1. I-Womic Steel: Amandla okuvelisa kunye namandla enkampani
I-Womic Steel Group ngumvelisi ophambili kunye nomthengisi wehlabathi jikelele onamava angaphezu kweminyaka engama-20 ekuveliseni iimveliso zetyhubhu zekhabhoni, i-alloy, kunye nentsimbi engagqwaliyo. Isixhobo sethu sokuvelisa iipayipi ze-SSAW esisemgangathweni ophezulu sigubungela amandla okuvelisa angaphezulu kweetoni ezili-15,000 ngenyanga kwiipayipi ezidityanisiweyo ze-arc ezifakwe kwi-spiral, ezikhonza iiprojekthi zeoyile negesi, uthumelo lwamanzi, kunye neziseko zolwandle kwihlabathi liphela.
Uluhlu lobungakanani bemveliso yepayipi yentsimbi ye-SSAW:Ububanzi bangaphandle ukusuka kwi-219mm ukuya kwi-3,500mm (ii-intshi ezi-8 ukuya kwi-138 intshi) kwinkqubo ye-SSAW. Ubukhulu bodonga ukusuka kwi-5.0mm ukuya kwi-25.4mm. Ubude obunye ukusuka kwi-6m ukuya kwi-18m eqhelekileyo, kunye nobude obulungiselelweyo ukuya kuthi ga kwi-60m obufumanekayo kwiiprojekthi zesiseko esinzulu kunye nemibhobho.
Iziqinisekiso zoMgangatho kunye nokuThotyelwa kweMithetho:
Isiqinisekiso se-ISO 9001:2015:Inkqubo yoLawulo loMgangatho yeenkqubo zokuvelisa imibhobho ye-SSAW kunye nokulawula umgangatho, ukuqinisekisa umgangatho wemveliso ohambelanayo kunye nophuculo oluqhubekayo kuyo yonke imisebenzi yokuvelisa.
Ilayisenisi yeMonogram ye-API 5L:I-Womic Steel inelayisenisi ye-API 5L yokwenziwa kweLine Pipe. I-API Monogram imele ukuzibophelela kwethu kwimigangatho ephezulu yoshishino kwimibhobho yokuhambisa ioyile negesi. Ukuhlolwa rhoqo kwe-API kuqinisekisa ukuthotyelwa okuqhubekayo kweemfuno zeenkcukacha.
Ukumakishwa kwe-CE (PED 2014/68/EU):Iipayipi zethu ze-SSAW ziyahambelana ne-European Pressure Equipment Directive (PED) 2014/68/EU. Uphawu lwe-CE luyafumaneka xa luceliwe ukuze kube lula ukucocwa kwerhafu kunye nokwamkelwa kweprojekthi ngaphakathi kwe-European Economic Area (EEA). I-Declaration of Performance (DoP) inikezelwa kwiimveliso ezisemgangathweni ze-EN.
Isiqinisekiso se-EN 10204 3.2:Ukongeza kwiSatifikethi zoVavanyo lweMill ezisemgangathweni ezingama-2.2 kunye nama-3.1, sinikezela ngeemveliso ezineSatifikethi soVavanyo 3.2, esiqinisekiswe yimibutho yangaphandle egunyazisiweyo yi-EU (TÜV, LR, BV, SGS) kwiiprojekthi ezibalulekileyo zemibhobho kunye nezolwandle ezifuna ukulandelelwa ngokupheleleyo kwezinto kunye nokuqinisekiswa okuzimeleyo.
Ukuvunywa koHlolo lweQela lesithathu (TPI):Iimveliso zethu kunye neenkqubo zemveliso ziyavunywa kwaye zihlolwe ziiarhente ezinkulu zamazwe ngamazwe eziquka i-SGS, i-BV, i-ABS, i-LR, i-DNV, i-GL, kunye ne-TÜV.
Iziqinisekiso ezongezelelweyo ezikhoyo:
I-ISO 14001:2015(Inkqubo yoLawulo lweNdalo)
I-ISO 45001:2018(Inkqubo yoLawulo lwezeMpilo noKhuseleko emsebenzini)
I-FPC (Ulawulo lweMveliso yeFektri)ngokwe-EN 10219
Ukwamkelwa kwihlabathi liphela:I-Womic Steel ngumthengisi othembekileyo kwiinkampani ze-EPC zehlabathi, iinkampani zemibhobho, abasemagunyeni bezibuko, kunye neenkampani zesiseko, ekhonza amazwe angaphezu kwama-80 kuMzantsi-mpuma we-Asia, eYurophu, kuMbindi Mpuma, eAfrika, naseMelika.
2. I-API 5L GR.B: Ukwakhiwa kwezinto kunye neempawu zokusebenza
I-API 5L GR.Byeyona nkcazelo isetyenziswa kakhulu eMelika kwimibhobho yomgca esetyenziswa kwiinkqubo zokuhambisa ioyile negesi, unikezelo lwamanzi, kunye neenkqubo zothutho oluludaka. Igama elithi "GR.B" libonisa iBanga B, elinika amandla amancinci okuvelisa angama-245 MPa (35,500 psi) kunye namandla amancinci okudonsa angama-415 MPa (60,200 psi). IBanga B lolona khetho lukhethwayo kwimibhobho yoxinzelelo oluqhelekileyo, imigca yokuhambisa amanzi, kunye nokusetyenziswa kwesakhiwo apho kufuneka amandla aphakathi kunye nokudityaniswa okugqwesileyo.
