1. Iyini i-Penstock Pipe?
I-Penstock Pipe ingeyemishini ekhethekile, futhi ngokusho kwencazelo ye "Regulations on Safety Supervision of Special Equipment", ibhekisela kumishini ye-tubular esebenzisa ingcindezi ethile yokuthutha igesi noma uketshezi.Ububanzi buchazwa ngokuthi igesi, igesi ewuketshezi, i-steam medium enengcindezi yokusebenza ephezulu kakhulu noma elingana no-0.1MPa (gauge pressure), noma indawo yoketshezi evuthayo, eqhumayo, enobuthi, ebolayo enezinga lokushisa eliphakeme lokusebenza elingaphezu noma elilingana ne- indawo yokubilisa ejwayelekile, namapayipi anobubanzi obuncane obungaphezu kuka-25mm.
Umgomo wokusebenza:
Epayipini elilodwa le-Penstock, lithembele emandleni angaphandle noma amandla okushayela omthombo ngokwawo ukuthutha okuphakathi ukusuka emthonjeni wepayipi lokucindezela kuya ekugcineni kwepayipi lokucindezela.
Izici ze-Penstock Pipe:
I-Penstock Pipe iyisimiso esihlobene futhi sithintana, sidonsa futhi sinyakaze wonke umzimba.
Amapayipi okucindezela ane-aspect ratio enkulu futhi athambekele ekungazinzini, okuholela ezimweni zokucindezeleka eziyinkimbinkimbi kunemikhumbi yokucindezela.
Isimo sokugeleza koketshezi emapayipini okucindezela siyinkimbinkimbi, sinendawo encane ye-buffer, futhi imvamisa yezinguquko ezimweni zokusebenza iphakeme kunaleyo yemikhumbi yokucindezela (njengokushisa okuphezulu, ukucindezela okukhulu, izinga lokushisa eliphansi, ukucindezela okuphansi, ukuguquguquka kokuhamba, umoya, iqhwa, ukuzamazama komhlaba, njll.).
Kunezinhlobo ezihlukahlukene zezingxenye zamapayipi kanye nezingxenye zokusekela amapayipi, ngayinye inezici zayo kanye nezidingo ezithile zobuchwepheshe, futhi ukukhethwa kwezinto kuyinkimbinkimbi.
Maningi amaphuzu avuzayo angenzeka epayipini kunasemkhunjini wokucindezela, futhi ngokuvamile kunamaphuzu amahlanu evalve eyodwa.
Kunezinhlobo eziningi kanye nenani lamapayipi okucindezela, futhi kunezixhumanisi eziningi ekwakhiweni, ekukhiqizeni, ekufakweni, ekuhlolweni, nasekuphathweni kwezicelo, ezihluke kakhulu emikhunjini yokucindezela.
Inhloso ye-Penstock Pipe:
Indawo yezokuthutha (inhloso enkulu)
Umsebenzi wesitoreji (kumapayipi ahamba ibanga elide)
Ukushintshanisa ukushisa (kwamapayipi ezimboni)
Izinyathelo zokuklama ze-Penstock Pipe:
Khetha izinto zamapayipi ngokusekelwe ohlotsheni lwe-medium, ingcindezi, kanye nezinga lokushisa.
Bala ububanzi bepayipi nokuqina kodonga, bese ulungisa noma unqume itafula lebanga lamapayipi.
Yakha amapulani okuhlelwa kwamapayipi, nquma umzila wamapayipi, nezindlela zokubeka.
Dweba ukwakheka kwepayipi kanye nokubuka kohlangothi lwe-axial.
Yakha ithebula lesici sepayipi.
Yenza ingcindezi, isinxephezelo esishisayo, kanye nezibalo zokusekela.
Nikeza ngezinto zokwakha zobunjiniyela bomphakathi kuma-majors afanelekile.
Qedela imidwebo yedizayini kanye nesiginesha yokudweba.
2. Izinkinga ekwakhiweni kwesakhiwo samapayipi okucindezela
Ingabe akhona amaphuzu athile olwazi ezinyathelweni zokuklama ofuna ukuwaqonda?
