Mapaipi esimbi emhando yepamusoro eLSAW akasungirirwa kwenguva refu

Tsananguro pfupi:

Mazwi akakosha:Pombi yeSimbi yeLSAW, Pombi yakasungirirwa kwenguva refu, Pombi yeSimbi yeSAWL

Saizi:OD: 16 Inch - 80 Inch, DN350mm - DN2000mm.

Ukobvu hwemadziro:6mm-50mm.

Kureba:Hurefu hwechinhu chimwe chete chisina kurongeka, kaviri chisina kurongeka & chakagadziriswa chinosvika mamita makumi mana nemasere.

Kuguma:Mugumo Wakajeka, Mugumo Wakakombama.

Kupenda/Kupenda:Kupenda Nhema, Kupenda 3LPE, Kupenda Epoxy, Kupenda Coal Tar Enamel (CTE), Kupenda Epoxy Yakasungirirwa neFusion, Kupenda Concrete Weight, Kupenda Kunopisa Nekupisa nezvimwewo…

Mitemo yeMapombi:PI 5L PSL1/PSL2 Gr.A, Gr.B, X42, X46, X52, X56, X60, X65, X70, ASTM A53/A252/A500/A672/A691/A139, EN10210/EN10210/EN7029/EN7 AS1163/JIS G3457 nezvimwe…

Kutumirwa:Mukati memazuva 20-30 zvinoenderana nehuwandu hweodha yako, Zvinhu zvenguva dzose zviripo muzvitoro.

Tumira email kwatiri Zvimiro zveChigadzirwa

Ruzivo rweChigadzirwa

Matagi eChigadzirwa

Tsananguro yeChigadzirwa

Mapaipi esimbi eLSAW (Longitudinal Submerged Arc Welding) imhando yemapaipi esimbi akasungirirwa ane maitiro akasiyana ekugadzira uye akasiyana-siyana emashandisirwo. Mapaipi aya anogadzirwa nekugadzira ndiro yesimbi kuita chimiro che cylindrical uye kuibatanidza kwenguva refu uchishandisa matekiniki ekubatanidza arc akasungirirwa pasi pemvura. Heino pfupiso yemapaipi esimbi eLSAW:

Maitiro Ekugadzira:
● Kugadzirira Plate: Plate dzesimbi dzemhando yepamusoro dzinosarudzwa zvichienderana nezvinodiwa chaizvo, zvichiita kuti pave neunyanzvi hwemakanika hunodiwa uye kuumbwa kwemakemikari.
● Kugadzira: Ndiro yesimbi inoumbwa kuita pombi yakaita sedenderedzwa kuburikidza nemaitiro akadai sekukombama, kutenderedza, kana kudzvanya (JCOE neUOE). Mipendero yacho yakakombama kare kuti zvive nyore kusanganisa.
● Kubatanidza: Kubatanidza arc yakanyudzwa mumvura (SAW) kunoshandiswa, uko arc inochengetwa pasi pe flux layer. Izvi zvinogadzira welds dzemhando yepamusoro dzisina zvikanganiso zvakawanda uye fusion yakanaka kwazvo.
● Kuongorora kweUltrasonic: Mushure mekunamira, bvunzo dzeultrasonic dzinoitwa kuti paonekwe chero zvikanganiso zvemukati kana zvekunze munzvimbo yekunamira.
● Kuwedzera: Pombi inogona kuwedzerwa kuti iwane dhayamita neukobvu hwemadziro hunodiwa, zvichiwedzera kururama kwehukuru hwayo.
● Kuongorora Kwekupedzisira: Kuongorora kwakazara, kusanganisira kuongorora nemaziso, kuongorora mativi, uye kuyedzwa kwezvinhu zvemakanika, kunoita kuti pombi ive nerudzi rwayo.

