Xhumana nathi ukuze uthole imininingwane yakamuva kanye nobukhulu bamapayipi ensimbi.
Umkhiqizi Wezinqwaba Zepayipi Lensimbi ye-EN10219 S275J0H eShayina | Amashubhu Ensimbi Esisekelo Sesakhiwo
| Into | Imininingwane Yencazelo |
| Izinga Lokusebenza | I-EN 10219 |
| Ibanga Lensimbi | S275J0H, Inombolo Yezinto 1.0149 |
| Incazelo Yebanga | S: Insimbi yesakhiwo |
| 275: Amandla amancane okukhiqiza ≥275MPa (ubukhulu bodonga ≤16mm) | |
| Ukuhlolwa komthelela we-Charpy ku-J0: 0°C | |
| H: Ingxenye Engenalutho (i-HSS / ipayipi) | |
| Inqubo Yokukhiqiza | Ukushisela kwe-ERW okuvamise ukuvama kanye namashubhu ensimbi afakwe i-arc afakwe i-LSAW afakwe i-arc ebandayo. I-CHS eyindilinga ivame ukusetshenziswa kuma-pipe pile. |
| Ububanzi Bosayizi Obutholakalayo | I-OD: 21.3–1220mm |
| Isisindo: 2.5–22mm | |
| Ubude besitoko: 6m/9m/12m; ubude obungokwezifiso bungu-3 ~ 18m obutholakalayo | |
| Ukuqedwa Komphezulu | Ipayipi elimnyama elingenalutho, upende ovimbela ukugqwala, i-hot-dip galvanized, i-coating ye-epoxy yetiyela lamalahle (ilungele amaphrojekthi okuhlanganisa) |
| Isimo Sokulethwa | Ukwakheka okubandayo okuqediwe ngemva kokushintshwa, ukushintshwa kobuhlalu, amashubhu alinganiswe abe yindilinga |
Idatha Yobuchwepheshe
I-EN10219 S275J0H Amapayipi Ensimbi Amapayipi Ukwakheka Kwamakhemikhali
| Isici | C | Mn | P | S | Si | N |
| Okuqukethwe Okuphezulu | ≤0.20 | ≤1.50 | ≤0.035 | ≤0.035 | Akukho mkhawulo | ≤0.009 |
| Isaziso | Izinga lekhabhoni eliphansi elinokushibilika okuhle kakhulu; I-Carbon Equivalent CE ≤0.40% (t ≤40mm) | |||||
I-EN10219 S275J0H Amapayipi Ensimbi Amapayipi Impahla Yemishini
| Ububanzi Bokujiya Kodonga | Amandla Okukhiqiza (i-MPa) | Amandla Okudonsa Rm (MPa) | Ukwelulwa kwe-A₅ | I-Charpy V-notch Impact |
| t≤16mm | ≥275 | 430~580 | ≥22% | 0℃, Amandla omthelela ≥27J |
| 16<t≤40mm | ≥265 | 430~580 | ≥21% | 0℃, Amandla omthelela ≥27J |
| 40<t≤63mm | ≥255 | 410~560 | ≥20% | 0℃, Amandla omthelela ≥27J |
Usayizi Wezinqwaba Zepayipi Lensimbi ze-EN10219 S275J0H
| Into | Imininingwane |
| Ububanzi Bangaphandle (OD) | 21.3mm~1220mm |
| Ubukhulu be-Wall (WT) | 2.5mm~22mm |
| Ubude Obujwayelekile | 6m / 9m / 12m |
| Ubude Ngokwezifiso | 3m~18m ngokwesidingo seklayenti |
| Isigaba Sosayizi | Ububanzi Bangaphandle (OD mm) | Ubukhulu Bodonga Obuhambisanayo (WT mm) | Isicelo Esiyinhloko |
| Usayizi Omncane | 60.3, 76.1, 88.9, 114.3, 139.7, 168.3, 219.1 | 3.0, 4.0, 5.0, 6.0 | Imisebenzi kamasipala, ukuqinisa isisekelo esincane, isisekelo sesakhiwo kanye namaphrojekthi amancane okwakha izindonga zezindawo |
| Usayizi Ophakathi (Isitoko Esijwayelekile) | 273.0, 323.9, 355.6, 406.4, 457.0, 508.0 | 5.0, 6.3, 8.0, 10.0 | Izinqwaba zesisekelo sokwakha, ukwesekwa kokumba, izisekelo zamabhuloho aphakathi namancane, ukuqiniswa komgwaqo |
