Iipayipi ze-Spiral Arc Welded ezifakwe emanzini ezikwiShishini lanamhlanje

Iipayipi ezidityanisiweyo ze-Arc ezifakwe kwi-Spiral ezifakwe kwiShishini lanamhlanje Umfanekiso ocacileyo

Inkcazo emfutshane:

Kuyo yonke indawo enkulu yeshishini lanamhlanje, iinjineli kunye neengcali zihlala zikhangela izisombululo ezigqwesileyo ukuhlangabezana neemfuno ezahlukeneyo zeziseko zophuhliso kunye nezothutho. Phakathi kweendlela ezininzi zokwenza iipayipi ezikhoyo,umbhobho odibeneyo we-arc ojikelezileyo ojikelezileyo(SSAW) ivele njengokhetho oluthembekileyo nolungabizi kakhulu. Le bhlog ijolise ekukhanyiseni iingenelo kunye nemingeni ebalulekileyo enxulumene nale teknoloji intsha yokwenziwa kweepayipi.

Thumela i-imeyile kuthi

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iingenelo zombhobho we-spiral arc welded ofakwe kwi-arc:

1. Ulwakhiwo olusebenzayo:

Iipayipi ze-SSAW zinoyilo lwe-spiral weld oluvumela imveliso esebenzayo kunye nexesha elincitshisiweyo lokuvelisa. Olu phawu lukhethekileyo luyenza ibe lukhetho lokuqala kwiiprojekthi ezinkulu zokwakha ezifana neoyile kunyeimibhobho yegesi, iinkqubo zokuhambisa amanzi, kunye namaqonga okugrumba angaphandle kolwandle. Inkqubo yokuwelda eqhubekayo iqinisekisa umgangatho ophezulu wobume besakhiwo, inyusa ukuqina kunye nobomi benkonzo yombhobho.

Umgangatho	Ibanga lentsimbi	Ukwakheka kweekhemikhali									Iipropati zokuxinana							Uvavanyo lweCharpy Impact kunye novavanyo lweDrop Weight Tear
		C	Si	Mn	P	S	V	Nb	Ti		I-CEV4)（%）	Amandla okukhupha i-Rt0.5 Mpa		Amandla okuThanda eRm Mpa		Rt0.5/ Rm	（L0=5.65 √ S0）Ukwandiswa kwe-A%
		ubuninzi	ubuninzi	ubuninzi	ubuninzi	ubuninzi	ubuninzi	ubuninzi	ubuninzi	Okunye	ubuninzi	umzuzu	ubuninzi	umzuzu	ubuninzi	ubuninzi	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	Uvavanyo lwempembelelo yeCharpy: Amandla okufunxa impembelelo yomzimba wombhobho kunye nomthungo we-weld kufuneka avavanywe njengoko kufuneka kumgangatho wokuqala. Ukuze ufumane iinkcukacha, jonga umgangatho wokuqala. Uvavanyo lokukrazula ubunzima bokulahla: Indawo yokucheba ekhethiweyo
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

2. Amandla agqwesileyo kunye nokuguquguquka:

Ulwakhiwo olujikelezayo lombhobho we-SSAW luyandisa amandla awo, luwuvumela ukuba umelane noxinzelelo lwangaphandle nolwangaphakathi. Le mibhobho iyakwazi ukumelana neemeko zomoya ezigqithisileyo, nto leyo eyenza ukuba ifaneleke ukusetyenziswa ngaphezulu nangaphantsi komhlaba. Ukongeza, ukuguquguquka kwemibhobho ye-SSAW kuvumela ukuba ihlengahlengiswe kwaye ifakwe ngokulula kwiindawo ezahlukeneyo zomhlaba, kuquka umhlaba orhabaxa kunye nomhlaba ongazinzile.

