Amapayipi ensimbi engagqwali angenamthungo abe ebaluleke kakhulu kuzo zonke izigaba zezimboni, ngenxa yokumelana nokugqwala kwawo okukhethekile, amandla, nokwethembeka ezindaweni eziyingozi kakhulu. Ngokungafani namapayipi ashiselwe, izinhlobo ezingenamthungo zenziwa ngaphandle kokuhlanganisa, okuholela ekwakhiweni okufanayo kanye nezakhiwo ezithuthukisiwe zemishini. Lesi sihloko sihlola izindinganiso ezinkulu zomhlaba jikelele ezilawula amapayipi angenazihibe ensimbi engenamthungo, ngokuhambisana nokubheka okujulile kobubanzi bohlelo lwabo lokusebenza.
Amazinga Okusebenzisa Amapayipi Ensimbi Engenamthungo
Amapayipi ensimbi engenamthungo akhiqizwa ukuze ahlangabezane nezindinganiso eziqinile zamazwe ngamazwe kanye kazwelonke. Lawa mazinga achaza ukwakheka kwamakhemikhali, izakhiwo zemishini, ukubekezelelana kobukhulu, nezindlela zokuhlola ezidingekayo ukuze kuqinisekiswe ikhwalithi nokusebenza okungaguquki komkhiqizo. Ezinye zezindinganiso ezivame ukulandelwa zihlanganisa:
● I-ASTM A312 / A312M
Izinga le-ASTM A312 limboza amapayipi angenamthungo, a-straight-seam ashiselwe, kanye namapayipi ensimbi engenasici austenitic asebenza ngokubanda kakhulu ahloselwe izinga lokushisa eliphezulu kanye nesevisi yokugqwala evamile. Isetshenziswa kabanzi embonini ye-petrochemical kanye nezimboni zokuphehla amandla.
Hlola:304 Ipayipi Lensimbi Engenamthungo
● I-ASTM A213
Isetshenziselwa ubhayela wensimbi engenamthungo ne-austenitic alloy-steel, i-superheater, namashubhu okushintsha ukushisa. Ilawula amashubhu asebenza kakhulu amandla ashisayo nezitshalo zamandla.
Hlola:316L I-Stainless Steel Tubing
● I-GB/T 14976
Leli izinga laseShayina elicacisa amapayipi ensimbi engenamthungo asetshenziselwa ukuthutha uketshezi. Igcizelela ukuhlanzeka nokumelana nokugqwala ezimbonini zokudla, zamakhemikhali, nezemithi.
● EN 10216-5
Izinga laseYurophu elimboza amashubhu ensimbi engenamthungo ngezinjongo zengcindezi. Kusebenza kumazinga okushisa aphezulu kanye namapayipi anengcindezi ephezulu kumandla kanye nezinhlelo zemishini.
● I-JIS G3459
Leli zinga laseJapane lihlobene namapayipi ensimbi engagqwali amapayipi ajwayelekile. Ivamise ukusetshenziswa ezinhlelweni ezijwayelekile zezimboni nomasipala.
Hlola:321 Ipayipi Lensimbi Engenamthungo | 310/310S Ipayipi Lensimbi Engenamthungo
Lezi zindinganiso aziqinisekisi ukunemba kobukhulu kuphela kodwa futhi nokufana ekuphikeleni ukugqwala, amandla aqinile, nokumelana nokushisa okuphezulu, okwenza amapayipi afanelekele ukusetshenziswa okubucayi.
Ububanzi Bokusebenza Bamapayipi Ensimbi Engenamthungo
1. Imboni Kawoyela Negesi
Amapayipi ensimbi engenamthungo abalulekile ekusebenzeni komfula, omaphakathi nomfula. Kusukela ezinkundleni zokumba kuya ezindaweni zokucwenga, lawa mapayipi aphatha izingcindezi ezidlulele kanye nezindawo ezigqwalile ngokulungiswa okuncane.
• Isetshenziswa kumapayipi angaphansi kolwandle, ukuthutha uwoyela, nezintambo zokujova ngamakhemikhali.
• Amabanga afana ne-316L kanye ne-904L anikeza ukumelana ne-chloride okuphakeme.