I-API 5L GR.B inika ukudityaniswa okuhle kakhulu kokudibanisa intsimi, ukuguqa okuhle kokugoba nokwenziwa, kunye nokuqina okwaneleyo kokusetyenziswa kobushushu obuphakathi. Xa kuthelekiswa namanqanaba aphezulu afana ne-X52 okanye i-X65, i-GR.B inika isisombululo esingabizi kakhulu kwiiprojekthi ezingadingi ntsimbi enamandla aphezulu.
Ulwakhiwo lweeKhemikhali (Uhlalutyo lweeLadle, % ngobunzima):
| I-elementi | I-API 5L GR.B (Ubuninzi %) |
| C | 0.26 |
| Mn | 1.20 |
| P | 0.030 |
| S | 0.030 |
| Si | --- |
| V | 0.08 |
| Nb | 0.05 |
| Ti | 0.04 |
Qaphela: I-carbon equivalent (CEV) idla ngokulawulwa ngaphantsi kwe-0.40% ukuqinisekisa ukudityaniswa kakuhle kwentsimi yokwakhiwa kwemibhobho.
Iipropati zoomatshini (Ubushushu begumbi):
| Ipropati | I-API 5L GR.B |
| Amandla Okuvelisa (umzuzu) | 245 MPa (35,500 psi) |
| Amandla okuThamba (umzuzu) | I-415 MPa (60,200 psi) |
| Ukwandiswa (umzuzu) | 21% (kwigeyiji engama-50mm) |
| Ubunzima (ubuninzi) | 85 HRB / 185 HV |
Qaphela: I-API 5L GR.B inikezela ngeempawu ezithembekileyo zoomatshini kwiipayipi zoxinzelelo oluqhelekileyo. Kwiimfuno zamandla aphezulu, kufuneka kuqwalaselwe i-API 5L X42, X52, X65, okanye X70.
Ukuthelekiswa kwamaBanga ePipe yoMgca we-API 5L:
| Ibanga | Amandla okuKhula (i-MPa) | Amandla okuThamba (MPa) | Isicelo esiqhelekileyo |
| GR.B | 245 | 415 | Imibhobho yoxinzelelo eqhelekileyo, amanzi |
| X42 | 290 | 415 | Imibhobho yoxinzelelo oluphakathi |
| X52 | 360 | 460 | Imibhobho yoxinzelelo oluphezulu |
| X65 | 450 | 535 | Uxinzelelo oluphezulu, inkonzo emuncu |
| X70 | 485 | 570 | Imibhobho yoxinzelelo oluphezulu kakhulu |
*Qaphela: Kwiiprojekthi ezininzi zemibhobho kunye nokuhanjiswa kwamanzi ezisemgangathweni, i-API 5L GR.B yeyona nqanaba ingabizi kakhulu kwaye ifumaneka ngokubanzi.*
3. Ukuthobela uLuhlu lweeDimensional kunye neMigangatho
I-Womic Steel ibonelela ngeepayipi zentsimbi ze-SSAW kuzo zonke ii-spectrum ezibanzi, ezihambelana ngokupheleleyo ne-API 5L, ASTM, EN, kunye neminye imigangatho yamazwe ngamazwe. Inkqubo ye-SSAW (Spiral Submerged Arc Welded) ifanelekile kwiindlela zokusetyenziswa kobubanzi obukhulu, obuncinci ukuya kobukhulu obuphakathi bodonga.
| Into | Inkcazo |
| Umgangatho | API 5L GR.B, X42, X52, X65, X70 / ASTM A252 / EN 10248 / EN 10219 |
| Inkqubo yoMveliso | I-SSAW (I-Spiral Submerged Arc Welded) - 219mm-3500mm OD |
| Uluhlu lweDayamitha yangaphandle | 219mm – 3,500mm (8" – 138") |
| Uluhlu Lobukhulu Bodonga | 5.0mm – 25.4mm |
| Uluhlu lobude | Umgangatho: 6m, 12m, 18m / Ngokwezifiso: ukuya kuthi ga kwi-60m |
| Isiphelo Sokugqiba | Isiphelo Esicacileyo (PE) / Isiphelo Esinezithende (BE) |
| Umphezulu Ukugqiba | Engenanto / Efakwe ioyile / Emnyama egqunywe nge-epoxy ye-3PE / FBE / Coal Tar |
| Ukunyamezelana | I-OD: ±0.5% / WT: -0% +15% (API) okanye ±10% (EN) / Ubude: +50mm -0mm |
4. Ubukhulu kunye neenkcukacha ezikhoyo - Umbhobho weNsimbi we-SSAW
Umbhobho weNsimbi we-SSAW (219mm – 3,500mm OD)
| OD (mm) | Iinketho zoBungqingqwa bodonga (mm) | Ubunzima (kg/m2) | Ubude obuqhelekileyo |
| 219 – 325 | 5.0, 6.0, 8.0, 10.0, 12.5 | 26.4 – 96.3 | 6m / 12m |
| 325 – 426 | 5.0, 6.0, 8.0, 10.0, 12.5, 14.0 | 39.5 – 142.2 | 6m / 12m |
| 426 – 530 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0 | 62.1 – 202.8 | 6m / 12m / 18m |
| 530 – 630 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0 | 77.5 – 271.6 | 6m / 12m / 18m |
| 630 – 820 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0 | 92.3 – 394.6 | 6m / 12m / 18m |
| 820 – 1,020 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0 | 160.2 – 541.5 | 6m / 12m / 18m |
| 1,020 – 1,220 | 8.0, 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 199.8 – 736.5 | 6m / 12m / 18m / 24m |
| 1,220 – 1,420 | 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 298.4 – 859.8 | 6m / 12m / 18m / 24m |
| 1,420 – 1,620 | 10.0, 12.5, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 347.7 – 983.2 | 6m / 12m / 18m / 24m |
| 1,620 – 2,000 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 476.1 – 1,217.4 | 6m / 12m / 18m |
| 2,000 – 2,500 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 588.5 – 1,527.2 | 6m / 12m / 18m |
| 2,500 – 3,000 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 736.5 – 1,841.7 | 6m / 12m / 18m |
| 3,000 – 3,500 | 12.0, 14.0, 16.0, 18.0, 20.0, 22.0, 25.0 | 883.7 – 2,158.4 | 6m / 12m / 18m |
Qaphela: Ubukhulu obulungiselelweyo ngaphandle kwezi zigaba bufumaneka xa uceliwe. Ububanzi obukhulu (ukuya kuthi ga kwi-4,000mm / 160") buyafumaneka kwiiprojekthi ezikhethekileyo.