Indlela yokunquma ingcindezi yokuklama:
Indlela yokunquma izinga lokushisa lokuklama:
Izidingo zesakhiwo sepayipi:
Amapayipi kufanele abekwe phezulu ngangokunokwenzeka, futhi uma kunesidingo, angagqitshwa noma abekwe emiseleni.(Kulula ukufaka, ukukhiqiza, nokunakekela)
Zama ukusebenzisa i-hanger design ukuze wenze ipayipi libe seduze ngangokunokwenzeka kumabhilidi akhona nezakhiwo, kodwa gwema izingxenye eziguquguqukayo ezithwala imithwalo emikhulu.
Amapayipi akufanele ahlelwe ngaphakathi kobubanzi bezimbobo zokuphakamisa izakhiwo, izindawo zokukhipha izingxenye zangaphakathi zemishini, kanye nezindawo zokuhlakaza ama-flange.
Ukuhlelwa kwepayipi kufanele kuhlelwe ngemigqa ehambisanayo, kube nemigqa eqondile kanye nokugoba okumbalwa kanye neziphambano ngendlela engenzeka.Lokhu kunganciphisa inani lamapayipi amapayipi, konga izinto zokwakha, futhi kujabulise ngobuhle futhi kube lula ukukufaka.
Amapayipi kufanele ahlelwe ngemigqa ngangokunokwenzeka, futhi phansi kwamapayipi angenalutho kufanele ahambisane nomhlabathi wokusekela ipayipi ukuze kube lula ukuklama kokusekela.
Lapho ukuphakama noma ukuqondiswa kwepayipi kushintsha, kuyadingeka ukugwema ukwakheka "kwezikhwama" zegesi eqoqwe noma uketshezi epayipini.Uma lokhu kungenakugwenywa, ama-valve okukhipha umoya kufanele afakwe ezindaweni eziphakeme futhi ama-valve okukhipha uketshezi kufanele afakwe ezindaweni eziphansi.
Indiza ebekwe ipayipi izoba nomthambeka, futhi indlela eyehlelayo ngokuvamile iyafana nesiqondiso sokugeleza kwempahla, kodwa kukhona okuhlukile, okuzonqunywa ngokuya ngenqubo ethile.
Amapayipi angaphezu kwemigwaqo nojantshi akumele afakwe izingxenye ezingavuza, njengama-flanges, amajoyinti afakwe imicu, izinxephezelo ezinama-filler, njll.
Lapho amapayipi edlula ophahleni, phansi, ezisekelweni nasezindongeni, ngokuvamile kudingeka ukuvikelwa kwebhokisi.
Amapayipi angcwatshiwe kufanele acabangele umthelela wemithwalo yezimoto, futhi lapho uwela imigwaqo, i-casing kufanele yengezwe.Ibanga phakathi kwendawo engaphezulu yepayipi nendawo yomgwaqo akufanele ibe ngaphansi kuka-0.6m, futhi kufanele ibe ngaphansi kokujula kwenhlabathi eyiqhwa.
Lapho uxhuma ipayipi legatsha elisuka kumbhobho wegesi ovundlile, kufanele lixhunywe phezulu kwepayipi eliyinhloko.
Ukuze kuhlelwe amapayipi abelwene anezendlalelo eziningi, amapayipi egesi, amapayipi ashisayo, amapayipi asetshenziswayo, namarack amathuluzi kagesi kufanele abekwe kungqimba olungaphezulu, kuyilapho amapayipi aphakathi nendawo abolayo kanye namapayipi anezinga lokushisa eliphansi kufanele abekwe engxenyeni engezansi.
Izinto ezivuthayo, eziqhumayo, ezinobuthi, nezibolayo akufanele zibekwe emakamelweni okuhlala, ezitebhisini, emaphasishi nakwezinye izindawo.Ipayipi lokungenisa umoya kufanele liholele endaweni ekhethiwe yangaphandle noma 2m ngaphezu kophahla.
Amapayipi angenayo i-insulation awadingi izisekelo zamapayipi noma izisekelo.Amapayipi angenalutho anezindonga ezincane ezinobubanzi obukhulu obuncane kanye namapayipi anezingqimba zokuvikela kufanele asekelwe kubakaki bamapayipi noma izisekelo.
Imibandela yokungcwatshwa okuqondile kwamapayipi yilena:
◇Amapayipi athutha imidiya engenabo ubuthi, engagqwali, futhi engenaziqhumane ayikwazi ukubekwa phansi ngenxa yezizathu ezithile.
◇ Hlela amapayipi aphakathi nendawo ahlobene namathangi okugcina angaphansi komhlaba noma amagumbi okumpompa angaphansi komhlaba.
◇ Amanzi apholisayo namanzi omlilo noma amapayipi omlilo oyigwebu.
