Ipayipi Lensimbi le-SSAW Lomugqa Wamanzi Ongaphansi Komhlaba
Ukwethulwa kwensimbi ehlanganisiwe ye-arc evuselelwe ejikelezayo engaphansi komhlabaipayipi lemigqa yamanzi engaphansi komhlaba
I-Cangzhou Spiral Steel Pipe Group Co., Ltd. yethule ipayipi layo lensimbi eliyindilinga eliyindilinga elizoguqula imboni yamapayipi angaphansi komhlaba. Leli payipi lishintsha kakhulu emakethe yokulethwa kwamanzi angcolile kamasipala ngenxa yekhwalithi yalo ephezulu kanye nokusebenza kwalo okuphezulu.
Impahla Yomshini
| ibanga lensimbi | amandla amancane okukhiqiza | Amandla okudonsa | Ukwandiswa okuncane | Amandla amancane omthelela | ||||
| Ubukhulu obucacisiwe | Ubukhulu obucacisiwe | Ubukhulu obucacisiwe | ekushiseni kokuhlolwa kwe- | |||||
| 16 | >16≤40 | <3 | ≥3≤40 | ≤40 | -20℃ | 0℃ | 20℃ | |
| S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
| S275J2H | 27 | - | - | |||||
| S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
| S355J2H | 27 | - | - | |||||
| S355K2H | 40 | - | - | |||||
Amapayipi ensimbi e-SSAWZenziwe ngama-strip steel coil njengezinto zokusetshenziswa, zikhishwa ekushiseni okungaguquki, futhi zifakwe ngenqubo yokushisela i-arc efakwe ngocingo oluphindwe kabili ezenzakalelayo. Lobu buchwepheshe bokukhiqiza obusha buqinisekisa amazinga aphezulu okunemba nokuqina, okwenza amapayipi ethu afanele ukusetshenziswa kwemigqa yamanzi angaphansi komhlaba.
Inhliziyo yalokhuipayipi lensimbi elijikelezayoiwumklamo wayo oyingqayizivele ojikelezayo. Insimbi yestrip ifakwa kudivayisi yepayipi elihlanganisiwe bese igoqwa kancane kancane ngama-roller amaningi ukuze kwakheke ithubhu eliyindilinga elingenalutho elinesikhala sokuvula. Inamandla okulungisa inani lokunciphisa le-roller extrusion, futhi isikhala se-weld singalawulwa phakathi kuka-1-3mm ukuqinisekisa ukuxhumana okungenamthungo nokuqinile. Ngaphezu kwalokho, zombili iziphetho zejoyinti elihlanganisiwe zibushelelezi ngokuphelele, zinikeza ukuphela okuphelele.
Amapayipi ensimbi e-SSAW anezici eziningana eziwahlukanisa namapayipi ensimbi endabuko. Isakhiwo sawo esijikelezayo sinamandla amahle kakhulu kanye nokumelana namandla angaphandle, okuqinisekisa ukuphepha nokuthembeka kohlelo lokulethwa kwamanzi. Ngaphezu kwalokho, inqubo yokushisela esezingeni eliphezulu iqinisekisa ukuthi amalunga awavuzi futhi avimbela ukuvuza kwamanzi noma ukungcola. Ngokwakhiwa kwawo okuqinile kanye nokuxhumeka okuphephile, leli payipi liqinisekisa ukusebenza okuhlala isikhathi eside futhi linciphisa izidingo zokulungisa, okwenza libe yisisombululo esingabizi kakhulu kunoma yimuphi umsebenzi womugqa wamanzi angaphansi komhlaba.
Ukwakheka Kwamakhemikhali
| Ibanga lensimbi | Uhlobo lokususa i-oxidation a | % ngobuningi, ubuningi | ||||||
| Igama lensimbi | Inombolo yensimbi | C | C | Si | Mn | P | S | Nb |
| S235JRH | 1.0039 | FF | 0,17 | — | 1,40 | 0,040 | 0,040 | 0.009 |
| S275J0H | 1.0149 | FF | 0,20 | — | 1,50 | 0,035 | 0,035 | 0,009 |
| S275J2H | 1.0138 | FF | 0,20 | — | 1,50 | 0,030 | 0,030 | — |
| S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
| S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| a. Indlela yokususa i-oxidation ichazwa kanje: FF: Insimbi ebulewe ngokuphelele equkethe izinto zokubopha i-nitrogen ngamanani anele ukubopha i-nitrogen etholakalayo (isb. ubuncane be-0,020% iyonke i-Al noma i-0,015% i-Al encibilikayo). b. Inani eliphezulu le-nitrogen alisebenzi uma ukwakheka kwamakhemikhali kubonisa okuqukethwe okungenani kwe-Al okungu-0,020% kanye nesilinganiso esincane se-Al/N esingu-2:1, noma uma kukhona ezinye izinto ezibophayo ze-N ezanele. Izinto ezibophayo ze-N kufanele ziqoshwe kuDokhumenti Yokuhlola. | ||||||||
Lo mkhiqizo oyingqayizivele wenzelwe ukuhlangabezana nezidingo ezahlukahlukene zomkhakha. Kungakhathaliseki ukuthi wakha izinhlelo zokuhambisa amanzi zikamasipala nezokuthutha indle noma ukuthutha igesi yemvelo kanye nowoyela amabanga amade, amapayipi ahlanganisiwe e-spiral ac welded ayindlela yokuqala yokukhetha. Ukuguquguquka kwawo kudlulela ezinhlelweni zamapayipi, okunikeza ukuzinza okungenakuqhathaniswa kanye nomthamo wokuthwala umthwalo. Ngamandla awo aphezulu kanye nokuthembeka, amapayipi ethu adlula konke okulindelwe maqondana nokusebenza kahle kanye nokuphila isikhathi eside.
Kwa-Cangzhou Spiral Steel Pipe Group Co., Ltd., ukuzibophezela kwethu ekwenzeni kahle akuguquki. Njengoba sineminyaka eminingi yesipiliyoni kanye nobuchwepheshe embonini, siyaziqhenya ngokuletha imikhiqizo esezingeni eliphezulu ehlangabezana nezindinganiso eziphakeme kakhulu. Izikhungo zethu zokukhiqiza zesimanje kanye nezinqubo zokulawula ikhwalithi eziqinile ziqinisekisa ukuthi yonke ipayipi yensimbi ehlanganisiwe ephuma efektri isezingeni eliphezulu.
Ngamafuphi, ipayipi lensimbi elihlanganisiwe eliyindilinga elingaphansi komhlaba elinomoya ovunguzayo lizoshintsha imboni yamapayipi amanzi angaphansi komhlaba. Elinokwakhiwa okuphezulu, amalunga angavuzi kanye namandla aphezulu, leli payipi liyisinqumo esiphezulu kunoma yimuphi umsebenzi wokudlulisa amanzi. Kholwa ukuthi iCangzhou Spiral Steel Pipe Group Co., Ltd. ingakunikeza ikhambi elingcono kakhulu lokuhlangabezana nezidingo zakho. Zizwele ikusasa lezinhlelo zamapayipi angaphansi komhlaba ngepayipi lensimbi le-SSAW.