Zvakanakira:
● Kushanda Nemutengo Wakanaka: Mapaipi eLSAW anopa mhinduro inodhura zvishoma pamapaipi ane dhayamita hombe uye mashandisirwo ekuvaka nekuda kwemaitiro avo ekugadzira anoshanda zvakanaka.
● Simba Rakanyanya: Nzira yekushongedza yakareba inoita kuti mapaipi ave nehunyanzvi hwakasimba uye hwakafanana.
● Kururama Kwemasendimita: Mapaipi eLSAW anoratidza saizi chaiyo, zvichiita kuti akwanise kushandiswa zvine mwero wakasimba.
● Hunhu Hwekupinza: Kupinza arc mumvura kunogadzira weld dzemhando yepamusoro dzine fusion yakanaka uye dzisina kukwana.
● Kuchinja-chinja: Mapaipi eLSAW anoshandiswa mumaindasitiri akasiyana-siyana, anosanganisira mafuta negesi, kuvaka, uye kupa mvura, nekuda kwekugona kwawo kuchinjika uye kugara kwenguva refu.

Muchidimbu, mapaipi esimbi eLSAW anogadzirwa achishandisa nzira chaiyo uye inoshanda, zvichiita kuti mapaipi ashande zvakasiyana-siyana, asingadhuri, uye anogara kwenguva refu akakodzera kushandiswa kwakasiyana-siyana mumaindasitiri.

Magadzirirwo

API 5L: GR.B, X42, X46, X52, X56, X60, X65, X70, X80

ASTM A252: GR.1, GR.2, GR.3

EN 10219-1: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H

EN10210: S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H

ASTM A53/A53M: GR.A, GR.B

EN 10217: P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2

DIN 2458: St37.0, St44.0, St52.0

AS/NZS 1163: Giredhi C250, Giredhi C350, Giredhi C450

GB/T 9711: L175, L210, L245, L290, L320, L360, L390, L415, L450, L485

ASTMA671: CA55/CB70/CC65, CB60/CB65/CB70/CC60/CC70, CD70/CE55/CE65/CF65/CF70, CF66/CF71/CF72/CF73, CG100/CH100/CI100/CJ100

Rudzi rweKugadzira

Dhayamita yekunze		Ukobvu hwemadziro hunowanikwa pasi pegiredhi resimbi
Inchi	mm	Giredhi reSimbi
Inchi	mm	L245(Gr.B)	L290(X42)	L360(X52)	L415(X60)	L450(X65)	L485(X70)	L555(X80)
16	406	6.0-50.0mm	6.0-48.0mm	6.0-48.0mm	6.0-45.0mm	6.0-40mm	6.0-31.8mm	6.0-29.5mm
18	457	6.0-50.0mm	6.0-48.0mm	6.0-48.0mm	6.0-45.0mm	6.0-40mm	6.0-31.8mm	6.0-29.5mm
20	508	6.0-50.0mm	6.0-50.0mm	6.0-50.0mm	6.0-45.0mm	6.0-40mm	6.0-31.8mm	6.0-29.5mm
22	559	6.0-50.0mm	6.0-50.0mm	6.0-50.0mm	6.0-45.0mm	6.0-43mm	6.0-31.8mm	6.0-29.5mm
24	610	6.0-57.0mm	6.0-55.0mm	6.0-55.0mm	6.0-45.0mm	6.0-43mm	6.0-31.8mm	6.0-29.5mm
26	660	6.0-57.0mm	6.0-55.0mm	6.0-55.0mm	6.0-48.0mm	6.0-43mm	6.0-31.8mm	6.0-29.5mm
28	711	6.0-57.0mm	6.0-55.0mm	6.0-55.0mm	6.0-48.0mm	6.0-43mm	6.0-31.8mm	6.0-29.5mm
30	762	7.0-60.0mm	7.0-58.0mm	7.0-58.0mm	7.0-48.0mm	7.0-47.0mm	7.0-35mm	7.0-32.0mm
32	813	7.0-60.0mm	7.0-58.0mm	7.0-58.0mm	7.0-48.0mm	7.0-47.0mm	7.0-35mm	7.0-32.0mm
34	864	7.0-60.0mm	7.0-58.0mm	7.0-58.0mm	7.0-48.0mm	7.0-47.0mm	7.0-35mm	7.0-32.0mm
36	914	8.0-60.0mm	8.0-60.0mm	8.0-60.0mm	8.0-52.0mm	8.0-47.0mm	8.0-35mm	8.0-32.0mm
38	965	8.0-60.0mm	8.0-60.0mm	8.0-60.0mm	8.0-52.0mm	8.0-47.0mm	8.0-35mm	8.0-32.0mm
40	1016	8.0-60.0mm	8.0-60.0mm	8.0-60.0mm	8.0-52.0mm	8.0-47.0mm	8.0-35mm	8.0-32.0mm
42	1067	8.0-60.0mm	8.0-60.0mm	8.0-60.0mm	8.0-52.0mm	8.0-47.0mm	8.0-35mm	8.0-32.0mm
44	1118	9.0-60.0mm	9.0-60.0mm	9.0-60.0mm	9.0-52.0mm	9.0-47.0mm	9.0-35mm	9.0-32.0mm
46	1168	9.0-60.0mm	9.0-60.0mm	9.0-60.0mm	9.0-52.0mm	9.0-47.0mm	9.0-35mm	9.0-32.0mm
48	1219	9.0-60.0mm	9.0-60.0mm	9.0-60.0mm	9.0-52.0mm	9.0-47.0mm	9.0-35mm	9.0-32.0mm
52	1321	9.0-60.0mm	9.0-60.0mm	9.0-60.0mm	9.0-52.0mm	9.0-47.0mm	9.0-35mm	9.0-32.0mm
56	1422	10.0-60.0mm	10.0-60.0mm	10.0-60.0mm	10.0-52mm	10.0-47.0mm	10.0-35mm	10.0-32.0mm
60	1524	10.0-60.0mm	10.0-60.0mm	10.0-60.0mm	10.0-52mm	10.0-47.0mm	10.0-35mm	10.0-32.0mm
64	1626	10.0-60.0mm	10.0-60.0mm	10.0-60.0mm	10.0-52mm	10.0-47.0mm	10.0-35mm	10.0-32.0mm
68	1727	10.0-60.0mm	10.0-60.0mm	10.0-60.0mm	10.0-52mm	10.0-47.0mm	10.0-35mm	10.0-32.0mm
72	1829	10.0-60.0mm	10.0-60.0mm	10.0-60.0mm	10.0-52mm	10.0-47.0mm	10.0-35mm	10.0-32.0mm

