Seamless tube bakeng sa boiler ke mofuta oa li-boiler tube, tseo e leng tsa sehlopha sa seamless steel tube. Mokhoa oa ho etsa thepa o tšoana le tube e se nang seam, empa ho na le litlhoko tse tiileng holim'a tšepe e sebelisoang ha ho etsoa tube ea tšepe. Boiler e nang le tube e se nang metsi e atisa ho sebelisoa mocheso o phahameng le maemo a phahameng a khatello, liphaephe tse nang le mocheso o phahameng oa mocheso oa khase le mouoane oa metsi tlas'a ts'ebetso, ho tla etsahala oxidation le corrosion. Li-tubes tsa tšepe li hlokahala hore li be le matla a nako e telele a tšoarellang, li-oxidation corrosion resistance, le botsitso bo botle ba lisele. Boiler e nang le tube e se nang seam e sebelisoa haholo ho etsa li-tube tse phahameng tsa khatello e phahameng le khatello e phahameng e phahameng ea mocheso, tube ea reheater, boiler ea tataiso ea khase e nang le tube e se nang seam, tube e kholo ea mouoane, jj.

Tube ea boiler ea khatello e tlase le e maharengGB3087-1999, boiler bo se nang seamless tubeGB5310-1999E sebelisoa ho etsa mefuta e fapaneng ea meaho ea liphaephe tse nang le khatello e tlase ea khatello e phahameng ea mocheso, phala ea metsi a belang le phala ea mouoane e futhumetseng haholo, phala ea mosi, phala e nyane ea mosi le phala ea tšepe ea boleng bo holimo ea tšepe ea boleng bo holimo e kentsoeng le e batang e huleloang. Seamless tšepe tube bakeng sa sebopeho (GB/T8162-1999) ke tube ea tšepe e sa tsitsang bakeng sa sebopeho se akaretsang le sebopeho sa mochini. Litlhaloso le boleng ba ponahalo:GB5310-95"Seamless Steel tube bakeng sa boiler ea khatello e phahameng" bophara ba phala e chesang e kolobisitsoeng 22 ~ 530mm, botenya ba lebota 20 ~ 70mm. Bophara bo ka ntle ba tube e huleloang e batang (e batang) ke 10 ~ 108mm, 'me botenya ba lebota ke 2.0 ~ 13.0mm. Peipi ea tšepe e sa tsitsang e nang le sebōpeho se khethehileng ke lentsoe le akaretsang bakeng sa phala ea tšepe e se nang seam ea libopeho tse ling tsa karolo ea sefapano ntle le peipi e chitja. Ho ea ka sebopeho se fapaneng le boholo ba karolo ea phala ea tšepe, e ka aroloa ka botenya bo lekanang le botenya bo bōpehileng joaloka seamless phala ea tšepe (khoutu bakeng sa D), phala e sa lekaneng ea lebota e bōpehileng joaloka seamless tšepe phala (khoutu bakeng sa BD), bophara bo fapaneng bo bōpehileng joaloka seamless phala ea tšepe (khoutu ea BJ). Li-tubes tse khethehileng tsa tšepe tse se nang seamless li sebelisoa haholo likarolong tse fapaneng tsa meralo, lisebelisoa le likarolo tsa mochini. Ha ho bapisoa le tube e chitja, tube e nang le sebōpeho se khethehileng ka kakaretso e na le nako e kholoanyane ea inertia le modulus ea karolo, 'me e na le bokhoni bo boholo ba ho hanela ho kobeha le ho fufuleloa, e ka fokotsang boima ba sebopeho le ho boloka tšepe haholo. 4. Teko ea sebopeho sa lik'hemik'hale (1)GB3087-82"Tube ea tšepe e se nang seam bakeng sa boiler ea khatello e tlase le e mahareng". Mokhoa oa tlhahlobo ea sebopeho sa lik'hemik'hale ho latela GB222-84 le GB223 "Steel and Alloy Chemical Analysis Method" karolo e amehang. (2)GB5310-95"Seamless Steel Tube bakeng sa boiler ea khatello e phahameng". Mokhoa oa teko oa sebopeho sa lik'hemik'hale o lumellana le likarolo tse amehang tsa GB222-84, Mokhoa oa Tlhahlobo ea Lik'hemik'hale oa Tšepe le Alloy, le Mokhoa oa Tlhahlobo ea Lik'hemik'hale oa GB223 oa Steel le Alloy. (3) Tlhahlobo ea lik'hemik'hale tsa li-tubes tsa tšepe tse tsoang kantle ho naha li tla etsoa ho latela litekanyetso tse amehang tse boletsoeng tumellanong. 5 boiler le seamless tube tšepe (1) boleng bo phahameng carbon structural tšepe tšepe ke 20G, 20MnG, 25MnG. (2) motsoako tšepe sebopeho tšepe 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG12CrMoC2Br3MoCr3MoVG le 3MoVG soo. (3) mafome mocheso manganga tšepe ka tloaelo sebelisoa 1Cr18Ni9, 1Cr18Ni11Nb boiler tube, ho phaella ho etsa bonnete ba sebopeho lik'hemik'hale le thepa mechine, ho etsa haeteroliki teko motso ka motso, ho etsa flaring, flattening teko. Li-tubes tsa tšepe li tsamaisoa sebakeng se phekoloang mocheso. Ho phaella moo, microstructure, boholo ba lijo-thollo le lera la decarbonization la pipe ea tšepe e phethiloeng le tsona lia hlokahala.

