1. Yintoni uMbhobho wePenstock?
I-Penstock Pipe iyingxenye yezixhobo ezikhethekileyo, kwaye ngokutsho kwenkcazo "yeMimiselo yoKhuseleko loLawulo lweZixhobo eziKhethekileyo", babhekisela kwizixhobo ze-tubular ezisebenzisa uxinzelelo oluthile lokuthutha igesi okanye ulwelo. Umda uchazwa njengerhasi, irhasi enyibilikisiweyo, isiphakathi somphunga kunye nowona xinzelelo luphezulu lokusebenza olungaphezulu okanye olulingana no-0.1MPa (uxinzelelo lwegeyiji), okanye olunokutsha, oluqhumayo, oluyityhefu, olunobushushu obuphezulu bokusebenza obungaphezulu okanye obulingana nolwelo. indawo yokubila esemgangathweni, kunye nemibhobho enedayamitha yegama elingaphezu kwe-25mm.
Umgaqo wokusebenza:
Ngombhobho omnye wePenstock, uxhomekeke kumandla angaphandle okanye amandla okuqhuba ophakathi ngokwawo ukuthutha i-medium ukusuka kumthombo wepayipi yoxinzelelo ukuya ekupheleni kombhobho woxinzelelo.
Iimpawu zePenstock Pipe:
I-Penstock Pipe yinkqubo edibeneyo kwaye ichaphazela omnye nomnye, ukutsala kunye nokuhambisa umzimba wonke.
Imibhobho yoxinzelelo inomlinganiselo omkhulu kwaye ixhomekeke ekungazinzini, okubangelwa iimeko ezixinzelelekileyo zoxinzelelo kuneenqanawa zoxinzelelo.
Ubume bokuhamba kwamanzi kwimibhobho yoxinzelelo luyinkimbinkimbi, kunye nesithuba esincinci se-buffer, kwaye ukuphindaphinda kweenguqu kwiimeko zokusebenza kuphezulu kuneenqanawa zoxinzelelo (ezifana nobushushu obuphezulu, uxinzelelo oluphezulu, ubushushu obuphantsi, uxinzelelo oluphantsi, ukuguqulwa kokuhamba, umoya, ikhephu, inyikima, njl.).
Kukho iintlobo ezahlukahlukeneyo zecandelo lemibhobho kunye nezixhobo zokuxhasa umbhobho, nganye ineempawu zayo kunye neemfuno ezithile zobugcisa, kwaye ukukhethwa kwezinto kuyinkimbinkimbi.
Kukho iindawo zokuvuza ezinokwenzeka ngakumbi kumbhobho kunakwinqanawa yoxinzelelo, kwaye kuhlala kukho amanqaku amahlanu kwivalve enye.
Kukho iintlobo ezininzi kunye nobuninzi bemibhobho yoxinzelelo, kwaye kukho izixhumanisi ezininzi ekuyilweni, ekuveliseni, ekufakeni, ekuhlolweni, nasekulawuleni izicelo, ezihluke kakhulu kwiinqanawa zoxinzelelo.
Injongo yoMbhobho wePenstock:
Indawo yezothutho (injongo engundoqo)
Umsebenzi wogcino (kwimibhobho yomgama omde)
Utshintshiselwano lobushushu (kwimibhobho yoshishino)
Yila amanyathelo ePenstock Pipe:
Khetha izixhobo zombhobho ngokusekelwe kuhlobo oluphakathi, uxinzelelo, kunye nobushushu.
Bala idiamitha yombhobho kunye nobukhulu bodonga, kwaye ulungiselele okanye umisele itafile yomgangatho wemibhobho.
Phuhlisa iiplani zoyilo lwemibhobho, misela umzila wemibhobho, kunye neendlela zokubeka.
Zoba uyilo lombhobho kunye nembono yecala le-axial.
Phuhlisa itheyibhile yeempawu zemibhobho.
Yenza uxinzelelo, imbuyekezo ye-thermal, kunye nezibalo zenkxaso ye-thrust.
