ASTM A252 GR.3 Structural LSAW(JCOE) Carbon Pipe Featured Image Featured

ASTM A252 GR.3 Structural LSAW(JCOE) Carbon Steel Pipe

Tlhaloso e Khutšoanyane:

Kereiti:GR.1,GR.2,GR.3

Boholo: OD: 406 ~ 1500mm WT: 8 ~ 50mm

Tefo: 30% depositi, 70% L/C Kapa B/L Copy Kapa 100% L/C Pono

Matla a Phepelo: Ho feta lithane tse 100000 tse tla hlahisoa ka selemo

Nako ea Pele: Matsatsi a 7-14 Haeba a le Stock, Matsatsi a 30-45 a ho Hlahisa

Seaparo sa Bokaholimo: Bare/Black Varnish/3LPE/Galvanized/Ho ea ka kopo ea moreki.

Qetello: Qetello e hlakileng / e Beveled

Mosireletsi oa ho qetela: Sekoahelo sa phala ea polasetiki kapa Mosireletsi oa Tšepe

Re romelle lengolo-tsoibila Whatsapp Mohala

Lintlha tsa Sehlahisoa

Lihlahisoa tse Amanang

Li-tag tsa Sehlahisoa

Tlhaloso ea Sehlahisoa eaPipe ea tšepe ea LSAW:

Setaele	Setsebi	Lintho tse bonahalang	Standard	Kereiti
Longitudinal Submerged-arc Welded Pipe	BONA	Tšepe ea Carbon	API 5L PSL1&PSL2	GR.B,X42,X46,X52,X60,X65,X70 , joalo-joalo
			ASTM A252	GR.1,GR.2, GR.3
			BS EN10210	S275JRH,S275J0H,S355J0H,S355J2H, joalo-joalo
			BS EN10219	S275JRH,S275J0H,S355J0H,S355J2H, joalo-joalo

Mokhoa oa Tlhahiso eaASTM A252 LSAW Pipe ea tšepe:

Longitudinal Submerged-arc Welded(LSAW) Pipe e sebelisa theknoloji ea welding ea arc e ka tlas'a metsi, e sebelisa welding ea li-filler, flux ea tšireletso ea likaroloana e patiloeng arc.

LSAW ke khutsufatso ea Senyesemane ea phala e ka tlas'a metsi e entsoeng ka tšepe e otlolohileng ea seam.Ts'ebetso ea tlhahiso ea phala ea tšepe e kentsoeng ka tlas'a metsi e otlolohileng ea seam e kenyelletsa theknoloji ea ho etsa JCOE, theknoloji ea ho etsa li-arc e kentsoeng ka metsing le theknoloji ea ho etsa UOE.

Mokhoa oa ho etsa Pipe ea Longitudinal Submerged-arc Welded(LSAW) e tjena:

Ultrasonic plate probing → edge milling → pele ho kobeha → ho theha → Ho tjheseletsa pele → Ho tjheseletsa ka hare → Ho tjheseletsa ka ntle → Tlhahlobo ea Ultrasonic → tlhahlobo ea X-ray → Ho atolosa → tlhahlobo ea hydraulic →l.Chamfering → Tlhahlobo ea mahlaseli → Tlhahlobo ea X-ray → tlhahlobo ea matla a khoheli qetellong ea tube

Sebopeho sa Lik'hemik'hale:

Tšepe ha ea lokela ho ba le 0.050% ea phosphorus.

Litlhoko tsa Tensile

Litlhoko tsa Tensile
	Sehlopha sa 1	Sehlopha sa 2	Sehlopha sa 3
Matla a thata, min, psi (MPa)	50 000 (345)	60 000 (415)	66 000 (455)
Ntho ea tlhahiso kapa matla a tlhahiso, min, psi(MPa)	30 000 (205)	35 000 (240)	45 000 (310)
Botebo ba motheo bo tlase ba botenya ba lebota ka lebitso %6 in. (7.9 mm) kapa ho feta: Elongation in 8 in. (203.2 mm), min, % Elongation in 2 in. (50.8 mm), min,%	18 30	14 25	... 20
Bakeng sa botenya ka lebitso la lebota ka tlase ho %6 ka (7.9 limilimithara), theolelo ho tloha botlaaseng ba motheo elongation ka 2 ka (50.08 limilimithara) bakeng sa mong le e mong Vzi - ka. (7.9 mm), ka liperesente tsa lintlha	1.5A	1.25A	1.0A...

Mechini le Liteko tsa NDT bakeng saASTM A252 LSAW Pipe ea tšepe:

Teko ea NDT(RT).

Teko ea Hydrostatic

Teko ea Mechini

Teko ea ho Koba-Bolelele bo lekaneng ba phala bo tla ema bo batang ka 90 ° ho potoloha mandrel ea cylindrical.

Teko ea ho bata-leha tlhahlobo e sa hlokehe, phala e tla khona ho fihlela litlhoko tsa tlhahlobo tse batang.

Teko ea Hydrostatic-ntle le kamoo ho lumelletsoeng, bolelele bo bong le bo bong ba phala bo tla etsoa teko ea hydro-static ntle le ho lutla leboteng la phala.

Teko ea motlakase e sa senyeheng-e le mokhoa o mong oa tlhahlobo ea hydro-static, 'mele o felletseng oa phala e' ngoe le e 'ngoe o tla lekoa ka tlhahlobo ea motlakase e sa senyeheng.moo tlhahlobo ea motlakase e sa senyeheng e etsoang, bolelele bo tla tšoauoa ka litlhaku "NDE"

Teko ea ultrasonic

Tlhahlobo ea hona joale ea eddy

Kopo eaASTM A252 LSAW Pipe ea tšepe:

Pipe e laetsoeng tlas'a tlhaloso ena ke ea liphaephe tsa liphaephe tseo cylinder ea tšepe e sebetsang e le setho sa ka ho sa feleng se jarang moroalo, kapa e le khetla ho etsa liqubu tsa konkreite tse entsoeng ka har'a sebaka.

Theko e tlaase ea ASTM e 252 qubu ea phala ea tšepe

Ho mamella bophara ba kantle, botenya ba lebota, bolelele le boima ba 'mele:

Kantle Diameter	Bophara bo ka ntle ba liphaephe tsa liphaephe ha boa lokela ho fapana ho feta ± 1% ho tloha bophara bo boletsoeng ka ntle.
Botenya ba lebota	Botenya ba lerako sebakeng leha e le sefe ha boa lokela ho feta 12.5% tlas'a botenya ba lebota bo boletsoeng.
Bolelele	Liphaephe li tla fanoa ka bolelele bo sa reroang, bolelele bo habeli, kapa ka bolelele bo lekanang joalo ka ha ho boletsoe taelong ea theko, ho latela meeli e latelang:	Bolelele bo le bong bo sa reroang	16 ho 25ft (4.88 ho 7.62mm), inch
		Bolelele bo habeli bo sa reroang	Ho feta 25ft (7.62m) ka bonyane karolelano ea 35ft (10.67m)
		Bolelele bo tšoanang	bolelele joalo ka ha ho boletsoe ka phapano e lumelletsoeng ea ±1 in.
Boima ba 'mele	Bolelele bo bong le bo bong ba qubu ea liphaephe bo tla lekanngoa ka thoko 'me boima ba eona bo ke ke ba fapana ho feta 15% ho feta kapa 5% tlas'a boima ba eona ba theoretical, e baloang ho sebelisoa bolelele ba eona le boima ba eona ka bolelele ba yuniti.