5. Imigangatho yeMibhobho yeNsimbi yeSSAW eqhelekileyo eyenziwe yiWomic Steel
| Umgangatho | Amanqanaba eNsimbi | Isicelo esiqhelekileyo |
| Imigangatho yePipe yoMgca we-API | ||
| I-API 5L | GR.B, X42, X52, X65, X70 | Ukuhanjiswa kweoyile negesi, amanzi, uthuli |
| Imigangatho yokuHlanganisa ye-ASTM | ||
| I-ASTM A252 | GR.1, GR.2, GR.3 | Iipayipu zentsimbi zesiseko esinzulu, ukufakelwa kweenqanawa |
| I-ASTM A500 | GR.A, GR.B, GR.C | Iityhubhu ezijikelezileyo zesakhiwo zokufaka iintsika kunye nokuxhasa |
| I-ASTM A572 | GR.42, GR.50, GR.60, GR.65 | Ukwakhiwa kweentsika eziphantsi ze-alloy ezinamandla aphezulu |
| Imigangatho yokuHlanganisa ye-EN | ||
| EN 10248 | I-S235GP, i-S275GP, i-S355GP | Ukufakwa kweshiti yentsimbi eqengqelekayo eshushu kunye nokufakwa kwepayipi |
| EN 10219 | S235JRH, S275JRH, S355JRH, S355J2H | Iindawo ezingenanto ezibunjiweyo ezakhiwe ngentsimbi ebandayo zokufaka iinqwaba |
| I-EN 10025 | S235JR, S275JR, S355JR, S355J2 | Isinyithi esigoqwe ngobushushu sokwakha ukuze sibekwe |
| Imigangatho yokuHlanganisa iJIS | ||
| I-JIS A5525 | SKK400, SKK490, SKK540 | Iipayipu zentsimbi zezakhiwo zezibuko kunye nezolwandle |
| I-JIS G3444 | STK290, STK400, STK490, STK540 | Iityhubhu zentsimbi yekhabhoni zokufaka iipali zesakhiwo |
| Eminye iMigangatho | ||
| AS 1163 | C250, C350, C450 | Amacandelo asemgangathweni ase-Australia angenanto asemgangathweni |
| I-CSA G40.21 | 44W, 50W, 50A | Isinyithi esisemgangathweni saseKhanada sokwakha iipali |
Ukusetyenziswa:Ukufakwa kweziseko ezinzulu, ukufakwa kweendawo zolwandle, isiseko seqonga lolwandle, ukwakhiwa kwezibuko kunye neenqanawa, isiseko sebhulorho, ukhuseleko lonxweme, ukwakhiwa kwe-block water, ukwakhiwa kwezibuko kunye neechweba, ukulungiswa komhlaba, uqeqesho lomlambo, ubunjineli bemigudu, ukuhanjiswa kweoyile negesi, imibhobho yokuhambisa amanzi, uthutho olumdaka, inkxaso yesakhiwo
6. Inkqubo yoMveliso - Umbhobho weNsimbi weSSAW (Spiral Submerged Arc Welded)
Inkqubo yokwenziwa kweSSAW yePipe yeNsimbi (219mm – 3,500mm OD):
Ukuhlolwa kwezinto eziluhlaza (iKhoyili):Iikhoyili zentsimbi ezingenayo ezigoqwe ngobushushu ziqinisekisiwe ukuba zenziwe ngamakhemikhali, iimpawu zoomatshini, kunye nomgangatho womphezulu ngokuchasene ne-API 5L, ASTM, EN, okanye iinkcukacha zabathengi. Ikhoyili nganye inikwe inombolo yobushushu eyahlukileyo ukuqinisekisa ukulandeleka ngokupheleleyo kwezinto kuyo yonke imveliso.