Ukubonelela ngezinto zobunjineli boluntu kwizinto eziphambili ezifanelekileyo.
Gqibezela imizobo yoyilo kunye nomzobo ochaseneyo.
2. Iingxaki kuyilo loyilo lwemibhobho yoxinzelelo
Ngaba kukho nawaphi na amanqaku olwazi kumanyathelo oyilo ofuna ukuwaqonda?
Indlela yokumisela uxinzelelo loyilo:
Indlela yokumisela ubushushu boyilo:
Iimfuno zoyilo lwemibhobho:
Imibhobho kufuneka ibekwe phezulu kangangoko kunokwenzeka, kwaye ukuba kuyimfuneko, inokungcwatywa okanye ibekwe kwimisele. (Kulula ukuyifaka, ukuvelisa, kunye nokugcina)
Zama ukusebenzisa uyilo lokuxhoma ukwenza umbhobho usondele kangangoko kwizakhiwo esele zikho kunye nezakhiwo, kodwa uphephe izinto eziguquguqukayo ezithwele imithwalo emikhulu.
Imibhobho akufanele ilungiswe ngaphakathi kwendawo yokuphakamisa imingxuma yokwakha, izixhobo zangaphakathi kwiindawo zokukhupha, kunye neendawo zokuqhawula i-flange.
Uyilo lwemibhobho kufuneka lucwangciswe kwimiqolo ehambelanayo, kunye nemigca ethe tye kunye nokugoba okumbalwa kunye nokudibanisa kangangoko kunokwenzeka. Oku kunokunciphisa inani leeracks zemibhobho, ukugcina izinto eziphathekayo, kwaye kube mnandi kwaye kulula ukuyifaka.
Imibhobho kufuneka ihlelwe ngokwemigqa kangangoko kunokwenzeka, kwaye iphantsi kwemibhobho engenanto kufuneka ihambelane nomhlaba wenkxaso yombhobho ukuququzelela ukuyila kwenkxaso.
Xa ukuphakama okanye ulwalathiso lwemibhobho lutshintsha, kuyimfuneko ukuphepha ukubunjwa "kweengxowa" zegesi eziqokelelweyo okanye ulwelo kwipayipi. Ukuba le nto ayinakuphetshwa, iivalve zokukhupha kufuneka zifakwe kwiindawo eziphakamileyo kwaye iivalve zokukhutshwa kwamanzi kufuneka zifakwe kwiindawo eziphantsi.
Inqwelomoya ebeka umbhobho iya kuba nethambeka, kwaye isalathiso sethambeka ngokuqhelekileyo siyafana nesikhokelo sokuhamba kwezinto, kodwa kukho iimeko ezingaqhelekanga, eziya kumiselwa ngokwenkqubo ethile.
Imibhobho engaphezulu kweendlela kunye nomzila kaloliwe akufanele ixhotyiswe ngamacandelo anokuthi avuze, njengama-flanges, ama-threaded joints, i-compensers with fillers, njl.
Xa imibhobho idlula eluphahleni, kwimigangatho, kumaqonga nakwiindonga, ngokuqhelekileyo kufuneka ukhuseleko lwecasing.
Imibhobho engcwatyiweyo kufuneka ithathele ingqalelo ifuthe lemithwalo yezithuthi, kwaye xa uwela iindlela, i-casing kufuneka yongezwe. Umgama phakathi komphezulu wepayipi kunye nomgangatho wendlela akufanele ube ngaphantsi kwe-0.6m, kwaye kufuneka ube ngaphantsi kobunzulu bomhlaba onomkhenkce.
Xa udibanisa umbhobho wesebe ukusuka kumbhobho wegesi othe tye, kufuneka udibanise ukusuka phezulu kumbhobho oyintloko.
Kuyilo lwemibhobho ekwabelwana ngayo enemigangatho emininzi, imibhobho yerhasi, imibhobho eshushu, imibhobho esetyenziswayo, kunye neeracks zesixhobo sombane kufuneka zibekwe kumaleko angaphezulu, ngelixa imibhobho ephakathi ekrwadayo kunye nemibhobho yobushushu obuphantsi ifanele ibekwe kumaleko asezantsi.
