Professional Tube Weld Technology

Tlhaloso e Khutšoanyane:

Ka pele-pele ea boqapi bona ke theknoloji ea rona e tsoetseng pele ea Submerged Arc Welding (SAW), e leng mokhoa o ratoang oa pipe e entsoeng ka spirally welded. Theknoloji ena e tiisa ho nepahala, ho tšoarella le ho sebetsa hantle, ho etsa hore e be e loketseng bakeng sa liindasteri tse itšetlehileng ka pipe e entsoeng ka boleng bo phahameng.

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Standard	Kereiti ea tšepe	Sebopeho sa lik'hemik'hale									Thepa ea tensile							Teko ea Charpy Impact le Teko ea ho theola boima ba 'mele
		C	Si	Mn	P	S	V	Nb	Ti		CEV4) (%)	Rt0.5 Mpa Ho hlahisa matla		Rm Mpa Tensile Matla		Rt0.5/ Rm	(L0=5.65 √ S0 ）Elongation A%
		max	max	max	max	max	max	max	max	Tse ding	max	min	max	min	max	max	min
	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	Teko ea phello ea Charpy: Matla a ho monya matla a 'mele oa liphaephe le seam ea weld e tla lekoa joalo ka ha ho hlokahala maemong a mantlha. Bakeng sa lintlha, sheba maemo a mantlha. Teko ea ho theola boima ba 'mele: Sebaka sa boikhethelo sa ho kuta
GB/T9711-2011 (PSL2)	L290MB	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04	1)	0.4	290	495	415			21
	L320MB	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04	1)	0.41	320	500	430			21
	L360MB	0.22	0.45	1.4	0.025	0.015				1)	0.41	360	530	460			20
	L390MB	0.22	0.45	1.4	0.025	0.15				1)	0.41	390	545	490			20
	L415MB	0.12	0.45	1.6	0.025	0.015				1)2)3	0.42	415	565	520			18
	L450MB	0.12	0.45	1.6	0.025	0.015				1)2)3	0.43	450	600	535			18
	L485MB	0.12	0.45	1.7	0.025	0.015				1)2)3	0.43	485	635	570			18
	L555MB	0.12	0.45	1.85	0.025	0.015				1)2)3	Puisano	555	705	625	825	0.95	18
	Hlokomela:
	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) Bakeng sa limaraka tsohle tsa tšepe, Mo e ka ≤ 0.35%, tlas'a konteraka.
	4）CEV=C+ Mn/6 + (Cr+Mo+V)/5 + (Cu+Ni)/5

Molemo oa K'hamphani

E fumaneha pelong ea Cangzhou City, Profinseng ea Hebei, k'hamphani esale e le moetapele oa tlhahiso ea liphaephe tse cheselitsoeng ho tloha ha e thehoa ka 1993. lihlahisoa tsa sehlopha tse fihlelang maemo a machaba. Ka kakaretso ea matlotlo a RMB limilione tse 680 le basebetsi ba hloahloa ba 680, k'hamphani e ikemiselitse ho sebetsa ka bokhabane likarolong tsohle tsa tšebetso ea eona.

Kenyelletso ea Sehlahisoa

Re hlahisa theknoloji ea rona e tsoetseng pele e ikhethang ea ho tjheseletsa liphaephe, e etselitsoeng ka ho khetheha ho fihlela litlhoko tse boima tsa liphaephe tsa khase ea tlhaho ea arc. Ka pele-pele ea boqapi bona ke theknoloji ea rona e tsoetseng pele ea Submerged Arc Welding (SAW), e leng mokhoa o ratoang oa pipe e entsoeng ka spirally welded. Theknoloji ena e tiisa ho nepahala, ho tšoarella le ho sebetsa hantle, ho etsa hore e be e loketseng bakeng sa liindasteri tse itšetlehileng ka pipe e entsoeng ka boleng bo phahameng.

Ea rona e khethehilengho tjheseletsa dipeipithekenoloji ha e ntlafatse feela botšepehi ba sebopeho sa liphaephe tsa khase, hape e ntlafatsa ts'ebetso ea ho cheselletsa, e khutsufatsa nako ea tlhahiso le ho fokotsa litšenyehelo. Re utloisisa bohlokoa ba litsamaiso tsa lipeipi tsa khase, 'me boitlamo ba rona ba boleng bo netefatsa hore lihlahisoa tsa rona li ka mamella litlhoko tse matla tsa ts'ebeliso eo li e rerileng.