| Usayizi Omkhulu | 610.0, 711.0, 813.0, 914.0, 1016.0, 1220.0 | 8.0, 10.0, 12.5, 14.2, 16.0, 20.0 | Ukufakwa kwenqwaba yezindawo zokupaka imikhumbi kanye nechweba, izisekelo ze-wind turbine, ukwakhiwa kwamabhuloho amakhulu, izinqwaba ezisizayo zamapulatifomu asogwini kanye namaphrojekthi obunjiniyela bezokwakha aqinile |
Chofoza Inkinobho Kwesokudla
| Izinzuzo Zomkhiqizo | Izinkambu Zokufaka Isicelo Sokunqwabelanisa |
| 1. Amandla aphakathi nendawo ahambisana nokuqina okulinganiselayo kanye nokuqina. Inikeza ukusebenza okuthembekile komthelela wokushisa okuphansi okungu-0°C, okwenza ifaneleke kahle emisebenzini yokufaka inqwaba ezindaweni ezinesimo sezulu esifudumele. | Izinqwaba zesisekelo sokwakha, izinqwaba zamapayipi echwebeni nasechwebeni, izakhiwo zamabhuloho, izinqwaba zokugcina imigodi yesisekelo, izinqwaba zesisekelo ze-wind turbine, ukuzinza komgwaqo kamasipala, izinqwaba ezisizayo zamapulatifomu asogwini lolwandle |
| 2. Iyakwazi ukushisela yonke indawo, ilungele ukuxhumanisa ama-pile kanye nokuxhumanisa ama-flange joints. | |
| 3. Ukuzibamba okuphansi kwenza kube lula ukushayela ungene ezinhlotsheni. Kunikeza ukugoba okuphezulu nokusebenza okucindezelwayo uma kuqhathaniswa namaphrofayili ensimbi eqinile. | |
| 4. Ububanzi bangaphandle kanye nobukhulu bodonga kugcina ukubekezelelana okuqinile, kuhlangabezana ngokugcwele nezimiso zaseYurophu zokwakha izinqwaba. |
| Uhlobo Lomphezulu | Incazelo Yobuchwepheshe | Izici kanye Nohlelo Lokusebenza |
| Ukuqeda Okumnyama Okungenalutho (Umphezulu Wokugaya Wasekuqaleni) | Insimbi emnyama eluhlaza engagqokwanga; umthungo wokushisela ususiwe, i-geometry eyindilinga ehambisanayo. Uwoyela omelene nokugqwala ungakhethwa. | Isebenza kahle kakhulu, isetshenziswa kabanzi ekufakeni inqwaba evamile. Ifanele izisekelo zangaphakathi, izisekelo zesikhashana kanye namaphrojekthi esikhashana. Kulula ukushisela insimu kanye nokufaka okunye. |
| Upende Olwa Nokugqwala | Upende wezimboni ovikela ukugqwala owodwa/ophindwe kabili osetshenziswa ebusweni bepayipi elihlanziwe; ukumbozwa okufanayo, ukunamathela okuqinile. | Ukuvikelwa kokugqwala okuyisisekelo. Kulungele izinqwaba zesisekelo zikamasipala, zezakhiwo nezomhlaba owomile. Kuvimbela ukugqwala ngesikhathi sokuthutha kanye nokwakha. |
| I-Hot-Dip Galvanized (HDG) | Ukufakwa kwe-galvanization okushisayo okugcwele; ukugqoka kwe-zinc okuhlanganiswe ngensimbi okunobukhulu obulawulwayo. | Ukugqwala okuphezulu kanye nokumelana nesimo sezulu. Kufanelekile ezindaweni zangaphandle, izindawo ezisogwini ezingcolisa kancane kanye nezinqwaba zesakhiwo ezihlala njalo. |