Izinto ezinokutsha, eziqhumayo, eziyityhefu nezidlayo azifanele zibekwe kumagumbi okuhlala, kwizinyuko, kwiipaseji nakwezinye iindawo. Umbhobho wokukhupha umoya kufuneka ukhokelwe kwindawo echongiweyo yangaphandle okanye i-2m ngaphezu kophahla.
Imibhobho ngaphandle kwe-insulation ayifuni izixhaso zombhobho okanye izixhaso. Imibhobho engenanto enedayamitha ebhityileyo enodonga olucekethekileyo kunye nemibhobho enemigangatho yokugquma kufuneka ixhaswe ngezibiyeli zemibhobho okanye izixhaso.
Imiqathango yokungcwatywa ngokuthe ngqo kwemibhobho yile:
◇Imibhobho ethutha izinto ezingeyotyhefu, ezingadlekiyo, nezingaqhumisiyo azinakubekwa phantsi ngenxa yezizathu ezithile.
◇ Ukuqhuba imibhobho ephakathi enxulumene neitanki zokugcina ezingaphantsi komhlaba okanye amagumbi okumpompa angaphantsi komhlaba.
◇ Amanzi okupholisa namanzi omlilo okanye imibhobho yomlilo enogwebu.
◇ Imibhobho yokufudumeza enobushushu bokusebenza obungaphantsi kwe-150 ℃.
3. Imigaqo yokukhetha izixhobo zombhobho ezisetyenziswa ngokuqhelekileyo kwiipayipi zoxinzelelo?
Ukusetyenziswa kwezixhobo zombhobho ezisetyenziswa ngokuqhelekileyo kwimibhobho yoxinzelelo kuchongwa yimeko yokusebenza kwendawo ehanjiswayo (njengoxinzelelo, ubushushu) kunye neempawu zemibhobho phantsi kwezi meko. Qwalasela ezi nkalo zilandelayo:
Imathiriyeli yombhobho ekhethwayo:
Xa ukhetha izinto zombhobho, izinto zetsimbi ziqwalaselwa ngokubanzi kuqala. Xa izinto zetsimbi zingafanelekanga, izinto ezingezizo zetsimbi ziqwalaselwa. Ukubaluleka kufuneka kunikwe ekukhetheni iibhobho zetsimbi zezinto zetsimbi, ezilandelwa yizinto zetsimbi ezingenayo i-ferrous. Kwimibhobho yensimbi, i-carbon steel kufuneka ithathelwe ingqalelo kuqala, kwaye insimbi engenasici kufuneka isetyenziswe xa ingasebenzi. Xa uqwalasela izinto ze-carbon steel, iipayipi zensimbi ezidibeneyo kufuneka ziqwalaselwe kuqala, kwaye iipayipi zensimbi ezingenasiphelo kufuneka zikhethwe xa zingasebenzi.
Iimpembelelo zoxinzelelo oluphakathi:
》Ukuphakama koxinzelelo lwesixhobo sokuhambisa, ukutyeba kodonga lombhobho, kunye nokuphezulu kweemfuno zemathiriyeli yombhobho jikelele.
》Xa uxinzelelo oluphakathi lungaphezulu kwe-1.6MPa, imibhobho yentsimbi engenamthungo okanye imibhobho yentsimbi engasebenziyo ingakhethwa.
》Xa uxinzelelo luphezulu kakhulu, olufana nokwenziwa kwe-synthetic ammonia, urea, kunye nemethanol, eminye imibhobho inoxinzelelo oluphakathi lokuya kuthi ga kwi-32MPa, kwaye ngokuqhelekileyo isebenzisa imibhobho yentsimbi engenamthungo ephezulu eyenziwe ngentsimbi engama-20 okanye imathiriyeli eyi-15MnV.
》Imibhobho ekwisixhobo sokufunxa kunye nemibhobho yeoksijini enoxinzelelo olungaphezu kwe-10MPa iqhele ukwenziwa ngemibhobho yobhedu neyebhedu.