* Saizi imwe inogona kugadziriswa mushure mekutaurirana

Kuumbwa kweMakemikari uye Hunhu hweMichina yeLSAW Steel Pipe

Zvakajairika	Giredhi	Kuumbwa kwemakemikari (kwakanyanya)%					Zvimiro zveMechanical (min)
Zvakajairika	Giredhi	C	Mn	Si	S	P	Simba reGoho (Mpa)	Simba reKusimba (Mpa)
GB/T700-2006	A	0.22	1.4	0.35	0.050	0.045	235	370
	B	0.2	1.4	0.35	0.045	0.045	235	370
	C	0.17	1.4	0.35	0.040	0.040	235	370
	D	0.17	1.4	0.35	0.035	0.035	235	370
GB/T1591-2009	A	0.2	1.7	0.5	0.035	0.035	345	470
	B	0.2	1.7	0.5	0.030	0.030	345	470
	C	0.2	1.7	0.5	0.030	0.030	345	470
BS EN10025	S235JR	0.17	1.4	-	0.035	0.035	235	360
	S275JR	0.21	1.5	-	0.035	0.035	275	410
	S355JR	0.24	1.6	-	0.035	0.035	355	470
DIN 17100	ST37-2	0.2	-	-	0.050	0.050	225	340
	ST44-2	0.21	-	-	0.050	0.050	265	410
	ST52-3	0.2	1.6	0.55	0.040	0.040	345	490
JIS G3101	SS400	-	-	-	0.050	0.050	235	400
JIS G3101	SS490	-	-	-	0.050	0.050	275	490
API 5L PSL1	A	0.22	0.9	-	0.03	0.03	210	335
	B	0.26	1.2	-	0.03	0.03	245	415
	X42	0.26	1.3	-	0.03	0.03	290	415
	X46	0.26	1.4	-	0.03	0.03	320	435
	X52	0.26	1.4	-	0.03	0.03	360	460
	X56	0.26	1.1	-	0.03	0.03	390	490
	X60	0.26	1.4	-	0.03	0.03	415	520
	X65	0.26	1.45	-	0.03	0.03	450	535
	X70	0.26	1.65	-	0.03	0.03	585	570