| Ukugqoka i-Coal Tar Epoxy | Ulwelwesi oluqinile oluvikela ukugqwala lwezinqwaba; ulwelwesi oluqinile olungenamthungo olumelana nokuguguleka kwamanzi, inhlabathi kanye namakhemikhali. | Ukukhetha kokuqala kwemisebenzi yokubeka inqwaba. Kuhle kakhulu ezindundumeni zechweba kanye nechweba, izisekelo zokuwela imifula, inhlabathi emanzi kanye nezindunduma ezisizayo zasolwandle; isikhathi eside sokuphila ezimweni ezinzima zangaphansi komhlaba/zasolwandle. |
| Ukugqoka okwenziwe ngokwezifiso | Umbala ongokwezifiso, ungqimba oluhlanganisiwe olunezingqimba eziningi, i-primer ecebile nge-zinc kanye nokunye ukwelashwa kwendawo okwenziwe ngokwezifiso. | Ihambisana nezindinganiso ezikhethekile zokulwa nokugqwala kanye nezidingo ezibonakalayo. Ingenziwa ngezifiso ngokwemidwebo kanye nemininingwane yeklayenti. |
Izisekelo Zendlu Engaphansi Nezakhiwo
Isisekelo esingaphansi komhlaba sisebenza ezindlini eziphakeme, emafektri, ezindaweni zokugcina impahla kanye nezakhiwo ezisetshenziswa ngokuxubile. Sifanele zonke izinhlobo zesisekelo sezakhiwo ezihlanganisiwe.
Izisekelo Zezinqwaba Zebhuloho
Izinqwaba ezithwala imithwalo zemigwaqo emikhulu, yesitimela kanye neyedolobha, kanye namabhuloho awela imifula, ichibi kanye nolwandle.
Ukwakhiwa Kwechweba
Izisekelo zokuthwala imithwalo yezindawo zokugcina izimpahla, izindawo zokupaka imikhumbi kanye namachweba, okusekela imisebenzi yokuphatha imishini esindayo kanye nemithwalo.
Ubunjiniyela Bomoya Nolwandle Obungaphandle Kwezwe
Izisekelo zama-turbine omoya asogwini lolwandle. Izakhiwo ezisekela amapulatifomu asogwini lolwandle, amapayipi angaphansi kolwandle kanye nezindonga zasolwandle; inikeza ukumelana okuthembekile ngokumelene namagagasi, amagagasi kanye nokugqwala kolwandle.
Ubunjiniyela Bokwakha Obukhulu
Izinqwaba zemithwalo esindayo ezinobukhulu obukhulu zamadamu, iziteshi zesitimela, imigudu kanye neminye imisebenzi emikhulu. Isekela imishini yezimboni kanye nemithwalo yezakhiwo esindayo.
1) Ihhovisi Legatsha - ukwesekwa kwabantu abakhuluma iSpanishi, usizo lokuhlanza impahla, njll.
2) Amathani angaphezu kuka-5,000 esitokweni, anobukhulu obuhlukahlukene
3) Kuhlolwa izinhlangano ezigunyaziwe njenge-CCIC, i-SGS, i-BV, ne-TUV, kanye nokupakishwa okujwayelekile okufanele ulwandle
Ukupakisha
Kuvikelwe ngezintambo zensimbi. Udaka lwezinkuni lubekwa phakathi kwezingqimba ukuze kugwenywe ukugudluka ngesikhathi sokuthutha.
Ukuvikelwa kobuso okungakhethwa: upende omnyama, uwoyela wokulwa nokugqwala kanye nokugoqwa kwepulasitiki. Izinqwaba ezifakwe ngogesi ezishisayo zingagoqwa ngefilimu yepulasitiki yesikhashana ukuze kumiswe ukuklwebheka kobuso. Izixazululo zokupakisha ezenziwe ngokwezifiso ziyatholakala.
Ulwazi Lokulethwa
Ubude obujwayelekile besitoko: 6m, 12m. Ubude obungokwezifiso buyamukeleka.
Ilungele ukuthuthwa ngolwandle, ngesitimela kanye nangomgwaqo.
Isikhathi sokuhola: Izinsuku eziyi-15-30 ngemuva kokukhokha, kuye ngobuningi be-oda kanye nemininingwane.
