Machubhu esimbi esimbi ane alloy anoita basa rakakosha mumaindasitiri emazuva ano ane tembiricha yepamusoro. Machubhu aya anoshandiswa zvakanyanya mumafekitori emagetsi, maheater ekuchenesa, mayuniti ekugadzirisa petrochemical, uye michina yemhando yepamusoro yeboiler uko tembiricha yekushanda nekumanikidzwa kwakanyanya kupfuura zvinowanikwa mumafekitori emazuva ano.
Imwe yemhando dzinonyanya kushandiswa dzemachubhu eboiler esimbi ye alloy ndeyeASTM A213, iyo inofukidza machubhu esimbi esimbi asina musono akagadzirirwa kushanda pakupisa kwakanyanya. Machubhu aya anowanzo shandiswa muma superheaters, reheaters, uye heat exchanger systems uko kudzivirira kukambaira, oxidation, uye thermal stress kwakakosha.
Sezvo tekinoroji yebhoyira yemaindasitiri ichiramba ichichinja, zvinhu zvakaita seMachubhu esimbi eASTM A213 T11, T22, uye T91 alloyzvave mhinduro dzakajairika dzekugadzira hutsi hwemhepo inopisa zvakanyanya. Zvinhu izvi zvine zvinhu zvinosanganisa simbi zvakaita sechromium nemolybdenum, izvo zvinovandudza zvakanyanya kusimba kwesimbi uye kugadzikana kwayo pakupisa kwakakwira.
Womic Steel inyanzvi yekugadzira machubhu eboiler esimbi alloy, kupaASTM A213 machubhu esimbi asina musono alloyyezvirongwa zvemagetsi, nzvimbo dzemafuta, uye masisitimu ekudziyisa emaindasitiri pasi rese. Nemichina yekugadzira machubhu isina musono yepamusoro uye maitiro ekudzora mhando akasimba, Womic Steel inogadzira mhinduro dzemachubhu dzinoshanda zvakanaka dzinosangana nezvinodiwa zveinjiniya zvepasi rose.
Tsanangudzo yeASTM A213 inosanganisira mhando dzakasiyana dzesimbi yesimbi uye simbi isina ngura dzinoshandiswa mumamiriro ekupisa kwakanyanya. Mhando dzesimbi yesimbi yesimbi yesimbi inonyanya kushandiswa dzinosanganisiraT2, T5, T9, T11, T22, uye T91, imwe neimwe yakagadzirirwa nzvimbo dzakasiyana dzekupisa nekumanikidzwa.
Tafura inotevera inopfupikisa zvimwe zvakajairikaASTM A213 alloy steel mamakisi.
| Giredhi | Zvinhu zveAlloy | Kushandiswa Kwakajairika |
| T2 | Simbi yakaderera yesimbi | Maboiler ekupisa kuri pakati nepakati |
| T5 | Simbi yeChromium alloy | Zvinochinja-chinja kupisa |
| T9 | Simbi yeChromium molybdenum | Basa rekupisa kwakanyanya |
| T11 | 1.25Cr-0.5Mo | Maboiler emagetsi emagetsi |
| T22 | 2.25Cr-1Mo | Masuperheaters uye mareheaters |
| T91 | 9Cr-1Mo-V | Maboiler ekupisa kwakanyanya |
Pakati pemagiredhi aya,ASTM A213 T11inoshandiswa zvakanyanya mumaboiler emagetsi. Kuwedzerwa kwechromium nemolybdenum kunovandudza kuramba kweoxidation uye simba rekupisa zvakanyanya kana tichienzanisa nemachubhu eboiler esimbi yekabhoni.
Zvakajairikakuumbwa kwemakemikari eASTM A213 T11inoratidzwa mutafura inotevera.
| Chinhu | Zviri Mukati |
| Kabhoni | 0.05 – 0.15% |
| Chromium | 1.00 – 1.50% |
| Molybdenum | 0.44 – 0.65% |
| Manganese | 0.30 – 0.60% |
| Siriki | 0.50 – 1.00% |
Nekuda kwekuva nesimba rayo rakakwira pakupisa, T11 inowanzoshandiswa mumachubhu ekupisa zvakanyanya, machubhu ekupisazve, uye masisitimu ebhoyira ane pressure yakakwirakushanda mumafekitori emagetsi nemidziyo yekudziyisa yemumaindasitiri.