6. Teko ea tšebetso ea 'mele(1)GB3087-82 “Tube ea tšepe e se nang seam bakeng sa boiler ea khatello e tlase le e maharengTeko ea tensile ho latela GB/T228-87, tlhahlobo ea hydraulic ho latela GB/T241-90, tlhahlobo ea squashing ho latela GB/T246-97, tlhahlobo ea flaring ho latela GB/T242-97, tlhahlobo e batang ea ho khumama ho latela GB24497 (2)GB5310-95 "Seamless Steel Tube bakeng sa boiler ea khatello e phahamengTeko ea tensile, tlhahlobo ea hydrostatic le teko ea ho bata li tšoana le GB3087-82; Teko ea phello ho latela GB229-94, tlhahlobo ea flaring ho latela GB/T242-97, tlhahlobo ea boholo ba lijo-thollo ho latela YB/T5148-93; Ho latela GB13298-91 bakeng sa tlhahlobo ea microscopic le 8 GB bakeng sa tlhahlobo ea maekerosopo ea 2, 8 GB. GB224-87 bakeng sa tlhahlobo ea ultrasonic GB/T5777-96.(3) Tlhahlobo ea ts'ebetso ea 'mele le li-index tsa li-boiler tubes tse tsoang linaheng tse ling li tla etsoa ho latela litekanyetso tse amehang tse boletsoeng tumellanong.