Ukuvula kunye nokulinganisa:Iikhoyili zentsimbi zifakwa kwi-uncoiler kwaye zifakwe ngomatshini wokulinganisa ngokuchanekileyo ukuze zithe tyaba umcu, zisuse iseti yeekhoyili kwaye ziqinisekise ukuba zithe tyaba ngokulinganayo ukuze kubekho ukwakheka okujikelezayo okuhlala kusenzeka.
Ukusila kunye nokuSika imiphetho:Zombini imiphetho emide yomcu wentsimbi iyasilwa kwaye inqunyulwe ukuze ifikelele kububanzi obuchanekileyo (± 0.5mm). Ukulungiswa komphetho kudala umphezulu ococekileyo, ohambelanayo obalulekileyo ekwakhiweni kwe-spiral weld esemgangathweni ophezulu.
Ukwakheka kweSpiral:Umcu olinganisiweyo ufakwa kumatshini owenza i-spiral kwi-engile ye-helix elawulwayo. Umcu uhlala usenziwa ube yi-spiral cylindrical shape, kunye nemiphetho elungelelaniswe ukuwelda. I-engile ye-helix inokulungiswa ukuze kufumaneke ububanzi obahlukeneyo be-coil efanayo.
Ukuwelda kwe-Arc efakwe ngaphakathi emanzini (i-SAW):Umthungo wangaphakathi ojikelezayo udityaniswa kuqala kusetyenziswa izixhobo zokuwelda ezifakwe kwi-arc ezizenzekelayo kunye nomxube ofanelekileyo we-flux kunye nocingo. Intloko yokuwelda ibekwe ngaphakathi kombhobho ukuqinisekisa ukungena ngokufanelekileyo.
Ukuwelda kwe-Arc engaphantsi kwamanzi (i-SAW) yangaphandle:Umthungo wangaphandle ojikelezayo udityaniswa kwangoko emva kwe-inner weld, kusetyenziswa izixhobo zokuwelda eziphantsi komhlaba ezizenzekelayo. I-interior weld igqibezela i-inpetting weld epheleleyo kwaye inika amandla ongezelelweyo.
Ukusika Ubude:Umbhobho odibeneyo ojikelezayo oqhubekayo unqunyulwa ube nobude obuchaziweyo kusetyenziswa iinkqubo zokusika i-plasma okanye i-oxygen ezizenzekelayo ngolawulo lobude obuchanekileyo (±5mm kubude obuqhelekileyo, +50mm -0mm kwiinkcukacha zokufaka inqwaba).
Uvavanyo Olungonakalisiyo (NDT):
Uvavanyo lwe-Ultrasonic oluyi-100% (UT):Inkqubo ye-UT ezenzekelayo ihlola yonke i-spiral weld seam kunye nomzimba wephayiphi epheleleyo ukuze ibone ukuba kukho ii-laminations, izinto ezifakiweyo, ukungabikho kwe-fusion, kunye nezinye izinto ezingahambelaniyo.
Uvavanyo lweRadiographic (RT):Ukuhlolwa kwe-X-ray okanye i-gamma-ray yomthungo we-weld (indawo okanye ubude obupheleleyo njengoko kuchaziwe) ukuqinisekisa umgangatho we-weld kunye nokungena kwayo.
Uhlolo lweeNgcawu zeMagnetic (MPI):Ukuhlolwa kweenzwane ze-weld kunye nendawo echaphazeleka bubushushu ukuze kujongwe imifantu yomphezulu kunye nokungaqhubeki kwawo.
Uvavanyo lwe-Hydrostatic (Ukhetho):Ifumaneka xa umthengi ecela izicelo ezibalulekileyo zemibhobho ezifuna ukuqinisekiswa kobunyani boxinzelelo.
Ukugqiba Ukugqiba:Iziphelo ezingenanto (ezisikwele) okanye iziphelo ezibekiweyo (i-angle ye-bevel engama-30°-35°) ngokweemfuno zomthengi.
Uhlolo lokugqibela kunye nokumakishwa:Ukuhlolwa ngokubonakalayo kweziphene zomphezulu, ukuqinisekiswa kobukhulu (OD, WT, ubude, ukuthe tye), kunye nophawu olusisigxina ngokwemigangatho efanelekileyo (kubandakanya inqanaba, ubungakanani, inombolo yobushushu, ukuchongwa komenzi).