Chimwe chinhu chinoshandiswa zvakanyanya ndecheASTM A213 T22 machubhu esimbi alloy, ine huwandu hwakawanda hwe chromium ne molybdenum zvichienzaniswa ne T11. Chinhu ichi chinopa kudzivirirwa kuri nani kwe creep uye oxidation pakupisa kwakakwira.
Zvakajairikakuumbwa kwemakemikari eASTM A213 T22inoratidzwa pazasi.
| Chinhu | Zviri Mukati |
| Kabhoni | 0.05 – 0.15% |
| Chromium | 1.90 – 2.60% |
| Molybdenum | 0.87 – 1.13% |
| Manganese | 0.30 – 0.60% |
| Siriki | 0.50 – 1.00% |
Nekuda kwezvinhu izvi zvinosanganisa,Machubhu ebhaira eASTM A213 T22anoshandiswa zvakanyanya muzvikamu zvinopisa zvakanyanya zvemaboiler emaindasitiri uye maheater ekuchenesa.
Mumafekitori emagetsi emazuva ano anonyanya kukosha, kudziya kwakanyanya kunodiwa. Muzviitiko izvi,ASTM A213 T91 machubhu esimbi alloyanoshandiswa zvakanyanya.
T91 ine zvinhu zvinenge9% chromium, pamwe chete nekuwedzera kwemolybdenum nevanadium. Zvinhu izvi zvinosanganisa simbi zvinovandudza zvakanyanya simba rekupisa kwakanyanya, kuramba kukambaira, uye kuramba kuoxidation.
Zvakajairikakuumbwa kwemakemikari eASTM A213 T91zvinosanganisira:
| Chinhu | Zviri Mukati |
| Kabhoni | 0.08 – 0.12% |
| Chromium | 8.0 – 9.5% |
| Molybdenum | 0.85 – 1.05% |
| Vanadium | 0.18 – 0.25% |
| Nitrogen | 0.03 – 0.07% |
Nekuda kwehunhu hwayo hwepamusoro hwekupisa,Machubhu esimbi eT91 alloy anoshandiswa zvakanyanya mumagetsi emagetsi anonyanya kukosha uye masisitimu ekugadzira mhute yepamusoro.
Kuti tinzwisise zviri nani mutsauko uripo pakati pezvinhu izvi, tafura inotevera inoenzanisaMachubhu ebhaira esimbi yeT11, T22, uye T91 alloy steel.
| Giredhi | Zviri MuChromium | Kuramba Kupisa | Maitiro Akajairika |
| T11 | ~1.25% | Yakakwirira | Maboiler emagetsi emagetsi |
| T22 | ~2.25% | Yepamusoro | Magirazi ekupisa |
| T91 | ~9% | Yakakwira zvakanyanya | Mabhoyira epamusoro-soro |
Pamusoro pekusarudza zvinhu, mhando yekugadzira yakakosha pakuona kuti zvinhu zvinoshanda zvakanaka munzvimbo dzinopisa zvakanyanya. Machubhu ebhoyira esimbi anofanirwa kugadzirwa achishandisa maitiro chaiwo ekugadzira uye maitiro ekuongorora akasimba.
Womic Steel inogadzira machubhu esimbi eASTM A213 alloy ichishandisa mitsetse yepamusoro yekugadzira machubhu asina musono, kusanganisira maitiro ekukwevera zvinhu zvinopisa uye zvinotonhora. Zvivakwa izvi zvinovimbisa kutonga kwakanyatsojeka uye hunhu hwezvinhu zvinoenderana nekushandiswa kwemaindasitiri.
Munguva yekugadzira, machubhu esimbi ye alloy anoongororwa maitiro akakosha ekupisa akadai sekugadzirisa uye kugadzirisaKurapa uku kunovandudza simba remuchina uye kuramba kurira kwechinhu chacho.