Sisekela ukuthunyelwa kwamanye amazwe emhlabeni jikelele futhi sinikeza amadokhumenti aphelele, kufaka phakathi izitifiketi zokuhlolwa, uhlu lokupakisha kanye ne-Bill of Lading.
Ukuphatha Izinyathelo Zokuqapha
Gwema ukuthintana ngqo phakathi kwezihlilingi/izingwegwe ezingavikelekile namapayipi ukuvimbela umonakalo womphezulu kanye nokuguquka kwawo.
Gcina amapayipi ezindaweni ezipholile, ezomile, nezinomoya ukuze uvimbele ukugqwala ngaphambi kokufakwa.
Izimpahla ezinkulu kakhulu nezisindayo kumele zihambisane nemithethonqubo yezokuthutha yendawo.
1. Kungani ukhethe i-S275J0H esikhundleni se-S275JR ejwayelekile yokufaka inqwaba?
Vimbela ukuphuka okuqhekekile. I-S275J0 ifinyelela amandla okushaya okungenani angu-27J Charpy V-notch ku-0°C. Uma ibhekene nemithwalo enzima yokushayela enhlabathini eqinile noma ezindaweni ezibandayo, igwema ukuqhekeka kwamapayipi. I-S275JR iqinisekisa kuphela ukusebenza kokushaya kokushisa kwegumbi futhi inezingozi zokwehluleka okukhulu kwesakhiwo ngaphansi kwezimo ezinjalo.
2. Ungaqinisekisa kanjani ukushintshwa okuthembekile ngaphansi kokufakwa kwenqwaba okunomthelela omkhulu?
Ukuhlolwa okugcwele kwe-NDT. Zonke izindwangu zokushisela ezakhiweni zithola ukuhlolwa kwe-ultrasonic okungu-100% (UT), kanye nokuhlolwa okwengeziwe kwe-x-ray (RT) emaphethelweni epayipi. Izinqubo zokushisela zihambisana ne-EN ISO 15614-1 ukuze kususwe amaphutha angaphakathi futhi kuqinisekiswe ukuthi amandla okushisela ahambisana nezinto eziyisisekelo.
3. Ungakugwema kanjani ukuxebuka kwe-HDG coating ngesikhathi sokuthuthwa?
Ukulawulwa kwe-silicon + ukuqhuma komphezulu kwe-Sa 2.5. Okuqukethwe kwe-silicon yensimbi kulawulwa ngaphansi kuka-0.03% noma ngaphakathi kuka-0.14%–0.25% ukuvimbela umphumela we-Sandelin kanye nezendlalelo ze-zinc eziqhekekile. Ukulungiswa komphezulu ku-ISO 8501-1 Sa 2.5 kudala ukugqoka okuqinile, okuguquguqukayo okumelana nokuklwebheka kanye nokususwa kwe-delamination.
4. Isixazululo esingcono kakhulu sokumboza indawo yasolwandle enzima ye-C5-M?
Isembozo se-epoxy seglasi esinokuhlolwa okuphelele kwamaholide. I-epoxy yeglasi eyomile engu-400–500 μm isetshenziswa kuphrofayili eqhunyisiwe engu-50–80 μm. Ipayipi ngalinye lidlula ekutholweni kwe-spark holiday ye-100% ephezulu ukuze kususwe izimbobo ze-pin futhi kuvinjelwe ukungena kwe-chloride.
5. Ungazivikela kanjani izimbozo ekuklwebhekeni lapho zihamba?
Ukuhlukaniswa okungeyona insimbi. Izihlukanisi zerabha noma zepulasitiki zihlukanisa amapayipi ahlanganisiwe; izivalo zokugcina ezisindayo zivimbela ukushayisana kwengxenye. Izilawuli zendwangu noma zenayiloni kuphela ezisetshenziswayo ukuze kulayishwe ukuze kugwenywe ukuthintana kwensimbi nensimbi.
IQEMBU LASEBUKHOSINI
Ikheli
Indawo yezimboni zokuthuthukiswa kweKangsheng,
Isifunda saseWuqing, idolobha laseTianjin, eChina.
I-imeyili
Ucingo
Amahora
UMsombuluko-NgeSonto: Isevisi yamahora angu-24