》Xa uxinzelelo oluphakathi lungaphantsi kwe-1.6MPa, imibhobho yentsimbi edityanisiweyo, iCast iron pipe okanye imibhobho engeyiyo eyentsimbi inokuqwalaselwa. Nangona kunjalo, uxinzelelo lwemibhobho yentsimbi ephantsi ayisayi kuba nkulu kuno-1.0MPa. Uxinzelelo oluphakathi ukuba imibhobho engeyiyo-metallic inokumelana nayo inxulumene neentlobo zezinto ezingezona zetsimbi, ezifana nemibhobho ye-polyvinyl chloride eqinile, kunye noxinzelelo lwenkonzo engaphantsi okanye elingana ne-1.6MPa; Imibhobho yepolypropylene eyomeleziweyo kunye noxinzelelo lwenkonzo olungaphantsi okanye olulingana ne-1.0MPa; Imibhobho ye-ABS, enoxinzelelo olusebenzayo olungaphantsi okanye olulingana no-0.6MPa.
》Kwimibhobho yamanzi, xa uxinzelelo lwamanzi lungaphantsi kwe-1.0MPa, imibhobho yentsimbi edityanisiweyo eyenziwe nge-Q235A idla ngokusetyenziswa; Xa uxinzelelo lwamanzi lungaphezu kwe-2.5MPa, imibhobho yentsimbi engenamthungo eyenziwe ngentsimbi engama-20 isetyenziswa ngokubanzi.
Iimpembelelo zeempawu zekhemikhali eziphakathi:
Impembelelo yeempawu zemichiza ephakathi ibonakaliswa ikakhulu kwi-corrosion kwaye kufuneka ixatyiswe kakhulu.
I-medium ayithathi hlangothi kwaye ngokubanzi ayifuni iimfuno eziphezulu zezinto eziphathekayo. Imibhobho yentsimbi yekhabhoni eqhelekileyo ingasetyenziswa.
Ukuba i-medium i-acidic okanye i-alkaline, kuyimfuneko ukukhetha imibhobho ye-asidi okanye i-alkali.
Imibhobho eyenziwe ngentsimbi yekhabhoni isetyenziselwa ukuthutha amanzi kunye nomphunga.
Impembelelo yomsebenzi wombhobho ngokwawo:
Ukongeza kumsebenzi wokuhambisa okuphakathi, eminye imibhobho nayo inomsebenzi wokufunxa ukothuka, ukufunxwa kwe-thermal, kwaye inokuhamba rhoqo phantsi kweemeko zokusebenza.
Impembelelo yokwehla koxinzelelo:
Emva kokukhethwa kokuqala kwezinto zombhobho, ukubalwa koxinzelelo loxinzelelo lombhobho kuyafuneka kwakhona ukucacisa ububanzi bangaphakathi bombhobho. Bala ukuhla koxinzelelo ukuze ubone ukuba izinto ezikhethiweyo ziyahlangabezana neemfuno. Ngokukodwa xa uqala ukukhetha imibhobho yeplastiki, kubalulekile ukuhlawula ingqalelo ngakumbi ekuphononongeni ukuhla koxinzelelo.
4. Imigaqo yokukhetha izinto ezisetyenziswa ngokuqhelekileyo zombhobho wensimbi kwiipayipi zoxinzelelo
Yiyiphi imigaqo yokukhetha izixhobo zemibhobho ezisetyenziswa ngokuqhelekileyo kwiipayipi zoxinzelelo? Namhlanje, umhleli uza kuthetha ngalo mba.