Maitiro ekuongorora akazara anodiwawo kuti uone mhando yemachubhu ebhoyira esimbi ye alloy. Maitiro ekuyedza akajairika anosanganisira:
Kuedzwa kweUltrasonic
Kuedzwa kwazvino kweEddy
Kuyedzwa kwekumanikidzwa kwemvura
Kuongorora kuumbwa kwemakemikari
Kuedzwa kwemidziyo yemakanika
At Simbi yeWomic, machubhu ese eASTM A213 alloy steel boiler anoongororwa zvakanyanya mhando asati atumirwa kuitira kuve nechokwadi chekuti zvinoenderana nezvinodiwa pasi rose uye zvinodiwa papurojekiti.
Machubhu esimbi yesimbi anoshandiswa zvakanyanya mumaindasitiri akati wandei, anosanganisira kugadzira magetsi, kugadzira petrochemical, uye kuchenesa mafuta. Mumafekitori emagetsi, machubhu aya anoshandiswa muma superheaters uye ma reheaters uko tembiricha yemhepo inogona kudarika600°C.
Munzvimbo dzemafuta nemafuta ekuchenesa, machubhu esimbi akagadzirwa nesimbi anopa mashandiro akavimbika muhurongwa hwekupisa hunopisa zvakanyanya.
Nekuda kwemamiriro ezvinhu akaoma ekushanda, kusarudza nzira yakavimbika yekushandamugadziri wechubhu yebhaira yesimbi ye alloyzvakakosha pakuona kuti sisitimu inoshanda zvakanaka uye yakachengeteka.
Neruzivo rwakakura mukugadzira machubhu esimbi asina musono,Womic Steel yave kambani inovimbwa nayo yekugadzira machubhu esimbi eASTM A213 alloy anosanganisira T11, T22, uye T91 grades.Kambani iyi inopa mhinduro dzemhando yepamusoro dzemachubhu emagetsi, nzvimbo dzemafuta, masisitimu ekudziyisa emuchina wekuchenesa, uye vagadziri vemabhoyira emaindasitiri pasi rese.
Kuburikidza netekinoroji yepamusoro yekugadzira, maitiro akasimba ekudzora mhando, uye zvikwata zvehunyanzvi zvekugadzira,Womic Steel inoramba ichipa machubhu eboiler esimbi akavimbika esimbi inoshandiswa muindasitiri inodziya zvakanyanya.
Mugadziri weWomic Steel Boiler Tube - Ruzivo rwekuonana
Womic Steel inyanzvi yekugadzira zvinhu ine hunyanzvi mukugadzira machubhu ebhoyira asina musono, machubhu anodhonzwa achitonhora, machubhu ekuchinjana kupisa, uye machubhu eU bend emapurojekiti epasi rose. Nemichina yekugadzira yepamusoro uye masisitimu ekudzora mhando akasimba, Womic Steel inopa mhinduro dzemachubhu dzinoshanda zvakanaka dzinoenderana nezvinodiwa zvepasi rose zvinosanganisira ASTM A192, ASTM A210, ASTM A213, EN10216 P235GH, uye mhando dzakasiyana dzesimbi yesimbi uye simbi isina ngura.
Semugadziri wemachubhu eboiler ane ruzivo, Womic Steel inopa zvigadzirwa zvakasiyana-siyana zvakaita semachubhu eboiler asina musono, machubhu anodhonzwa anotonhora, machubhu eboiler esimbi alloy, machubhu ekupisa esimbi isina ngura, uye machubhu eU bend akagadzirwa nemaoko. Zvigadzirwa izvi zvinoshandiswa zvakanyanya mumafekitori emagetsi, mabhoiler emaindasitiri, nzvimbo dzemafuta, nzvimbo dzekuchenesa, uye masisitimu ekupisa.
Womic Steel inokwanisa kugadzira machubhu akagadzirwa anosanganisira machubhu eU, machubhu eserpentine, machubhu anokombama akawanda, uye machubhu ecoil, ichitsigira makambani einjiniya nevagadziri vemidziyo vane kugona kugadzira kwakavimbika uye mhando yechigadzirwa inoenderana.
Nemapoka ehunyanzvi ekugadzira uye mitsetse yekugadzira yemazuva ano, Womic Steel inovimbisa mhando yakagadzikana, saizi chaiyo, uye kutumirwa kwakavimbika kune yega yega purojekiti.
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