Iimpawu zeYuantai Derun Longitudinal Submerged Arc Welded Pipe
1. Inkqubo yemveliso
•Ukuwelda okuxhathisayo kwamaza aphezulu (i-ERW): kufanelekile ukuvelisa imibhobho yentsimbi emincinci nephakathi. Ubushushu obuveliswa ngumsinga oqhelekileyo bunyibilikisa imiphetho yestrip kwaye buyidibanise phantsi koxinzelelo ukuze yenze i-weld enamandla.
•Ukuwelda kwe-arc engaphantsi komhlaba okumacala amabini (i-LSAW): kusetyenziselwa ukwenza imibhobho yentsimbi enobubanzi obukhulu, kusetyenziswa ubuchwepheshe bokuwelda kwe-arc engaphantsi komhlaba ukuwelda ngaphakathi nangaphandle ngaxeshanye ukuqinisekisa umgangatho wokuwelda.
2. Izinto kunye neenkcukacha
•Izinto: Ngokwesiqhelo kusetyenziswa iintlobo ezahlukeneyo zentsimbi yesakhiwo sekhabhoni okanye ezinye izinto zentsimbi ye-alloy ezifana ne-Q195, Q235, Q355, njl. Ukhetho oluthile luxhomekeke kwiimfuno zesicelo.
•Uluhlu olubanzi lweenkcukacha: Iinkcukacha ezahlukeneyo zemibhobho yentsimbi enobubanzi obuqala kobuncinci ukuya kobukhulu zinokwenziwa, kwaye ubungakanani obukhethekileyo kunye nobukhulu bunokwenziwa ngokwezifiso ngokweemfuno zabathengi.
3. Unyango lomphezulu
•Ukufaka iGalvanizing: Ukuphucula ukumelana nokugqwala kwemibhobho yentsimbi kunye nokwandisa ubomi bayo benkonzo.
•Ukupeyinta okanye ukugquma: Ukugquma umphezulu wenziwe ngokweemfuno zabathengi, okungapheleli nje ekuphuculeni amandla okulwa nokugqwala kodwa kukwahombisa nenkangeleko.
4. Ulawulo lomgangatho oluqinileyo
•Uvavanyo lwezinto eziluhlaza: Uhlalutyo oluqinileyo lokwakheka kweekhemikhali kunye novavanyo lweempawu zoomatshini lwenziwa kwibhetshi nganye yentsimbi engena kumzi-mveliso.
•Ukubeka iliso kwinkqubo yemveliso: Sebenzisa ukubeka iliso ngokupheleleyo kumgangatho kuyo yonke inkqubo yemveliso, kubandakanya ukuhlolwa kokuchaneka kobukhulu, umgangatho we-weld, njl.
•Ukuhlolwa kwemveliso egqityiweyo: Iimveliso ezigqityiweyo kufuneka zilandele uthotho lweenkqubo zokuhlolwa ezingqongqo, ezinje ngokuvavanywa koxinzelelo lwamanzi, uvavanyo olungatshabalalisiyo, njl.njl., ukuqinisekisa ukuba umgangatho wemveliso uyahlangabezana neemfuno ezisemgangathweni.
1.Iimfuno eziphambili zemibhobho edibeneyo yomthungo othe tye
Uthutho olumanzi
•Ioyile negesi yendalo: imibhobho yokudlulisa enoxinzelelo oluphantsi (njengemibhobho yamasebe, imibhobho yokuqokelela).
•Iiprojekthi zokonga amanzi: imibhobho yamanzi, iinkqubo zokuhambisa amanzi, imibhobho yokunkcenkceshela kwezolimo.
•Ishishini leekhemikhali: ukuthuthwa kolwelo okanye iigesi ezingaboliyo (izinto kufuneka zikhethwe ngokwendlela yokusetyenziswa).
Ubunjineli bokwakha kunye nolwakhiwo
•Isakhelo sesakhiwo: sisetyenziselwa ukuxhasa iintsika, imiqadi, ii-trusses, njl.njl. kwizakhiwo zesakhiwo sentsimbi.
•I-scaffolding: isetyenziswa njengepali ethe nkqo okanye ipali ethe tye ye-scaffolding ekhaphukhaphu, elula ukuyakha ngokukhawuleza.
•Iingcingo kunye neengcingo zokukhusela: ezifana neepayipi zokuxhasa iindawo zokwakha kunye neengcingo zokukhusela indlela.
Ukuveliswa koomatshini
•Indlu yezixhobo: njengolwakhiwo lwesakhelo sendlu yefeni kunye ne-air conditioner.
