwamathuluzi ahlukahlukene, kukhona nezixhumi nama-plugs esigaba sensimbi.

Ukucaciswa kwe-ASTM A234 kunamabanga amaningi, njenge-WPB, i-WPC, i-WP5, WP9 WP11, WP12, WP22, WP91 nokunye. Kukhona ingcindezi ye-ASTM A234 WPB Pipe Fittings ku-1 \ 2 amayintshi kuya kumasentimitha angama-24 abahlangene abanobukhulu obukhulu abanobukhulu obuhlukile odongeni oluhambelana namashejuli.

I-Elbow A234 WPB idonswa izigaba ezimbili ezichaza ibanga lapho zishintsha khona indlela.

Ukuze udlulise ipayipi, kuyadingeka ukususa i-hose eqondile epayipini. Lapho usebenzisa amapayipi ahlukahlukene, kufanele kusetshenziswe amapayipi ahlukahlukene. Lapho kusetshenziswa ipayipi, i-elbow kumele isetshenziselwe ukushintsha usayizi wepayipi. Lapho u-bifurcating, ipayipi elinezindlela ezintathu i-Flange uxhumano olusetshenzisiwe lapho i-joint isetshenziswa ama-pipeline ahlukahlukene amahle, ukuze ifinyelele ekukhuliseni okuhlangene noma ukugcwaliswa okuhlangene okuhlangene noma ukukhishwa okusebenzayo okubandayo kanye nokuhlangana okubandayo okuhlanganisiwe kusetshenziselwa ukuxhumana kwepayipi. , Ekuxhumaneni kwamathuluzi ahlukahlukene, kukhona nezixhumi nama-plugs esigaba sensimbi.

Ama-Flanges ayingxenye ebalulekile yokucubungula izimboni ezenzelwe. Iningi lezimboni, kufaka phakathi i-oyili negesi, ukwelashwa kwamanzi kanye nokuphekelwa kwamandla kwenuzi kwenuzi kwenza ukusetshenziswa kwamapayipi, okuvumela ukuhamba kwabezindaba kumayunithi ahlukene efektri

I-ASTM A420 ingukucaciswa okujwayelekile kokufakwa kwamapayipi kwensimbi ye-carbon kanye nensimbi ye-alloy esetshenziselwa izinsizakalo zokushisa eziphansi. I-WPL6 iyinto esetshenziswa kakhulu yebanga elingaphansi kwe-A420.

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.

I-A515 GR.70 isetshenziswa ekwakhiweni kwama-boilers aklanyelwe ukumelana nengcindezi yangaphakathi yemikhumbi yengcindezi, ama-boilers nama-valve.

Ukucaciswa kwe-ASTM I-A106 Ihlanganisa i-Steamless Carbon Insimbi Eminal Doll Pipe yensizakalo ephezulu yokushisa, efanelekile ngokugoba, ukugcwala kanye nokusebenza okufanayo. I-NPS 1-1 \ 2 nangaphansi kungenzeka ukuthi i-Hot iqedwe noma kubanda. I-NPS 2 nenkulu izovutha iqedwe ngaphandle kokuthi ichazwe ngenye indlela. Amazinga okuqeda okungaphezulu achaziwe ekucacisweni.

I-ASTM A333 Ibanga 6 Ipayipi liyipayipi lensimbi yekhabhoni elihlangabezana nezindinganiso ze-ASTM, ASME ne-API. Uchungechunge lwe-Pipe luyatholakala kumabanga 1 kuya ku-11 nosayizi kusuka ku-1 \ 2 "kuya ku-48".

Ama-Flango ensimbi ahlinzeka ngokufinyelela okulula kokuhlanza, ukuhlola noma ukuguqulwa. Imvamisa ziza ngezimo eziyindilinga kepha nazo zingafika ngezindlela zesikwele nezinxantathu. Ama-flanges ahlanganiswe komunye nomunye ngokubopha futhi ajoyine ohlelweni lwamapayipi ngokushiswa noma ethangothini futhi aklanyelwe izilinganiso ezithile zengcindezelo; I-150LB, 300LB, 400LB, 600LB, 900LB, 1500LB no-2500lb.

Ubulukhuni obujwayelekile bensimbi emnene yi-RB70 \ 85. Izingxenye ezidinga amandla aphezulu kanye nokuvimbela ukumelana noma ukusetshenziselwa ezingxenyeni ezibucayi kungaba ngamawakhethi kusuka ku-carbon yensimbi noma icala eliqinile ngemuva kokuqanjwa. I-Chromate Coatings inganikeza ukuvikelwa kokugqwala. Ama-washer wensimbi yekhabhoni asetshenziselwa ukuqinisa ezimbonini ezahlukahlukene.