7. Boemo bo ka sehloohong ba ho kenya le ho romela thepa

(1) linaha tse ka sehloohong tse tsoang linaheng tse ling tse tsoang linaheng tse ling ke Japane, Jeremane. Hangata ho kenya lintlha tsa 15914.2 mm;2734.0 mm; 219.110.0 limilimithara; 41975 limilimithara; 406.460 limilimithara, joalo-joalo. Bonyane bo hlalosoang ke 31.84.5 limilimithara, bolelele hangata ke 5 ~ 8 m. kereiti ke 34 crmo4 le 12 crmov, joalo-joalo mofuta ona oa tšepe tube tube tshebetso e phahameng mocheso o motle, hangata sebelisoa bakeng sa mocheso o phahameng boiler tšepe phala phala. 152.48.0 mm12m;89.110.0 mm6m; 101.610.0 mm12m; 114.38.0 mm6m; 127.08.0 mm9m JISG3458 ho kenngwa tshebetsong ha maemo a indasteri a Majapane, joalo ka kereiti ea tšepe bakeng sa STPA25, mofuta ona oa peipi ea tšepe e sebelisetsoang ho nyallana le mocheso o phahameng oa alloy tube.Boiler bo phahameng ba khatello ea ho kenya le ho romela kantle ho naha, (1) khatello e phahameng ea boiler e seamless tube linaha tse kholo tse tsoang linaheng tse ling ke Japane, Jeremane. Hangata ho kenya lintlha tsa 15914.2 mm;2734.0 mm; 219.110.0 limilimithara; 41975 limilimithara; 406.460 limilimithara ke litlhaloso tse nyenyane ka ho fetisisa tse kang 31.84.5 mm, bolelele hangata ke 5 ~ 8 m. (2) tabeng ea tleleime e tsoang linaheng tse ling, Jeremane mannesmann seamless boiler tube, pipe mill e tsoang kantle ho ST45 ka tlhahlobo ea ultrasonic ea palo ea sechaba, e fumane hore palo e nyenyane ea bokooa ba ka hare ba phala ea tšepe e ngata ho feta melao ea fektheri ea tšepe ea Jeremane, le melao ea tšepe ea Jeremane. kereiti ke 34 crmo4 le 12 crmov, joalo-joalo mofuta ona oa tšepe tube tube tshebetso e phahameng mocheso o motle, hangata sebelisoa bakeng sa mocheso o phahameng boiler tšepe phala phala. 152.48.0 mm12m;89.110.0 mm6m; 101.610.0 mm12m; 114.38.0 mm6m; 127.08.0 mm9m JISG3458 ts'ebetsong ea maemo a indasteri ea Japane, joalo ka tšepe ea tšepe bakeng sa STPA25. Mofuta ona oa phala ea tšepe e sebelisetsoang ho lumellana le mocheso o phahameng oa motsoako oa tube.

The boiler seamless tube tube mekhoa ea ho etsa boiler e nang le mofuta oa seamless tube. Mekhoa ea ho etsa lihlahisoa le li-tubes tse se nang moeli li tšoana, empa ho na le kopo e tiileng ea ho etsa tšepe e sebelisoang phala ea tšepe. Ho ea ka tšebeliso ea mocheso e ka aroloa ka tse peli tse akaretsang boiler tube le khatello e phahameng boiler tube.1, kakaretso ea(1) mokhoa oa ho etsa thepa:(1) kakaretso boiler seamless tube mocheso tlas'a 450 ℃, phala ea malapeng haholo-holo sebelisa 10, 20 carbon tšepe chesang phuthoa kapa batang hulelo tube tube. mouoane, oxidation le corrosion li tla etsahala. Litlhoko tsa phala ea tšepe e nang le matla a phahameng a ho phunyeha, khanyetso e phahameng ea oxidation corrosion, le ho ba le botsitso bo botle ba mokhatlo. boiler superheater tubes, reheater tube, airway main mouoane pipe, joalo-joalo.

Tšebeliso ea seamless tube ea boiler

(1) ka kakaretso boiler seamless tube haholo-holo sebelisoa ho etsa metsi leboteng tube, phala ea metsi, superheated mouoane tube, locomotive boiler superheated mouoane phala, phala e khōlō le e nyenyane le tube arch setene, joalo-joalo (2) khatello e phahameng ea boiler seamless tube e sebelisoa haholo-holo ho etsa li-tubes tse phahameng tsa khatello le ultrahigh-khatello ea boiler superheater tube, reheater tube, airway3 main steam7 pipe88 jj. li-tubes le molao oa GB5310-95 "boiler bo phahameng ba khatello ea tšepe e se nang seamless". Ponahalo ea boleng: tube ea tšepe ka hare le ka ntle ha e lumelloe ho ba le lekhalo, ho phutha, ho phutha, ho senya, ho senya le moriri. Mefokolo ena e tla tlosoa ka ho feletseng. Tlosa kheloha e mpe, botebo bo ke ke ba feta botenya ba lebota bo ka thoeng ho hloekisa ka botenya ba sebele ba lebota bo ke ke ba ba tlase ho boleng bo tlase ba botenya ba lebota bo lumelletsoe.Mokhoa oa ho bala boima ba boiler botenya ba seamless tube theory: – botenya ba lebota (bophara) * 0.02466 * botenya ba lebota.