(1) Izinto zoMbhobho ezikhethiweyo
Xa ukhetha izinto zombhobho, izinto zetsimbi ziqwalaselwa ngokubanzi kuqala. Xa izinto zetsimbi zingafanelekanga, izinto ezingezizo zetsimbi ziqwalaselwa. Imibhobho yensimbi ikhethwa kwizinto zetsimbi, ilandelwa yizinto zetsimbi ezingenayo i-ferrous. Kwimibhobho yensimbi, i-carbon steel kufuneka ithathelwe ingqalelo kuqala, kwaye insimbi engenasici kufuneka isetyenziswe xa ingasebenzi. Xa uqwalasela izinto ze-carbon steel, iipayipi zensimbi ezidibeneyo kufuneka ziqwalaselwe kuqala, kwaye iipayipi zensimbi ezingenasiphelo kufuneka zikhethwe xa zingasebenzi.
(2) Impembelelo yoxinzelelo oluphakathi
Ukuphakama koxinzelelo lwesixhobo sokuhambisa, ukutyeba kodonga lombhobho, kunye nokuphakama kweemfuno zezinto zombhobho ngokubanzi.
Xa uxinzelelo oluphakathi lungaphezulu kwe-1.6MPa, iipayipi zentsimbi ezingenamthungo okanye iipayipi zensimbi ezingenayo i-ferrous zingakhethwa. Xa uxinzelelo luphezulu kakhulu, njengakwimveliso ye-synthetic ammonia, urea, kunye ne-methanol, eminye imibhobho inoxinzelelo oluphakathi ukuya kwi-32MPa, kunye nemibhobho yentsimbi engenamthungo enezixhobo ze-20 # okanye i-15CrMo zikhethwa ngokubanzi. Imibhobho yobhedu kunye nobhedu isetyenziswa ngokubanzi kwimibhobho ekwisixhobo sokufunxa kunye nemibhobho yeoksijini enoxinzelelo olukhulu kune-10MPa.
Xa uxinzelelo oluphakathi lungaphantsi kwe-1.6MPa, imibhobho yentsimbi edibeneyo, i-Cast iron pipe okanye i-non-metallic pipes ingaqwalaselwa. Nangona kunjalo, uxinzelelo oluphakathi oluqhutywa ngumbhobho wentsimbi aluyi kuba lukhulu kuno-1.0MPa. Uxinzelelo oluphakathi ukuba imibhobho engeyiyo-metallic inokumelana nayo inxulumene neentlobo zezinto ezingezona zetsimbi, ezifana nemibhobho ye-polyvinyl chloride eqinile, kunye noxinzelelo lwenkonzo engaphantsi okanye elingana ne-1.6MPa; Imibhobho yepolypropylene eyomeleziweyo kunye noxinzelelo lwenkonzo olungaphantsi okanye olulingana ne-1.0MPa; Imibhobho ye-ABS, enoxinzelelo olusebenzayo olungaphantsi okanye olulingana no-0.6MPa.
Kwimibhobho yamanzi, xa uxinzelelo lwamanzi lungaphantsi kwe-1.0MPa, iipayipi zensimbi ezidibeneyo ezenziwe nge-Q235A zidla ngokusetyenziswa; Xa uxinzelelo lwamanzi lungaphezu kwe-2.5MPa, i-20 # imibhobho yentsimbi engenamthungo isetyenziswa ngokubanzi.
(3) Impembelelo yobushushu obuphakathi
Imibhobho eyenziwe ngezinto ezahlukeneyo ifanelekile kwiindidi ezahlukeneyo zokushisa. Xa ubushushu berhasi yehydrogen bungaphantsi kwama-350 ℃, imibhobho yentsimbi engenamthungo engama-20 # isetyenziswa ngokubanzi kwirhasi yehydrogen enoxinzelelo lwe-1.0MPa. Xa ubushushu begesi ye-hydrogen buphakathi kwe-351-400 ℃, i-15CrMo okanye i-12CrMo imibhobho yentsimbi engenamthungo isetyenziswa ngokubanzi.