Ha re ntse re tsoela pele ho qapa le ho ntlafatsa theknoloji ea ho tjheseletsa, re u mema hore u be le phihlelo ea ho tšepahala le ts'ebetso ea theknoloji ea rona ea litsebi tsa lipeipi. Re tšepe hore re tla u fa peipi e cheselitsoeng ea boleng bo holimo e fihlelang litlhoko tsa hau tse ikhethileng, e tšehelitsoe ke boiphihlelo ba lilemo tse mashome le boitlamo ba ho khotsofatsa bareki.

Molemo oa Sehlahisoa

1. O mong oa melemo ea mantlha ea ho sebelisa tjheseletso e ka tlas'a metsi ho chesella liphaephe tsa khase ea tlhaho ke bokhoni ba eona ba ho hlahisa boleng bo holimo.tube welde nang le mefokolo e fokolang. Ts'ebetso ea ho tjheseletsa ka tlas'a metsi e etsa hore ho kenelle ka botebo le libaka tse boreleli, tse bohlokoa ho netefatsa bots'epehi ba lipeipi tsa khase ea tlhaho.

2. Automation ea submered arc welding e ka eketsa tlhahiso le ho fokotsa litšenyehelo tsa basebetsi le nako ea sebaka sa mosebetsi.

Khaello ea lihlahisoa

1. Phoso e 'ngoe e kholo ke litšenyehelo tse phahameng tsa ho seta qalong, tse ka bang holimo ka lebaka la tlhoko ea lisebelisoa tse khethehileng le basebetsi ba nang le litsebo.

2. Ts'ebetso ha e tenyetsehe joaloka mekhoa e meng ea tjheseletsa, e etsa hore e se ke ea tšoaneleha bakeng sa li-geometri tse rarahaneng kapa lisebelisoa tse tšesaane tse nang le marako.

3. Moeli ona o ka baka mathata lits'ebetsong tse itseng, tse ka bakang linako tse telele tsa merero.

LBH

Q1. Submerged Arc Welding (SAW) ke eng?

SAW ke ts'ebetso ea welding e sebelisang electrode e feptjoang khafetsa le lera la granular fusible flux ho sireletsa weld hore e se ke ea silafala. Mokhoa ona o sebetsa ka ho khetheha linthong tse teteaneng 'me o loketse hantle liphaephe tsa khase ea tlhaho.

Q2. Hobaneng ha SAW e ratoa bakeng sa lipeipi tse cheselitsoeng ka spiral?

Theknoloji ea SAW e fana ka ho kenella ka botebo le holim'a boreleli, e leng ntho ea bohlokoa ho botšepehi ba sebopeho saspiral welded pipee sebelisoang lits'ebetsong tsa khatello e phahameng joalo ka lipalangoang tsa khase ea tlhaho.

Q3. Melemo ea ho sebelisa theknoloji ea tjheseletsa ea lipeipi ke efe?

Mekhoa e ikhethileng ea li-tube welding e netefatsa boleng bo tsitsitseng, e fokotsa kotsi ea liphoso le ho ntlafatsa ts'ebetso e akaretsang ea lihlahisoa tse cheselitsoeng, tse bohlokoa indastering e bohlokoa haholo ts'ireletso.

Q4. Khamphani ea hau e netefatsa boleng ba ts'ebetso ea welding joang?

Khamphani ea rona e latela mehato e tiileng ea taolo ea boleng mme e sebelisa litsebi tse hloahloa tse koetlisitsoeng ka mekhoa ea morao-rao ea ho cheselletsa, ho kenyeletsoa SAW, ho netefatsa hore sehlahisoa ka seng se kopana le litekanyetso tse thata tsa polokeho le ts'ebetso.

E fetileng: Mohala o Tšepahalang oa Pipe ea Mollo Ho Kopana le Litlhoko tsa Hao tsa Tšireletso

E 'ngoe:

Ngola molaetsa wa hao mona mme o re romele wona