3. Isisombululo esingabizi kakhulu:

Iinkqubo zokuwelda eziqhubekayo zonyusa imveliso ngelixa zinciphisa kakhulu iziphene kunye neendleko zokuwelda. Ukongeza, iipayipi ezifakwe kwi-arc ezifakwe kwi-spiral zinika amandla aphezulu kunye nokuqina, zinciphisa iindleko zokugcinwa kunye nokulungiswa ebomini bazo bonke, nto leyo ezenza zibe lukhetho olungabizi kakhulu kushishino.

Ukuwelda kwe-Arc efakwe kwi-Helical Submerged

Imingeni ejongene nemibhobho edibeneyo ye-arc ejikelezileyo ejikelezileyo:

1. Ulawulo lomgangatho:

Ngenxa yeenkqubo ezintsonkothileyo zokuwelda ezibandakanyeka ekuveliseni iipayipi ezifakwe kwi-spiral submerged arc welded, ukuqinisekisa umgangatho ohambelanayo kunzima. Ukuba iiparameter zokuwelda azilawulwa ngokuchanekileyo, iziphene zokuwelda ezifana nokusikwa, ii-pores, kunye nokungabikho kokudibana kuya kwenzeka. Ukuze koyiswe lo mceli mngeni, amanyathelo angqongqo okulawula umgangatho kunye neenkqubo zokubeka esweni eziphambili ngexesha lenkqubo yokuvelisa zibalulekile.

2. Uluhlu lokunciphisa ububanzi bepayipi:

Nangona iipayipi ezifakwe kwi-spiral submited arc welded zilungele ukusetyenziswa kobubanzi obukhulu, zisenokungafaneleki kumashishini afuna ubungakanani obuncinci beepayipi. Inkqubo yokuvelisa isebenza kakuhle kwiipayipi ezinkulu, nto leyo ebangela ukuba kubekho ukufumaneka okuncinci kwiiprojekthi ezincinci ezifana neepayipi zokuhlala kunye nokusetyenziswa kwemizi-mveliso emincinci. Kwiimfuno ezinjalo, kufuneka kuqwalaselwe ezinye iindlela zokwenza iipayipi.

3. Ukwaleka komphezulu:

Omnye umceli mngeni ojongene neshishini leepayipi ze-SSAW kukuqinisekisa ukuba umphezulu ugqunywe ngokufanelekileyo nangokuhlala ixesha elide ukuze ukhuseleke ekungcoleni nasekugugeni. Ukusetyenziswa kwengubo kwiindawo ezijikelezayo kufuna izixhobo eziphambili kunye nobuchule ukuqinisekisa ukugqunywa ngokulinganayo kunye nokunamathela. Ugqunywe ngokufanelekileyo kumphezulu kubalulekile ekwandiseni ubomi benkonzo yombhobho ogqunywe nge-arc welded ongaphantsi komhlaba, ingakumbi kwiindawo ezinzima.

Ukuququmbela:

Iipayipi ezifakwe kwi-spiral submerged arc weld zibonakalise ukuba zibuchwepheshe obunenzuzo kakhulu kushishino lwanamhlanje, zibonelela ngokusebenza kakuhle, amandla kunye nokusebenza kakuhle kweendleko. Umthungo wayo okhethekileyo we-spiral weld uvumela imveliso esebenzayo kunye nokuqina okwandisiweyo, okwenza ukuba ifaneleke kwiiprojekthi ezinkulu zokwakha. Nangona kunjalo, ukuze kuqhubekeke impumelelo kunye nokwamkelwa ngokubanzi kobu buchwepheshe bokuvelisa, imingeni efana nolawulo lomgangatho, uluhlu olulinganiselweyo lobubanzi, kunye neengubo zomphezulu kufuneka zijongwane nazo. Ngokoyisa le mingeni ngokuqhubela phambili kwetekhnoloji kunye nentsebenziswano kushishino, ipayipi efakwe kwi-spiral submerged arc weld inekamva elithembisayo ekuguquleni nasekugcineni iziseko ezibalulekileyo kwihlabathi liphela.

Ngaphambili: Umbhobho odibeneyo ojikelezayo weMibhobho yoMlilo

Okulandelayo: Imibhobho edibeneyo ye-Spiral yeMibhobho yeGesi yendalo

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