◇ Amapayipi okushisa anezinga lokushisa elingaphansi kuka-150 ℃.
3. Izimiso zokukhetha izinto zamapayipi ezisetshenziswa ngokuvamile zamapayipi okucindezela?
Ukusetshenziswa kwezinto ezisetshenziswa kakhulu zamapayipi amapayipi okucindezela kunqunywa izimo zokusebenza kwendawo ehanjiswayo (njengokucindezela, izinga lokushisa) kanye nezici ze-medium ngaphansi kwalezi zimo.Cabangela izici ezilandelayo:
Izinto zamapayipi ezincanyelwayo:
Lapho ukhetha izinto zamapayipi, izinto zensimbi ngokuvamile zibhekwa kuqala.Lapho izinto zensimbi zingafanelekile, izinto ezingezona ezensimbi ziyabhekwa.Okubalulekile kufanele kunikezwe ekukhetheni amapayipi ensimbi ezintweni zensimbi, kulandelwa izinto zensimbi ezingenayo insimbi.Emapayipini ensimbi, i-carbon steel kufanele icatshangelwe kuqala, futhi insimbi engagqwali kufanele isetshenziswe uma ingasebenzi.Uma ucabangela izinto ze-carbon steel, amapayipi ensimbi ashiselwe kufanele acatshangelwe kuqala, futhi amapayipi ensimbi angenasici kufanele akhethwe uma kungasebenzi.
Umthelela wengcindezi emaphakathi:
》Ukuphakama kwengcindezi yendawo edlulisayo, kulapho ukujiya kodonga lwepayipi kushubile, futhi kuba phezulu nezimfuneko zezinto zamapayipi ngokuvamile.
》Uma umfutho ophakathi nendawo ungaphezu kuka-1.6MPa, amapayipi ensimbi angenamthungo noma amapayipi ensimbi anganayo insimbi angakhethwa.
》Uma ingcindezi iphezulu kakhulu, njengokukhiqizwa kwe-synthetic ammonia, urea, ne-methanol, amanye amapayipi anengcindezi ephakathi nendawo efika ku-32MPa, futhi ngokuvamile asebenzisa amapayipi ensimbi angenamthungo anomfutho omkhulu enziwe ngensimbi engu-20 noma engu-15MnV.
》Amapayipi amathuluzi evacuum namapayipi omoya-mpilo anomfutho omkhulu kuno-10MPa ngokuvamile enziwa ngamapayipi ethusi nawethusi.
》Uma ingcindezi emaphakathi ingaphansi kuka-1.6MPa, amapayipi ensimbi ashiselwe, ipayipi lensimbi eyi-Cast noma amapayipi angewona awensimbi angacatshangelwa.Kodwa-ke, ingcindezi yepayipi eliphathwayo eliphakathi nendawo ngeke ibe nkulu kuno-1.0MPa.Ingcindezi emaphakathi amapayipi angewona awensimbi akwazi ukumelana nayo ihlobene nezinhlobonhlobo zezinto ezingezona ezensimbi, njengamapayipi e-polyvinyl chloride aqinile, anomfutho wesevisi ongaphansi noma olingana no-1.6MPa;Amapayipi e-polypropylene aqinisiwe anomfutho wesevisi ongaphansi noma olingana no-1.0MPa;Amapayipi e-ABS, anengcindezi yokusebenza engaphansi noma elingana no-0.6MPa.
》Emapayipini amanzi, lapho umfutho wamanzi ungaphansi kuka-1.0MPa, amapayipi ensimbi ashiselwe enziwe nge-Q235A ngokuvamile asetshenziswa;Lapho umfutho wamanzi ungaphezu kuka-2.5MPa, amapayipi ensimbi angenamthungo enziwe ngensimbi engama-20 ngokuvamile asetshenziswa.
Umthelela wezakhiwo zamakhemikhali amaphakathi:
Umthelela wezakhiwo zamakhemikhali aphakathi ubonakala ikakhulukazi ekugqwaleni futhi kufanele waziwe kakhulu.
I-medium ayithathi hlangothi futhi ngokuvamile ayidingi izidingo zezinto ezibonakalayo.Amapayipi ensimbi ejwayelekile angasetshenziswa.
Uma i-medium ine-acidic noma i-alkaline, kuyadingeka ukukhetha amapayipi amelana ne-asidi noma i-alkali.