Iingenelo zeNkqubo ye-SSAW:
1. Ubuchule bokuvelisa ububanzi obukhulu kakhulu (ukuya kuthi ga kwi-3,500mm+) kwiikhoyili zobubanzi obuqhelekileyo
Inkqubo yemveliso eqhubekayo yokusebenza kakuhle
I-3. I-angle ye-helix elungisekayo ukuze ufumane iimpawu zamandla ezifanelekileyo
4. Ixabiso elifanelekileyo kwiindlela ezinkulu zokusetyenziswa eludongeni, ezincinci ukuya kweziphakathi
5. Uzinzo oluhle kunye nokujikeleza
7. Iinkqubo zoLawulo loMgangatho kunye noVavanyo lweMbhobho yeNsimbi ye-SSAW
| Iqonga | Indlela yokuhlola | Injongo |
| Izinto eziluhlaza (iKhoyili) | Uhlalutyo lweeKhemikhali (i-OES Spectrometer) | Qinisekisa ukuthobela imida yokwakheka kwe-API 5L / ASTM / EN |
| Izinto eziluhlaza (iKhoyili) | Uvavanyo lokuThatha | Qinisekisa amandla okuvelisa, amandla okutsalwa, ubude |
| Izinto eziluhlaza (iKhoyili) | Uvavanyo lwe-Ultrasonic | Chonga ii-laminations zangaphakathi kunye neziphene |
| Kwinkqubo | Uhlolo lweMilinganiselo (iiMicrometer) | Iliso le-OD, i-WT ngexesha lokwenziwa kwe-spiral |
| Kwinkqubo | Ukuhlolwa koLungiso lweMida | Qinisekisa imeko yomphetho kunye nokulungelelaniswa |
| Indawo yokuWelda | Uvavanyo lwe-Ultrasonic (UT) - Kwi-intanethi | Fumanisa ukungaqhubeki kwe-weld, ukungabikho kokudibana |
| Indawo yokuWelda | Uvavanyo lweRadiographic (RT) | Qinisekisa ukungena kwe-weld, i-porosity, ukufakwa kwe-slag |
| Indawo yokuWelda | Uhlolo lweeNgcawu zeMagnetic (MPI) | Ukufunyanwa kweentanda zomphezulu (ukuwelda kunye neHAZ) |
| Umbhobho ogqityiweyo | Uvavanyo lweMilinganiselo | Qinisekisa i-OD, i-WT, ubude, ukuthe tye, ukujikeleza |
| Umbhobho ogqityiweyo | Uvavanyo lwe-Hydrostatic (Ukhetho) | Qinisekisa ukuthembeka koxinzelelo kwizicelo ezibalulekileyo |
| Umbhobho ogqityiweyo | Uvavanyo lwe-Bend olukhokelwayo | Qinisekisa ukuba i-weld ductility kunye ne-vintage |
| Umbhobho ogqityiweyo | Uvavanyo lokuTyatya | Qinisekisa ukuba umzimba wombhobho uqinile kwaye uqinile |
| Umbhobho ogqityiweyo | Uvavanyo lweCharpy V-Notch Impact (Ukhetho) | Qinisekisa ukuqina kobushushu obuphantsi |
| Umbhobho ogqityiweyo | Uvavanyo loBulukhuni (Ukhetho) | Qinisekisa ubulukhuni obuphezulu bokudityaniswa |
| Umbhobho ogqityiweyo | Ukuhlolwa koMphezulu nokubonakalayo | Jonga iziphene zomphezulu, ii-laminations, kunye nemingxunya |
| Umbhobho ogqityiweyo | Ukuqinisekiswa kokumakisha | Qinisekisa ukuba uphawu olusisigxina luphawulwa ngokwemigangatho |
Uvavanyo oluKhethekileyo lweMibhobho ebalulekileyo kunye nezicelo zaselwandle:
1. Uvavanyo lwe-HIC (Hydrogen Induced Cracking) ngokwe-NACE TM0284
2. Uvavanyo lwe-SSC (Sulfide Stress Cracking) ngokwe-NACE TM0177
3. Uvavanyo lweMpembelelo kubushushu obuphantsi kwi -20°C, -40°C, okanye -60°C
4. Uvavanyo loBulukhuni (HV10 okanye HRC) ukuze kufunyanwe isiqinisekiso senkonzo emuncu
Amaxwebhu oMgangatho:
1. Isatifikethi sovavanyo lweMill ngokwe-EN 10204 Uhlobo 2.2, 3.1, okanye 3.2
2. Ingxelo yoVavanyo lwe-Ultrasonic (ukuwelda kunye nomzimba)
3. Ingxelo yoVavanyo lweRadiographic (ukuba ichaziwe)
4. Ingxelo yoHlolo olunemilinganiselo
5. Ukulandelela ukusuka kwinani lobushushu ukuya kumbhobho ogqityiweyo
8. Izicelo eziphambili - Umbhobho weNsimbi we-SSAW
I-API 5L GR.B kunye neminye imibhobho yentsimbi ye-SSAW ekumgangatho ophezulu zizinto ezibalulekileyo kwiiprojekthi zobunjineli bemizi-mveliso, isiseko esinzulu, ulwakhiwo lwaselwandle, kunye neeprojekthi zobunjineli bezakhiwo ezinzima:
Iipayipi zokuhambisa ioyile negesi:Iipayipi zokuhambisa umgama omde zeoyile ekrwada, igesi yendalo, kunye neemveliso ezicociweyo. Iipayipi ze-SSAW zisetyenziswa kakhulu kwiiprojekthi zepayipi ezikwi-offshore nase-offshore ngenxa yokukwazi kwazo ububanzi obukhulu kunye nokonga imali.
Ubonelelo lwaManzi kunye noSasazo:Iipayipi zokuhambisa amanzi ezinkulu ngobukhulu, imibhobho yokuhambisa amanzi eluhlaza, iinkqubo zokunkcenkceshela, kunye neenethiwekhi zokuhambisa amanzi zikamasipala.
Uthutho olumdaka:Ukuthuthwa kwezinto ezimdaka zeminerali, iintsalela, kunye nezinto ezigutyungelweyo kwimigodi nemisebenzi yokugutyungelwa.