(4) Impembelelo yeempawu zekhemikhali eziphakathi
Ukuthutha imidiya eyahlukeneyo usebenzisa imibhobho eyahlukeneyo. Eminye imithombo yeendaba ayithathi cala kwaye ayifuni ngokubanzi iimfuno zezinto eziphathekayo. Imibhobho yentsimbi yekhabhoni eqhelekileyo ingasetyenziswa; Ezinye imidiya zine-asidi okanye i-alkaline, ngoko ke kuyimfuneko ukukhetha imibhobho echasene ne-asidi okanye i-alkali. Iimfuno zokusetyenziswa kwemibhobho zihluke phakathi kwe-acids eqinile kwaye engenamandla kunye neziseko. I-asidi efanayo okanye isiseko, esinezigxina ezahlukeneyo, nazo zineemfuno ezahlukeneyo kwizinto eziphathekayo zemibhobho. Ukuba ukuthutha amanzi kunye ne-steam, iipayipi ezenziwe nge-carbon steel material zanele. Kwizityalo ze-urea, imibhobho yensimbi engenasici idla ngokusetyenziselwa ukuthutha ikharbon diokside, njengoko ikharbon diokside yenza ikharbon diokside xa idibana namanzi, enefuthe elibi kwimibhobho yentsimbi eqhelekileyo. Ukuba ivelisa i-asidi ye-sulfuric, imibhobho ye-carbon steel ingasetyenziselwa, ngelixa i-dilute sulfuric acid, imibhobho ye-carbon steel ayinakusetyenziswa kuba i-dilute sulfuric acid kunye ne-carbon steel inokusabela ngeekhemikhali kwaye i-corrode carbon steel. Ngoko ke, iibhobho ze-aluminium ezinzima zingasetyenziswa.
(5) Impembelelo yomsebenzi wombhobho ngokwawo
Ukongeza kumsebenzi wokuhambisa okuphakathi, eminye imibhobho nayo inomsebenzi wokufunxa ukothuka kunye ne-coefficient yokwandiswa kwe-thermal. Ngaphantsi kweemeko zokusebenza, banokuhamba rhoqo, njenge-liquefied petroleum gas, i-oksijini kunye negesi ye-acetylene ukuze kusetyenziswe uluntu kwindawo yokuzalisa ibhotile. Imibhobho yerabha enoxinzelelo oluphezulu yocingo olulukiweyo isoloko isetyenziselwa imibhobho, endaweni yemibhobho yentsimbi eqinileyo ekunzima ukuyihamba.
(6) Impembelelo yokunciphisa uxinzelelo
Emva kokukhethwa kokuqala kwezinto zombhobho, ukubalwa koxinzelelo loxinzelelo lombhobho kuyafuneka kwakhona ukucacisa ububanzi bangaphakathi bombhobho. Bala ukuhla koxinzelelo ukuze ubone ukuba izinto ezikhethiweyo ziyahlangabezana neemfuno. Ngokukodwa xa uqala ukukhetha imibhobho yeplastiki, kubalulekile ukuhlawula ingqalelo ngakumbi ekuphononongeni ukuhla koxinzelelo.
Kubalwa kombhobho woxinzelelo, kuyilo lobunjineli, ibhalansi yezinto, ibhalansi yamandla kunye nokubala kwezixhobo ziqhutywa ngokubanzi ngokwesikali semveliso ukumisela kwangaphambili ukuhamba kwezinto. Ngokubhekiselele kwidatha efanelekileyo, cinga isantya sokuhamba kwezinto, ubale ububanzi bangaphakathi bombhobho, khangela incwadana okanye umgangatho, kwaye ukhethe umbhobho oqhelekileyo. Ububanzi bangaphakathi bombhobho oqhelekileyo oqhelekileyo okhethiweyo kufuneka ulingane okanye ukhulu kancinane kunobubanzi obubaliweyo bombhobho. Bala ukuhla koxinzelelo lombhobho kwakhona.