Amapayipi enziwe nge-carbon steel asetshenziselwa ukuthutha amanzi nesitimu.
Umthelela womsebenzi wepayipi ngokwalo:
Ngaphezu komsebenzi wokudlulisa okuphakathi, amanye amapayipi anomsebenzi wokumunca ukushaqeka, ukumuncwa okunwebeka okushisayo, futhi anganyakaza njalo ngaphansi kwezimo zokusebenza.
Umthelela wokwehla kwengcindezi:
Ngemuva kokukhethwa kokuqala kwezinto zepayipi, ukubalwa kokwehla kwengcindezi yepayipi kuyadingeka futhi ukuze kunqunywe ububanzi bangaphakathi bepayipi.Bala ukwehla kwengcindezi ukuze ubone ukuthi into ekhethiwe iyahlangabezana yini nezimfuneko.Ikakhulukazi lapho uqala ukukhetha amapayipi epulasitiki, kubalulekile ukunaka kakhulu ukubuyekezwa kokwehla kwengcindezi.
4. Izimiso zokukhetha izinto ezisetshenziswa kakhulu zamapayipi ensimbi kumapayipi okucindezela
Yiziphi izimiso zokukhetha izinto zamapayipi ezisetshenziswa ngokuvamile zamapayipi okucindezela?Namuhla, umhleli uzokhuluma ngalolu daba.
(1) Izinto Zamapayipi Ezikhethwayo
Lapho ukhetha izinto zamapayipi, izinto zensimbi ngokuvamile zibhekwa kuqala.Lapho izinto zensimbi zingafanelekile, izinto ezingezona ezensimbi ziyabhekwa.Amapayipi ensimbi akhethwa ezintweni zensimbi, kulandelwa izinto zensimbi ezingenayo insimbi.Emapayipini ensimbi, i-carbon steel kufanele icatshangelwe kuqala, futhi insimbi engagqwali kufanele isetshenziswe uma ingasebenzi.Uma ucabangela izinto ze-carbon steel, amapayipi ensimbi ashiselwe kufanele acatshangelwe kuqala, futhi amapayipi ensimbi angenasici kufanele akhethwe uma kungasebenzi.
(2) Ithonya lokucindezela okuphakathi
Ukuphakama kwengcindezi yendawo edlulisayo, kuba mkhulu ukujiya kodonga lwepayipi, futhi kuyanda nezimfuneko zezinto zamapayipi ngokuvamile.
Uma ingcindezi ephakathi nendawo ingaphezu kuka-1.6MPa, amapayipi ensimbi angenamthungo noma amapayipi ensimbi angeyona ayoni angakhethwa.Uma ingcindezi iphezulu kakhulu, njengalapho kukhiqizwa i-ammonia yokwenziwa, i-urea, ne-methanol, amanye amapayipi anomfutho ophakathi ongafika ku-32MPa, kanye namapayipi ensimbi angenamthungo anomfutho ophezulu anezinto ezingu-20 # noma 15CrMo ngokuvamile akhethwa.Amapayipi ethusi nawethusi ngokuvamile asetshenziselwa amapayipi amathuluzi evacuum namapayipi omoya-mpilo anomfutho omkhulu kuno-10MPa.
Uma ingcindezi ephakathi nendawo ingaphansi kwe-1.6MPa, amapayipi ensimbi ashiselwe, ipayipi lensimbi eyi-Cast noma amapayipi angewona awensimbi angacatshangelwa.Kodwa-ke, ingcindezi yepayipi eliphathwayo eliphakathi nendawo ngeke ibe nkulu kuno-1.0MPa.Ingcindezi emaphakathi amapayipi angewona awensimbi akwazi ukumelana nayo ihlobene nezinhlobonhlobo zezinto ezingezona ezensimbi, njengamapayipi e-polyvinyl chloride aqinile, anomfutho wesevisi ongaphansi noma olingana no-1.6MPa;Amapayipi e-polypropylene aqinisiwe anomfutho wesevisi ongaphansi noma olingana no-1.0MPa;Amapayipi e-ABS, anengcindezi yokusebenza engaphansi noma elingana no-0.6MPa.
Ngamapayipi amanzi, lapho umfutho wamanzi ungaphansi kwe-1.0MPa, amapayipi ensimbi ashiselwe enziwe nge-Q235A avame ukusetshenziswa;Lapho umfutho wamanzi ungaphezu kuka-2.5MPa, amapayipi ensimbi angenamthungo angu-20 # ngokuvamile asetshenziswa.
