Ipayipi Lensimbi Yekhabhoni Ehlanganisiwe Ejikelezayo Ipayipi Lomugqa we-X60 SSAW
Okwethuamapayipi ensimbi yekhabhoni ahlanganisiwe ajikelezayozenzelwe ngqo ukuhlangabezana nesidingo esikhulayo samapayipi ensimbi anobubanzi obukhulu. Ngokusebenzisa imichilo emincane yensimbi nokusebenzisa ubuchwepheshe bokushisela obusezingeni eliphezulu, sikwazile ukuthuthukisa umkhiqizo ongcono kakhulu odlula umncintiswano ngokwekhwalithi nokusebenza. Izinto eziyinhloko ezisetshenziswa enkambisweni yethu yokukhiqiza zifaka phakathi i-Q195, Q235A, Q235B, Q345, GR.B,X42,X52,X60,X70 njll.
| Okujwayelekile | Ibanga lensimbi | Ukwakheka kwamakhemikhali | Izakhiwo zokudonsa | Ukuhlolwa Komthelela weCharpy kanye nokuhlolwa kokwehla kwesisindo | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV4)(%) | Amandla okukhiqiza e-Rt0.5 Mpa | Amandla Okuqina e-Rm Mpa | Rt0.5/ Rm | (L0=5.65 √ S0)Ukunwebeka A% | ||||||
| ubuningi | ubuningi | ubuningi | ubuningi | ubuningi | ubuningi | ubuningi | ubuningi | Okunye | ubuningi | umzuzu | ubuningi | umzuzu | ubuningi | ubuningi | umzuzu | |||
| L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Ukuhlolwa komthelela we-Charpy: Amandla okumunca umthelela womzimba wepayipi kanye nomthungo we-weld kufanele ahlolwe njengoba kudingeka emazingeni okuqala. Ukuze uthole imininingwane, bheka indinganiso yokuqala. Ukuhlolwa kokudabuka kwesisindo esiphansi: Indawo yokugunda ongayikhetha | |
| GB/T9711-2011(PSL2) | I-L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
| I-L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| I-L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| I-L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| I-L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| I-L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| I-L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1)2)3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| I-L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1)2)3 | Ingxoxo | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Qaphela: | ||||||||||||||||||
| 1)0.015 ≤ Altot < 0.060;N ≤ 0.012;AI—N ≥ 2—1;Cu ≤ 0.25;Ni ≤ 0.30;Cr ≤ 0.30;Mo ≤ 0.10; | ||||||||||||||||||
| 2(V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
| 3)Kuzo zonke izinhlobo zensimbi, i-Mo ingase ibe ngu-≤ 0.35%, ngaphansi kwenkontileka. | ||||||||||||||||||
| Mn I-Cr+Mo+V I-Cu+Ni 4)CEV=C+6 + 5 + 5 | ||||||||||||||||||
Enye yezinzuzo ezibalulekile zepayipi lethu lensimbi yekhabhoni elihlanganisiwe elihlanganisiwe ukuqina kwalo okungenakuqhathaniswa. Lawa mapayipi ayakwazi ukumelana nezimo ezinzima kakhulu, okwenza afaneleke kakhulu ezimbonini nasezinhlelweni ezahlukahlukene. Kungakhathaliseki ukuthi asetshenziselwa amapayipi amanzi asekhaya, izinjongo zezimboni noma izinjongo zesakhiwo, amapayipi ethu ensimbi yekhabhoni ahlanganisiwe aklanyelwe ukudlula okulindelwe.
Ngaphezu kokuqina nokuqina, ipayipi lethu lensimbi yekhabhoni elihlanganisiwe eliyindilinga liguquguqukayo kakhulu. Ukwakhiwa kwalo okuyingqayizivele kuvumela ukufakwa okulula kanye nokuzivumelanisa nezimo kumapayipi ahlukahlukene kanye nezinhlelo zokuhambisa amanzi. Kusukela kumaphrojekthi amancane okuhlala kuya ekusetshenzisweni okukhulu kwezimboni, amapayipi ethu ahlinzeka ngezixazululo ezingenamthungo nezithembekile kuzo zonke izidingo zakho zamapayipi.
Ngaphezu kwalokho, siyaziqhenya ngekhwalithi ephezulu kanye nokuthembeka kwamapayipi ethu ensimbi yekhabhoni ahlanganisiwe nge-spiral. Ipayipi ngalinye lihlolwa ngokuqinile futhi lithatha izinyathelo zokulawula ikhwalithi ukuqinisekisa ukuthi lihlangabezana nezindinganiso eziphakeme kakhulu. Ukuzibophezela kwethu ekhwalithini kubonakala ekwanelisekeni kwamakhasimende ethu, athembele emikhiqizweni yethu ukuze ihlangabezane nezidingo zawo ezahlukahlukene.
Siyajabula ukwethulaIpayipi lomugqa we-X60 SSAWnjengengxenye yomugqa wethu womkhiqizo. Njengoba inokumelana nokugqwala okuthuthukisiwe kanye namandla amakhulu, ipayipi lenzelwe ngqo ukuthutha uketshezi oluhlukahlukene, okuhlanganisa uwoyela negesi yemvelo. Ipayipi lomugqa le-X60 SSAW liwubufakazi bemizamo yethu eqhubekayo yokuthuthukisa izixazululo ezintsha zokuhlangabezana nezidingo ezishintshayo zemboni.
Ngamafuphi, ipayipi lethu lensimbi yekhabhoni elihlanganisiwe eliyi-spiral liwumkhiqizo ongcono kakhulu ohlanganisa amandla nokuqina kwensimbi yekhabhoni nokuguquguquka kanye nokuguquguquka kokushisela okujikelezayo. Amandla alo okukhiqiza amapayipi ensimbi anobubanzi obukhulu ngemicu emincane yensimbi alenza lihluke ezindleleni zokukhiqiza amapayipi zendabuko. Kungakhathaliseki ukuthi amapayipi amanzi asekhaya noma izinhlelo zokusebenza zezimboni, ipayipi lethu lensimbi yekhabhoni elihlanganisiwe elihlanganisiwe eliyi-spiral liyisinqumo esithembekile sazo zonke izidingo zakho zamapayipi. Themba ukuzibophezela kwethu ekhwalithini, emisha kanye nokwaneliseka kwamakhasimende futhi uvumele imikhiqizo yethu ichaze kabusha ulwazi lwakho lwamapayipi.