Standard & Giredhi

Zvakajairika	Magiredhi eSimbi
API 5L: Tsanangudzo yeLine Pipe	GR.B, X42, X46, X52, X56, X60, X65, X70, X80
ASTM A252: Tsananguro Yakajairika yeMapombi eSimbi Akasungirirwa uye Asina Musono	GR.1, GR.2, GR.3
EN 10219-1: Zvikamu zveMakomba Zvakaumbwa Zvakasungirirwa Zvakatonhora zveSimbi Dzisina Kugadzirwa uye Dzisina Kugadzirwa	S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
EN10210: Zvikamu zveMakomba Zvakapedzwa Zvakapiswa zveSimbi Dzisina Kugadzirwa uye Dzisina Kugadzirwa	S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
ASTM A53/A53M: Pombi, Simbi, Dema uye Yakanyikwa Inopisa, Yakaputirwa neZinc, Yakasungirirwa uye Isina Musono	GR.A, GR.B
EN10208: Mapaipi esimbi anoshandiswa mukutakura mapaipi mumaindasitiri epeturu negasi rechisikigo.	L210GA, L235GA, L245GA, L290GA, L360GA
EN 10217: Machubhu eSimbi Akasungirirwa Ekushandisa Pakumanikidza	P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2
DIN 2458: Mapaipi eSimbi Akasungirirwa uye Machubhu	St37.0, St44.0, St52.0
AS/NZS 1163: Mwero wekuAustralia/New Zealand wezvikamu zvesimbi yekuvaka zvakagadzirwa nechando	Giredhi C250 , Giredhi C350 , Giredhi C450
GB/T 9711: Maindasitiri ePetroleum neGasi reChisikigo - Mapaipi eSimbi eMapaipi	L175, L210, L245, L290, L320 , L360, L390 , L415, L450 , L485
ASTM A671: Mapaipi esimbi akasungirirwa nemagetsi ekubatanidza tembiricha dzemhepo nedzepasi	CA 55, CB 60, CB 65, CB 70, CC 60, CC 65, CC 70
ASTM A672: Pombi yesimbi yakasungirirwa nemagetsi kuti ishandiswe pakumanikidzwa kwepamusoro patembiricha iri pakati nepakati.	A45, A50, A55, B60, B65, B70, C55, C60, C65
ASTM A691: Pombi yesimbi yekabhoni ne alloy, yakasungirirwa nemagetsi kuti ishandiswe pakupisa kwakanyanya.	CM-65, CM-70, CM-75, 1/2CR-1/2MO, 1CR-1/2MO, 2-1/4CR, 3CR

Maitiro Ekugadzira

Kudzora Hunhu

● Kuongorora Zvinhu Zvisina Kugadzirwa
● Kuongorora Makemikoro
● Kuedzwa kweMichina
● Kuongorora Zvinoonekwa
● Kuongorora miganhu
● Kuedza Kukombama
● Kuedza Kukanganisa
● Kuedzwa kweKuora kweIntergranular
● Kuongorora Kusingakuvadzi (UT, MT, PT)
● Kufanirwa Kwenzira Yekushongedza

● Kuongorora Zvimiro Zvidiki
● Kuedza Kupisa uye Kutsvedza
● Kuedza Kuoma
● Kuedzwa kweHydrostatic
● Kuedzwa kweMetallography
● Kuedzwa Kwekupwanyika Kunokonzerwa neHydrogen (HIC)
● Kuedzwa kweSulfide Stress Cracking Test (SSC)
● Kuedzwa kweEddy Current
● Kuongorora Kupenda Nekuputira
● Ongororo yeMagwaro