(3) Ithonya lokushisa eliphakathi nendawo
Amapayipi enziwe ngezinto ezahlukene afanele amazinga okushisa ahlukene.Lapho izinga lokushisa legesi ye-hydrogen lingaphansi kuka-350 ℃, amapayipi ensimbi angenamthungo angu-20 # ngokuvamile asetshenziselwa igesi ye-hydrogen enengcindezi engu-1.0MPa.Uma izinga lokushisa legesi ye-hydrogen lingaphakathi kwebanga elingu-351-400 ℃, amapayipi ensimbi angenamthungo angu-15CrMo noma angu-12CrMo ngokuvamile asetshenziswa.
(4) Umthelela wezakhiwo zamakhemikhali aphakathi nendawo
Ukuthutha imidiya ehlukene usebenzisa amapayipi ahlukene.Eminye imidiya ayithathi hlangothi futhi ngokuvamile ayidingi izidingo zezinto ezibonakalayo.Amapayipi ensimbi ejwayelekile angasetshenziswa;Eminye imidiya ine-acidic noma i-alkaline, ngakho-ke kuyadingeka ukukhetha amapayipi amelana ne-asidi noma i-alkali.Izidingo zokusetshenziswa kwamapayipi zihlukile phakathi kwama-asidi aqinile futhi abuthakathaka kanye nezisekelo.I-asidi efanayo noma isisekelo, esinokugxila okuhlukene, sinezidingo ezihlukene zezinto zamapayipi.Uma ukuthutha amanzi nesitimu, amapayipi enziwe nge-carbon steel material anele.Ezitshalweni ze-urea, amapayipi ensimbi engagqwali ngokuvamile asetshenziselwa ukuthutha isikhutha, njengoba isikhutha sakha isikhutha lapho sihlangana namanzi, okubangela ukugqwala kwamapayipi ensimbi avamile.Uma ukhiqiza i-sulfuric acid, amapayipi ensimbi ye-carbon angasetshenziswa, kuyilapho i-dilute sulfuric acid, amapayipi ensimbi ye-carbon angeke asetshenziswe ngoba i-sulfuric acid exutshwe ne-carbon steel ingasabela ngamakhemikhali futhi idle i-carbon steel.Ngakho-ke, amapayipi e-aluminium aqinile angasetshenziswa.
(5) Umthelela womsebenzi wepayipi ngokwalo
Ngaphezu komsebenzi wokudlulisa okuphakathi, amanye amapayipi anomsebenzi wokumunca ukushaqeka kanye ne-coefficient yokunwetshwa kwe-thermal.Ngaphansi kwezimo zokusebenza, bangahamba njalo, njengegesi ye-petroleum ewuketshezi, i-oxygen ne-acetylene ukuze isetshenziswe emphakathini endaweni yokugcwalisa ibhodlela.Amapayipi enjoloba anentambo yensimbi enomfutho ophezulu avame ukusetshenziselwa amapayipi, esikhundleni samapayipi ensimbi aqinile angakwazi ukunyakaza.
(6) Umthelela wokwehla kwengcindezi
Ngemuva kokukhethwa kokuqala kwezinto zepayipi, ukubalwa kokwehla kwengcindezi yepayipi kuyadingeka futhi ukuze kunqunywe ububanzi bangaphakathi bepayipi.Bala ukwehla kwengcindezi ukuze ubone ukuthi into ekhethiwe iyahlangabezana yini nezimfuneko.Ikakhulukazi lapho uqala ukukhetha amapayipi epulasitiki, kubalulekile ukunaka kakhulu ukubuyekezwa kokwehla kwengcindezi.
Ukuze kubalwe ipayipi lokucindezela, ekwakhiweni kobunjiniyela, ibhalansi yezinto ezibonakalayo, ibhalansi yamandla kanye nokubalwa kwemishini ngokuvamile kwenziwa ngokwesilinganiso sokukhiqiza ukuze kunqunywe kusengaphambili ukugeleza kwezinto ezibonakalayo.Ngokubhekisela kudatha efanelekile, thatha isilinganiso sokugeleza kwezinto, ubale ububanzi bangaphakathi bepayipi, hlola imanuwali noma indinganiso, bese ukhetha ipayipi elijwayelekile.Ububanzi bangaphakathi bepayipi elijwayelekile elivame ukukhethwa kufanele bulingane noma bukhulu kancane kunobubanzi obungaphakathi obaliwe bepayipi.Bala ukwehla komfutho wepayipi futhi.