Ukuqokelela isiseko esinzulu:Iinqwaba ezithwala imithwalo zezakhiwo eziphakamileyo, iibhulorho, izakhiwo zoshishino, kunye nezakhiwo ezinzima ezifuna inkxaso yesiseko esinzulu.
Isiseko sePlatform yoLwandle kunye ne-Offshore:Iinqwaba zeziseko zeendawo zeoyile negesi ezikwi-offshore, izixhobo zokumba, kunye neziseko ze-wind turbine ezikwi-offshore.
Ukwakhiwa kweZikhumbi, iiDokhi kunye neeZibuko:Ukufaka inqwaba yeendawo zokugcina iikhonteyina, iindawo zokungenisa imithwalo emininzi, iindawo zokugcina abakhweli, kunye neendawo zokufaka imithwalo ngokubanzi.
Isiseko seBridge kunye nePier:Iinqwaba zeziseko ezinzulu zeengcango zebhulorho, ii-abutments, kunye neziseko zenqaba.
Ukhuseleko loNxweme kunye nodonga lolwandle:Ukwakha iindonga zolwandle, udonga oluselunxwemeni, ukhuseleko lonxweme, kunye nolawulo lokukhukuliseka komhlaba.
Ukwakhiwa kweBreakwater kunye neJetty:Ukuqokelela iziseko zamanzi aqhekezayo kwinduli yamalahle, iindawo zokuvala udonga ezithe nkqo, iindawo zokumisa iinqanawa, kunye neendawo ezigutyungelweyo.
Ukubuyiselwa Komhlaba Nokubuyiselwa Kodonga Lolwandle:Ukufakwa kweentsika zokukhusela iindawo ezitsha kunye neendonga zolwandle ezijikeleze ulwandle.
Uqeqesho lweMilambo kunye noLawulo lweZikhukula:Ukuqokelela iindonga zokukhusela unxweme lomlambo, ulwalathiso lweendonga, izikhonkwane, kunye nezakhiwo zokulawula izikhukula.
Ubunjineli beTunnel kunye nokuSika nokuGquma:Ukufaka iintsika zeziseko zemijelo ezisikiweyo nezigqunyiweyo, iindonga zeenqwaba ezifihlakeleyo, kunye nezakhiwo zenkxaso yesango lemijelo.
9. Ukupakishwa kunye nokuthunyelwa - Umbhobho weNsimbi we-SSAW
I-API 5L GR.B kunye nezinye iipayipi zentsimbi ze-SSAW ezikumgangatho ophezulu ziyapakishwa kwaye zithunyelwa ngononophelo olukhulu ukuqinisekisa ukhuseleko lwazo ngexesha lokuhamba. Nantsi inkcazo yenkqubo yokupakisha kunye nokuthunyelwa kweepayipi ze-SSAW ezinkulu:
Ukupakisha:
Ukwaleka okuKhuselekileyo:Ngaphambi kokupakisha, imibhobho inokugqunywa ngomaleko omncinci weoyile yokulwa nomhlwa okanye ivanishi yokukhusela ukuthintela ukugqwala komphezulu kunye ne-oxidation ngexesha lokugcina kunye nokuthuthwa. Isiphelo esingenanto sikwafumaneka ukuze sisetyenziswe ngoko nangoko kwindawo oya kuyo.
Ukubopha (Ububanzi obuncinci):Kwimibhobho emincinci enobubanzi (ngesiqhelo ingaphantsi kwe-610mm / 24"), imibhobho ihlanganiswa ndawonye ibe ziibhanti eziziihexagonal okanye eziziingxande. Ziqiniswe kusetyenziswa iibhanti zentsimbi (ngesiqhelo iibhanti ezi-3-5 ngebhanti nganye enezikhuselo zeekona).
Ukunqwabelana Ngamnye (Ububanzi Obukhulu):Kwimibhobho emikhulu enobubanzi (ngaphezulu kwe-610mm / 24"), imibhobho idla ngokuphathwa kwaye ithunyelwe nganye nganye. I-dunnage yomthi okanye i-rubber padding ebekwe phakathi kweengqimba zemibhobho ithintela ukurhawuzelelwa kunye nokonakala kwengubo.
Iintloko zokuphela:Izigqubuthelo zeplastiki okanye zentsimbi zibekwe kuzo zombini iziphelo zombhobho ngamnye ukukhusela iziphelo ezibhityileyo, iziphelo ezingenanto kumonakalo obangelwa kukungqubana, ukungena kwenkunkuma, kunye nokufuma.
Ukugquma kunye nokugquma:Kwiiodolo zokuthumela ngaphandle ezikumgangatho ophezulu, izinto zokugquma ezifana neeringi zefoam, imicu yerabha, okanye i-dunnage yomthi zisetyenziswa phakathi kweengqimba zemibhobho ukuthintela ukurhawuzelelwa kunye nokonakala kwengubo.
Iindawo zokuphakamisa:Iingxowa zokuphakamisa okanye iindawo zokuphakamisa ezikhethiweyo zingongezwa kwiipayipi ezinzima (ngaphezulu kwe-2,000 kg ngombhobho ngamnye) ukuze kube lula ukuthulula impahla ngokukhuselekileyo.
Ukuhambisa ngenqanawe:
Indlela Yothutho:Iipayipi zithunyelwa ngeenqanawa zesikhongozeli (izikhongozeli ezingama-20ft okanye ezingama-40ft kwiidayamitha ezincinci), iithwali ezinkulu (ziqhekeza inqwaba kwiidayamitha ezinkulu kunye nomthamo omkhulu), okanye imithwalo kaloliwe.