•Izixhobo zokuhambisa: izinto ezingathwali mthwalo zingenaxinzelelo oluphezulu ezifana neerola zokuhambisa kunye neeshafti zokuqhuba.
Iimoto kunye nothutho
•Itshasi yesithuthi: iindawo zesakhiwo seelori ezilula kunye neetreyila.
•Izibonelelo zothutho: iipayipi zokuxhasa iipali zezibane zesitalato kunye neepali zeempawu zendlela.
Ezinye iintsimi
•Ukwenziwa kwefenitshala: amathambo efenitshala yesinyithi (ezifana neeshelufu kunye nee-booths).
•Ubunjineli bamandla: imikhono yokukhusela intambo, iindawo zesakhiwo senqaba yokudlulisela.
Iinkcukacha zeemodeli zepayipi ezidityanisiweyo zomthungo othe tye
Iinkcukacha zemibhobho edityanisiweyo ethe tye idla ngokwahlulwahlulwa ngobubanzi bangaphandle (OD), ubukhulu bodonga (WT), kunye nezinto ezisetyenzisiweyo, kwaye zilandela imigangatho yamazwe ngamazwe okanye yesizwe. Ezi zilandelayo ziindlela eziqhelekileyo zokwahlulahlula kunye neenkcukacha eziqhelekileyo:
1. Uhlu ngokwenkqubo yokuvelisa
Ukuwelda okuxhathisayo rhoqo (ipayipi ye-ERW):
•Inkqubo: Sebenzisa umbane ohamba rhoqo ukufudumeza umphetho wepleyiti yentsimbi uze uyidibanise phantsi koxinzelelo.
•Iimpawu: I-weld encinci, ukusebenza kakuhle, ifanelekile kwiipayipi ezixineneyo (ubukhulu bodonga ≤ 20mm).
•Isicelo: Uthutho lolwelo oluphantsi koxinzelelo, inkxaso yesakhiwo.
Ukuwelda kwe-arc engaphantsi kwamanzi (Umbhobho we-LSAW, umthungo othe tye wokuwelda i-arc engaphantsi kwamanzi enamacala amabini):
• Inkqubo: Kusetyenziswa ubuchwepheshe bokuwelda obufakwe kwi-arc engaphantsi komhlaba, omabini amacala ayawelda, kwaye amandla okuwelda aphezulu.
• Iimpawu: Ubukhulu bodonga bukhulu kakhulu (ngesiqhelo buyi-≥6mm), bufanelekile kwiimeko zoxinzelelo oluphezulu okanye umthwalo ophezulu.
• Ukusetyenziswa: Iipayipi zeoyile negesi ezikude, iiprojekthi ezinkulu zezakhiwo.
| umgangatho | Uluhlu lweenkcukacha | izinto | Iimeko zesicelo |
| GB/T 3091-2015 | Ububanzi obungaphandle: 21.3mm ~ 610mm; Ubukhulu bodonga: 2.0mm ~ 25mm | Q195, Q235, Q345 | Uthutho lolwelo oluphantsi koxinzelelo, isakhiwo sesakhiwo |
| I-ASTM A53 | Ububanzi obungaphandle: 1/8"~26"; Ubukhulu bodonga: SCH40, SCH80, njl. | I-Gr.A、Gr.B | Iipayipi zenjongo ngokubanzi (amanzi, igesi) |
| I-API 5L | Ububanzi obungaphandle: 10.3mm ~ 1422mm; Ubukhulu bodonga: 1.7mm ~ 50mm | X42, X52, X60, njl. | Imibhobho yokuhambisa ioyile negesi |
| EN 10219 | Ububanzi obungaphandle: 10mm ~ 600mm; Ubukhulu bodonga: 1.0mm ~ 40mm | S235、S355 | Ulwakhiwo lwezakhiwo, ukuveliswa koomatshini |
3. Imizekelo yeenkcukacha eziqhelekileyo
• Umbhobho onodonga olubhityileyo: OD 21.3mm×Ubukhulu bodonga obuyi-2.0mm (GB/T 3091), osetyenziselwa imibhobho yamanzi enoxinzelelo oluphantsi.
• Umbhobho ophakathi nobukhulu obuphakathi: OD 219mm×Ubukhulu bodonga obuyi-6mm (API 5L X52), osetyenziselwa ukuqokelela nokuthutha ioyile negesi.
• Umbhobho onobubanzi obukhulu: OD 610mm×Ubukhulu bodonga obuyi-12mm (inkqubo ye-LSAW), esetyenziselwa imibhobho ephambili yeeprojekthi zokugcina amanzi.
Ixesha leposi: Februwari-10-2025