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| Igama Lomkhiqizo | Kuvunguza ashiselwe ipayipi lensimbi |
| Okujwayelekile | I-API 5L psl1/psl2, ISO9000, DIN2240, ASTM A500, A501, A53 EN10219/EN10210, JIS G3466, GB/T6728,GB/T3094,GB/T3091,GB/T95TSY/671,GB/T95TSY/670 |
| Osayizi | 219mm ukuze 4020mm |
| Ubukhulu | 4 mm kuya ku-30 mm |
| Ukuhlolwa kwe-NDT | I-UT, RT, i-hydrostatic, |
| I-Beveled Edges | 30DEG,(-0, +5) |
| Ubude | 3M-max.24meters, noma njengoba kudingeka |
| Ukwelashwa kwendawo | Okupendiwe okumnyama/okugalela amanzi njll. |
| Hot Expanded Ends | Iyatholakala |
| Ukupakisha | Intambo ye-PCS/inayiloni ekhululiwe (yamapayipi okunamathela) |
| Ezokuthutha | ngeziqukathi ezingama-20/40FT noma ngemikhumbi eyinqwaba njengombandela ngamunye |
| Inqwaba yesicathulo | I-OEM/ODM(yokunqwabelanisa) |
| Ukuhlolwa komuntu wesithathu | SGS/BV/JIS/ISO/API/GB/BC1/EPD&PHD |
| Isikhathi Sokukhokha | TT, LC |
| Isicelo | ukuthuthwa kwamanzi/uketshezi, ukunqwabelanisa, izisekelo zesakhiwo, ukudonsa, njll. |
UMBONISO WESITOLO SOMSEBENZI
Abantu baseYuantai abanokholo oluqinile bazibophezele ekwenzeni umhlaba uthandane okwenziwe eChina.Umoya we-Yuantai omsulwa futhi olula ufake izinga lokushisa lephupho ensimbi ebandayo.
Isikhathi singashintsha yonke into, kodwa isikhathi singase singashintshi yonke into, njengenhliziyo yokuqala.
Ukuphikelela okungashintshi kuzuze umpetha oyedwa wesigaba
Esifundweni sika-Yuantai, Ubulili obubuthakathaka abukho ngaphansi kowesilisa.
Abantu baseYuantai bayakhanya futhi balwe ezindaweni zabo ezijwayelekile
Inkampani ibheka ukubaluleka okukhulu kwekhwalithi yemikhiqizo, itshala imali eningi ekwethulweni kwemishini ethuthukisiwe nochwepheshe, futhi iphuma konke ukuze ihlangabezane nezidingo zamakhasimende ekhaya naphesheya.
Okuqukethwe kungahlukaniswa cishe kube: ukwakheka kwamakhemikhali, amandla okukhiqiza, amandla okudonsa, impahla yomthelela, njll
Ngasikhathi sinye, inkampani ingakwazi futhi ukuthola amaphutha ku-inthanethi kanye nokukhipha ama-anneal nezinye izinqubo zokwelapha ukushisa ngokwezidingo zamakhasimende.
https://www.ytdrintl.com/
I-imeyili :sales@ytdrgg.com
Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.iyimboni yamapayipi ensimbi egunyazwe nguEN/I-ASTM/ I-JISonguchwepheshe ekukhiqizeni nasekuthumeleni kwamanye amazwe zonke izinhlobo zepayipi elingunxande, ipayipi eliyisikwele, ipayipi elishiselwe i-ERW, ipayipi elivunguzayo, ipayipi elihlanganisiwe le-arc elingaphansi, ipayipi lomthungo eliqondile, ipayipi elingenamthungo, ikhoyili yensimbi enombala, ikhoyili yensimbi neminye imikhiqizo yensimbi. izinto zokuhamba ezikahle, kuqhele ngamakhilomitha angu-190 ukusuka eBeijing Capital International Airport kanye namakhilomitha angu-80 ukusuka eTianjin Xingang.
Whatsapp: +8613682051821
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Q355d izinga lokushisa eliphansi lamashubhu angama-rectangular tube
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1″ x 1″ x .065 Galvanized Square Tube
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I-ODM Ishubhu elingunxande elinothayela elishisayo
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I-STBA20-STBA26 Abakhiqizi Bamapayipi Ensimbi Angenamthungo