Itheyibhile yenkcazo kunye nobunzima kwitafile yemitha nganye kwimibhobho yentsimbi edibeneyo
WI-8 yezigidi zeetoni ezikhutshwa ngonyaka, iYuantai Derun ngoyena mbhobho osisikwere we-ERW, umbhobho oxande, umbhobho ongenanto, umbhobho owenziwe ngamakhala, kunye nomenzi wemibhobho yentsimbi espiral odityanisiweyo eTshayina. Iintengiso zonyaka zifikelele kwi-15 yeebhiliyoni zeedola. Yuantai Derun uye 51 black ERW imigca yokuvelisa umbhobho yentsimbi, 10 imigca yokuvelisa umbhobho yentsimbi galvanized, kunye 3 spiral welded imigca yokuvelisa umbhobho yentsimbi. Umbhobho wentsimbi yesikwere 10 * 10 * 0.5mm ukuya ku-1000 * 1000 * 60MM, umbhobho wentsimbi oxande 10 * 15 * 0.5mm ukuya ku-800 * 1200 * 60MM, umbhobho wensimbi ojikelezayo (SSAW) Ø 219-4020mm ukusuka kumabanga entsimbi Q unokwenziwa, (s) 195 ukuya kwi-Q (s) 650 / Gr.A-Gr.D. I-Yuantai Derun inokuvelisa iityhubhu zentsimbi ezijikelezayo ngokwe-API 5L, SY/T6475, JIS g3466, En10219/EN10210, Din2240, kunye ne-AS1163. I-Yuantai Derun ine-inventri enkulu yentsimbi ethambileyo e-China, enokuthi ihlangabezane neemfuno zokuthenga ngokuthe ngqo kubathengi.
Wamkelekile wonke umntu ukuba aqhagamshelane Yuantai Derun, E-mail:sales@ytdrgg.com, kunye nexesha lokwenyani lokuhlola isityalo okanye utyelelo lwasefektri!
| Igama lemveliso | Umbhobho wentsimbi odityanisiweyo |
| Umgangatho | 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/671 |
| Ubukhulu | 219mm ukuya 4020mm |
| Ukutyeba | 4mm ukuya 30mm |
| Uvavanyo lwe-NDT | UT, RT, hydrostatic, |
| Beveled Edges | 30DEG,(-0, +5) |
| Ubude | 3M-max.24meters, okanye njengoko kufuneka |
| Unyango lomphezulu | Ipeyintiwe emnyama / igalvanizing njl. |
| Iziphelo ezishushu ezandisiweyo | Iyafumaneka |
| Ukupakisha | Ikhululwe iPCS/intambo yenayiloni (yemibhobho yokugquma) |
| Ezothutho | ngezikhongozeli ezingama-20/40FT okanye ngeenqanawa ezininzi ngokwemeko |
| Ingqumba yesihlangu | OEM/ODM(yokufumba) |
| Ukuhlolwa komntu wesithathu | SGS/BV/JIS/ISO/API/GB/BC1/EPD&PHD |
| Ixesha lokuhlawula | TT, LC |
| Isicelo | ukuthuthwa kwamanzi/ulwelo, ukufumba, izixhaso zesakhiwo, ukugrumba, njl. |
UMSEBENZI SHOP BONISA
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Umxholo unokwahlulwa ngokufanelekileyo ngokwe: ukubunjwa kweekhemikhali, amandla esivuno, amandla okuqina, ipropathi yempembelelo, njl
Kwangaxeshanye, inkampani inokwenza uchongo lweziphene kwi-intanethi kunye nokufunxa kunye nezinye iinkqubo zonyango lobushushu ngokweemfuno zabathengi.
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Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.ngumzi-mveliso wentsimbi yombhobho oqinisekiswe nguEN/I-ASTM/ I-JISngokukhethekileyo kwimveliso kunye nokuthunyelwa kwamanye amazwe kuzo zonke iintlobo zombhobho we-square we-rectangular, umbhobho we-galvanized, i-ERW i-weld pipe, i-spiral pipe, i-arc edibeneyo, i-arc efakwe emanzini, ipayipi yomthungo othe tye, umbhobho ongenamthungo, i-coil yensimbi enombala, i-galvanized coil kunye nezinye iimveliso zentsimbi. uthutho olululo, kumgama oziikhilomitha ezili-190 ukusuka eBeijing Capital International Airport kunye neekhilomitha ezingama-80 ukusuka eTianjin Xingang.
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