Izixhumi ze-Carbon zensimbi Flange nezixhumi ze-Flange ezenziwe ngokuyisisekelo ngensimbi yekhabhoni. Amazinga ajwayelekile afaka i-ASTM A694, ASTM A105N (SA105n), i-MSS SP-44, DIN 2533. Izilinganiso zengcindezelo ezihambisana ne-Class 150 kuya ku-2500.

Inani lezinye izinto ezingaba khona ngensimbi engenasici alinakulinganiswa ngokuqhathaniswa nensimbi yekhabhoni. Isici esiphawuleka kakhulu sensimbi engenasici ukuthi akulula ukulungiswa noma ukugqwala. Ukugwema ukugqwala kuyimpahla eyingqayizivele yensimbi, njengoba amansimbi aphansi kakhulu akhiwe ngensimbi, evutha ngokushesha lapho evezwa ku-oksijini evamile ophefumulayo.

Singabakhiqizi, abahlinzeki kanye nabathengisi bamanye amazwe e-carbon steel A105 \ A105N FLANES, okuyinto, umphakathi waseMelika wokuhlola izinto ze-carbon-wensimbi, ezisebenza ezinhlelweni ze-carbon-steel ezinamazinga okushisa asekamelweni kanye namazinga okushisa aphakeme kunawo.

Ezindaweni eziphakeme zokushisa, imigoqo eyisikwele ye-Carbon Steel LF3 ingasetshenziswa ngempumelelo. Amabha amaningi e-Carbon Steel LF3 asetshenziswa ekwakhiweni kwezakhiwo, amabhuloho nemikhumbi. Imishini yezemithi ivame ukusebenzisa izinduku ze-thron zensimbi ye-LF3 ye-LF3. Imigoqo eyindilinga ye-Carbon Insimbi ye-LF3 nayo isetshenziselwa kabanzi kwabashisi bokushisa nama-valve. Ngokusho kwe-CS ASTM A350 GR LF2, ukuthethelelwa kufanele kuvunyelwe ukupholisa ngokuvamile ngaphansi kwebanga labo lokuguqula ngemuva kokusebenza okushisayo ngaphambi kokusebenza ngokushisa kokwelashwa okushisa. Ngaphezu kwamabanga we-LF787, amabanga we-ASTM A350 LF2 Ibanga loku-1 no-2 kumele anikezwe esimweni esijwayelekile. Ama-flanges we-a350 lf2 butt atholakala esimweni esenziwe ngendlela ejwayelekile futhi enolaka noma isimo esicishiwe nesintu.

Ku-ht Pipe. Sitshala imali kwimithombo ye-premium nobuchwepheshe obuthembekile kanye nemishini. I-NISPL inikeze umfutho ezimbonini ezimbalwa ngesikhathi seminyaka emithathu edlule, ngemikhiqizo yayo evelele kanye nezinsizakalo ezingejwayelekile.

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.

Ezindaweni eziphakeme zokushisa, imigoqo eyisikwele ye-Carbon Steel LF3 ingasetshenziswa ngempumelelo. Amabha amaningi e-Carbon Steel LF3 asetshenziswa ekwakhiweni kwezakhiwo, amabhuloho nemikhumbi. Imishini yezemithi ivame ukusebenzisa izinduku ze-thron zensimbi ye-LF3 ye-LF3. Imigoqo eyindilinga ye-Carbon Insimbi ye-LF3 nayo isetshenziselwa kabanzi kwabashisi bokushisa nama-valve. Ngokusho kwe-CS ASTM A350 GR LF2, ukuthethelelwa kufanele kuvunyelwe ukupholisa ngokuvamile ngaphansi kwebanga labo lokuguqula ngemuva kokusebenza okushisayo ngaphambi kokusebenza ngokushisa kokwelashwa okushisa. Ngaphezu kwamabanga we-LF787, amabanga we-ASTM A350 LF2 Ibanga loku-1 no-2 kumele anikezwe esimweni esijwayelekile. Ama-flanges we-a350 lf2 butt atholakala esimweni esenziwe ngendlela ejwayelekile futhi enolaka noma isimo esicishiwe nesintu.

I-ASTM A350 (ASME SA350) ukucaciswa okujwayelekile kwensimbi ye-carbon kanye ne-alloy ephansi yensimbi evuthayo kanye nokufakwa kwezinsizakusebenza kwezinsizakalo zokushisa eziphansi. Ama-flanges we-ASTM A350 LF2 angena e-Welding noma ezinhlotsheni zesikulufa. Ama-Flanges ahlanjululwe noma ahlanganiswe kanye namapayipi okwenza ukuxhumana phakathi kwamapayipi. Ukwelashwa okushisa okusetshenziswa ngabakhiqizi ku-carbon steel A350 LF2 Flanges kufaka phakathi ukwelashwa okujwayelekile, ukufutheka, ukujuluka kanye nokwelashwa kokushisa kwezulu.