Funda kabanzi:904L Ipayipi Lensimbi Engenamthungo
2. Izitshalo zamakhemikhali ne-Petrochemical
Amapayipi angenasici angenamthungo ahambisa izinto ezigqwala kakhulu njenge-sulfuric acid, ama-chloride, namakhemikhali ane-pH ephezulu. Amabanga afana no-304, 316L, kanye ne-310S athandwa ngenxa yokungangeni kwawo kwamakhemikhali nokumelana nokushisa.
• Isetshenziswa kuma-heaters, ama-reactors, namakholomu okukhipha isisu.
• Awukho umthungo wokushisela = amaphuzu abuthaka ambalwa ngaphansi kwengcindezi noma ukugqwala.
3. Ukukhiqiza Amandla & Izishintshi Zokushisa
Ezinhlelweni zokushisa okuphezulu ezifana nemishini ye-nuclear, thermal, kanye ne-solar, amapayipi ensimbi engagqwali asebenza ngaphansi kwamabhayisikili ashisayo kanye nemidiya ehlaselayo. Ukuthobela kwe-ASTM A213 kanye ne-EN 10216-5 kuqinisekisa ingcindezi ephezulu kanye nokusimama kwezinga lokushisa.
• Ifanele amashubhu obhayela, amashubhu okushisa kabusha, namasistimu e-condensate.
• Insimbi engagqwali engu-310S ihamba phambili ezindaweni ezithandwa yi-oxidation.
Vakashela:310/310S Ipayipi Lensimbi Engenamthungo
4. Izimboni Zokudla Nemithi
Inhlanzeko ibalulekile kulezi zimboni. Amapayipi angenamthungo aqeda ukungcoliswa kwe-weld, aqinisekise izindawo ezibushelelezi zangaphakathi kanye nokumelana ne-biofouling.
• Izicelo zihlanganisa izinto zobisi, izintambo zokucubungula iziphuzo, kanye nokukhiqizwa kwezidakamizwa.
• Amazinga afana ne-GB/T 14976 ne-ASTM A270 avamise ukukhonjwa.
Hlola:316L I-Stainless Steel Tubing
5. Unjiniyela Wasolwandle
Umkhakha wasolwandle udinga izixazululo eziqinile zamapayipi ukulwa nokugqwala okunamandla kwamanzi anosawoti. Amapayipi ensimbi engenamthungo, ikakhulukazi amamaki e-duplex nangu-904L, ahlinzeka ngokusebenza kwesikhathi eside ezindaweni ezingaphansi kwamanzi nezichaphazayo.
• Izinhlelo zokusebenza zifaka amasistimu e-ballast, amayunithi okukhipha usawoti emanzini, nezinkundla zasolwandle.
6. Ubunjiniyela Bezokwakha kanye Nezakhiwo
Izinhlaka zezakhiwo nezakhiwo ziya ngokuya zifaka insimbi engagqwali kukho kokubili amandla nezinjongo zobuhle. Amapayipi angenamthungo akhethelwa ukuthwala umthwalo, ama-handrails, nezindonga zamakhethini ngenxa yemigqa yawo ehlanzekile nokumelana nokugqwala.
Phequlula:304 Ipayipi Lensimbi Engenamthungo
Kungani Sikhethe Amapayipi Ensimbi Angenamthungo?
I-Sakysteel ihlinzeka ngohlu olubanzi lwamapayipi ensimbi engenamthungo ngamabanga nosayizi abahlukahlukene, konke okuhambisana nezindinganiso ezinkulu zamazwe ngamazwe. Ngemishini yokukhiqiza ethuthukisiwe nokulawulwa kwekhwalithi okuqinile, i-Sakysteel iqinisekisa:
• Ukubekezelelana okuqinile
• Ukuqedwa okukhethekile okungaphezulu
• Ukugqwala okuphezulu nokumelana nokucindezela
• Ukulethwa okusheshayo nokukhiqizwa okwenziwe ngezifiso
Umkhiqizo ngamunye ungaphansi kokuhlolwa okuqinile okubandakanya ukuhlolwa kwe-PMI, ukuhlolwa kwe-hydrostatic, ukutholwa kwamaphutha e-ultrasonic, nokuhlolwa kobukhulu.
Isikhathi sokuthumela: May-07-2025