Ukufakwa kwiikhonteyina (Ububanzi obuncinci):Kwimibhobho emincinci enobubanzi (ngesiqhelo ingaphantsi kwe-508mm / 20"), imibhobho ifakwa kwiikhonteyina zokuhambisa ezisemgangathweni ezingama-20ft okanye ezingama-40ft.
Ukulayisha iinqanawa ezinkulu (Ububanzi obukhulu kunye nomthamo omkhulu):Kwiiodolo ezinkulu (ngesiqhelo ezingaphezulu kweetoni ezingama-500) okanye iipayipi ezinkulu ezinobubanzi obungaphezulu kwe-508mm / 20"), iipayipi zilayishwa ngqo kwiinqanawa zokuthwala izinto ezinkulu okanye kwiinqanawa ezifakelwe iigiya.
Izikhongozeli zeRakhi eSicaba okanye eziVulekileyo eziphezulu:Kwimibhobho edlula ubungakanani obuqhelekileyo besikhongozeli (ubude >12m okanye ububanzi >2.3m), izikhongozeli zerack ezisicaba okanye izikhongozeli eziphezulu ezivulekileyo zingasetyenziswa.
Ukubhala iilebheli kunye noxwebhu:Iphakheji nganye okanye umbhobho ngamnye ubhalwe ngokucacileyo ngolwazi olubalulekileyo oluquka umgangatho wezinto, umgangatho, ubukhulu, inombolo yobushushu, inombolo yephakheji/umbhobho, kunye nemiyalelo yokuphatha.
Ukuthobela iMithetho yezeMali:Zonke iimpepha zerhafu ezifunekayo—i-invoyisi yorhwebo, uluhlu lokupakisha, i-invoyisi yemithwalo, iSatifikethi seMvelaphi, iiSatifikethi zoVavanyo lweMill—ziyalungiswa.
Ukubopha Okukhuselekileyo:Iibhanti kunye neepayipi ezahlukeneyo zibotshelelwa ngokukhuselekileyo kusetyenziswa imitya yentsimbi, iingxowa ze-dunnage, izixhobo zokubopha iinkuni, okanye ukubethelwa ngetyathanga.
Ukulandelela kunye nokuBeka esweni:Iinkqubo zokulandelela izinto eziphambili zibonelela ngohlaziyo lwendawo ngexesha langempela.
I-inshurensi:I-inshurensi yempahla yolwandle (Yonke Ingozi okanye Ngomgqumo oPhakathi) ingalungiselelwa.
Ucwangciso lokuLinda iZinto eziNzima:Kwimibhobho enzima kakhulu (ngaphezulu kwe-5,000 kg ngombhobho ngamnye), kucetyiswa ukuba kusetyenziswe i-intanethi nezibuko eliya kwindawo oya kuyo ukuze kusetyenziswe izixhobo zokuphatha ii-heavy lift.
Ngamafutshane, iWomic Steel iqinisekisa ukuba zonke iipayipi zentsimbi ze-API 5L GR.B kunye nezinye iipayipi zentsimbi ze-SSAW ezikumgangatho ophezulu zipakishwe ngamanyathelo okukhusela aphambili kushishino kwaye zithunyelwa kusetyenziswa iindlela zothutho ezinokuthenjwa.
10. Iingenelo zeNsimbi yeWomic kunye neFAQ - Umbhobho weNsimbi yeSSAW
Kutheni kufuneka usebenzisane neWomic Steel kwiSSAW Steel Pipe?
Uluhlu olupheleleyo lobungakanani:Inkqubo ye-SSAW egubungela i-OD engama-219mm ukuya kwi-3,500mm, ubukhulu bodonga bufikelela kwi-25.4mm, ubude bufikelela kwi-60m kwiiprojekthi zemibhobho kunye nokufaka iipayipu.
Amandla Ahlukeneyo Asemgangathweni:Ukuthobela ngokupheleleyo i-API 5L (GR.B, X42, X52, X65, X70), ASTM A252, EN 10248, EN 10219, JIS A5525, kunye nokunye. Umthengisi omnye weemfuno ezininzi zemarike.
Ukugxila kwiMibhobho kunye noLwandle:Amava akhethekileyo kwimibhobho yeoyile negesi, ukuhanjiswa kwamanzi, kunye nokusetyenziswa kwezixhobo zokufaka iipali zolwandle.
Iinkonzo ezongeziweyo ngexabiso:Ukugquma isiphelo, ukusika isiphelo esicacileyo, ugquma olukhuselayo (i-FBE, i-3LPE, i-Coal Tar Epoxy), kunye nokusonga okuchasene nokugqwala.
Ubude obude:Ubude obude obufikelela kwi-60m kwiprojekthi zesiseko esinzulu kunye nemibhobho, nto leyo enciphisa iimfuno zokudibanisa intsimi.
Ukhuphiswano lwezothutho:Intsebenziswano enobuchule kunye neenkampani ezithumela impahla kwihlabathi liphela iqinisekisa ukuthunyelwa kwempahla kwihlabathi liphela ngendlela engabizi kakhulu.
Amaxwebhu apheleleyo:Iziqinisekiso zoVavanyo olupheleleyo lweMill (EN 10204 Uhlobo 2.2, 3.1, okanye 3.2), iingxelo ze-NDT, iingxelo zobukhulu, kunye namaxwebhu okulandelelwa.
Khetha iWomic Steel Group njengeqabane lakho elithembekileyo kwimibhobho yentsimbi ye-API 5L GR.B ekumgangatho ophezulu kunye neminye imibhobho yentsimbi ye-SSAW ekumgangatho ophezulu kwiiprojekthi zemibhobho, zaselwandle, kunye neziseko ezinzulu kwihlabathi liphela. Wamkelekile ukubuza!
Iwebhusayithi: www.womicsteel.com
I-imeyile: sales@womicsteel.com
Ucingo/WhatsApp/WeChat:
UVictor: +86-15575100681
UJack: +86-18390957568
Imibuzo Ebuzwa Rhoqo (Imibuzo Ebuzwa Rhoqo) - Umbhobho Wentsimbi we-SSAW
Q: Yintoni umahluko phakathi kwepayipi yentsimbi ye-SSAW, i-LSAW, kunye ne-ERW?
A: I-SSAW (Spiral Submerged Arc Welded) isebenzisa inkqubo yokudibanisa ejikelezayo, efanelekileyo kwiidayamitha ezinkulu (219mm-3500mm) kwaye incinci ukuya kwiindonga eziphakathi. I-LSAW (Longitudinal Submerged Arc Welded) isebenzisa i-straight seam weld, engcono kwiidayamitha ezincinci (508mm-3000mm) kunye neendonga ezityebileyo. I-ERW (Electric Resistance Welding) isetyenziselwa iidayamitha ezincinci (219mm-660mm) kunye neendonga ezincinci. I-SSAW ngokubanzi yeyona ingabizi kakhulu kwiindlela zokusebenzisa iidayamitha ezinkulu kakhulu.
Q: Yeyiphi ipayipi ye-SSAW enobubanzi obuphezulu onokuyivelisa?
A: Singavelisa umbhobho we-SSAW ukuya kuthi ga kwi-3,500mm (138 intshi) ububanzi bangaphandle. Malunga nobubanzi obufikelela kwi-4,000mm (160 intshi), nceda unxibelelane nathi ukuze ufumane uvavanyo olukhethekileyo lwamandla eprojekthi.
Q: Bungakanani ubude obuphezulu bombhobho we-SSAW?
A: Ubude obuqhelekileyo yi-6m, 12m, kunye ne-18m. Kwiiprojekthi zesiseko esinzulu kunye nemibhobho, sinikezela ngobude obulungiselelweyo ukuya kuthi ga kwi-60m (iinyawo ezingama-200) kuxhomekeke kububanzi kunye nobukhulu bodonga.
Q: Zeziphi iindlela zokugquma ezikhoyo kumbhobho wentsimbi we-SSAW?
A: Sinikezela nge-FBE (Fusion Bonded Epoxy), i-3LPE (Three Layer Polyethylene), i-3LPP (Three Layer Polypropylene), iCoal Tar Epoxy, iHot Dip Galvanizing, kunye neLiquid Epoxy. Kwiinkqubo ezininzi zepayipi, kucetyiswa ukuba kufakwe i-3LPE okanye i-FBE coating.
Q: Ngaba ungabonelela ngepayipi ye-SSAW ngokuhlolwa ngumntu wesithathu (SGS, BV, TÜV)?
A: Ewe. Siququzelela uhlolo lwe-SGS, BV, TÜV, DNV, ABS, LR, okanye nawuphi na ummeli otyunjwe ngumthengi ngexesha lokuvelisa nangaphambi kokuthunyelwa. 3.2 Izatifikethi zokuhlola zinikezelwa rhoqo xa ziceliwe.
Q: Loluphi uvavanyo olungatshabalalisiyo (NDT) olubonelelwayo kumbhobho we-SSAW?
A: I-NDT esemgangathweni ibandakanya uvavanyo lwe-Ultrasonic (UT) oluyi-100% lomzimba womthungo kunye nowepayipi, kunye novavanyo lwe-Radiographic Testing (RT). I-MPI, uvavanyo lwe-Hydrostatic, kunye ne-UT eyongezelelweyo ziyafumaneka xa ziceliwe.
Q: Lingakanani ixesha eliqhelekileyo lokukhokela kwipayipi yentsimbi ye-API 5L GR.B SSAW?
A: Amaxesha aqhelekileyo okukhokela amalunga neentsuku ezingama-30-45 zemveliso ye-SSAW, kuxhomekeke kubungakanani beodolo, ububanzi, ubukhulu bodonga, kunye neemfuno zovavanyo. Iiodolo ezikhawulezayo (iintsuku ezingama-20-30) zinokufumaneka ngobuninzi obuncinci.
Q: Ngawaphi amaxwebhu anikezelwayo ngokuthunyelwa ngakunye?
A: Isatifikethi sovavanyo lweMill (EN 10204 Uhlobo 3.1), Ingxelo yoHlolo olunemilinganiselo, iingxelo ze-UT, iingxelo ze-RT (ukuba zichaziwe), amaxwebhu okulandelela, uluhlu lokupakisha, i-invoyisi yorhwebo, kunye nesatifikethi semvelaphi.
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