Kushandisa & Kushandiswa

Mapaipi esimbi eLSAW (Longitudinal Submerged Arc Welding) anoshandiswa zvakasiyana-siyana mumaindasitiri akasiyana-siyana nekuda kwehunhu hwawo hwakanaka uye kugona kwawo kuita zvinhu zvakasiyana-siyana. Heano mamwe emashandisirwo akakosha uye mashandisirwo emapaipi esimbi eLSAW:
● Kutakura Oiri neGasi: Mapaipi esimbi eLSAW anoshandiswa zvakanyanya muindasitiri yemafuta negasi kumapaipi. Mapaipi aya anoshandiswa kutakura mafuta asina kucheneswa, gasi rechisikigo, nezvimwe zvinwiwa kana magasi.
● Zvivakwa zveMvura: Mapaipi eLSAW anoshandiswa mumapurojekiti ezvivakwa zvine chekuita nemvura, kusanganisira kupa mvura uye masisitimu ekubvisa mvura.
● Kugadzira Makemikoro: Mapaipi eLSAW anoshanda mumaindasitiri emakemikoro kwaanoshandiswa kutakura makemikari, mvura, uye magasi nenzira yakachengeteka uye inoshanda.
● Kuvaka uye Zvivakwa: Mapaipi aya anoshandiswa mumapurojekiti akasiyana-siyana ekuvaka, akadai senheyo dzekuvaka, mabhiriji, nezvimwe zvinoshandiswa pakuvaka.
● Kuunganidza zvinhu: Mapaipi eLSAW anoshandiswa mukugadzira zvinhu kuti atsigire zvinhu zvekuvaka, kusanganisira kuvaka zvinhu zvepachivako uye zvivakwa zvemugungwa.
● Chikamu Chesimba: Dzinoshandiswa kutakura mhando dzakasiyana dzesimba, kusanganisira utsi hwemvura nemafuta anodziya muzvigadziko zvemagetsi.
● Kuchera: Mapaipi eLSAW anoshandiswa mumapurojekiti ekuchera matombo ekutakura zvinhu nemarara.
● Maitiro Emaindasitiri: Maindasitiri akadai sekugadzira nekugadzira anoshandisa mapaipi eLSAW pamabasa akasiyana-siyana emaindasitiri, kusanganisira kutakura zvinhu zvakagadzirwa uye zvigadzirwa zvakapedzwa.
● Kuvandudza Zvivakwa: Mapombi aya akakosha mukuvandudza mapurojekiti ezvivakwa zvakaita semigwagwa, migwagwa mikuru, uye zvivakwa zvepasi pevhu.
● Rutsigiro rwechivako: Mapaipi eLSAW anoshandiswa kugadzira zvitsigiro zvechivako, makoramu, uye matanda mumapurojekiti ekuvaka neinjiniya.
● Kuvaka ngarava: Muindasitiri yekuvaka ngarava, mapaipi eLSAW anoshandiswa pakuvaka zvikamu zvakasiyana-siyana zvengarava, kusanganisira makomba nezvikamu zvechivako.
● Indasitiri yeMotokari: Mapaipi eLSAW anogona kushandiswa mukugadzira zvikamu zvemota, kusanganisira masisitimu eutsi.

Mashandisirwo aya anoratidza kushanduka-shanduka kwemapaipi esimbi eLSAW muzvikamu zvakasiyana, nekuda kwekugara kwawo kwenguva refu, kusimba, uye kukodzera mamiriro akasiyana-siyana ezvakatipoteredza.

Kurongedza & Kutumira

Kurongedza nekututira zvakanaka mapaipi esimbi eLSAW (Longitudinal Submerged Arc Welding) kwakakosha kuti pave nechokwadi chekuti anotakura zvakachengeteka uye anotakura kunzvimbo dzakasiyana-siyana. Heino tsananguro yemaitiro akajairika ekurongedza nekututira mapaipi esimbi eLSAW:

Kurongedza:
● Kubatanidza: Mapaipi eLSAW anowanzo batanidzwa pamwe chete kana kuti akabatanidzwa nechinhu chimwe chete achishandisa tambo dzesimbi kana mabhandi kuti pave nemayuniti anokwanisika ekubata nekutakura.
● Dziviriro: Migumo yemapaipi yakachengetedzwa nepurasitiki kudzivirira kukuvara panguva yekufambisa. Pamusoro pezvo, mapaipi anogona kufukidzwa nezvinhu zvinodzivirira kudzivirira kubva kuzvinhu zvakatipoteredza.
● Kuvhara Kunodzivirira Kuora: Kana mapaipi aine kufukidza kunodzivirira kuora, kusimba kwekuvhara kunosimbiswa panguva yekurongedza kudzivirira kukuvara panguva yekubata nekutakura.
● Kumaka uye Kunyora: Boka rega rega rine ruzivo rwakakosha rwakadai sehukuru hwepombi, rudzi rwechinhu, nhamba yekupisa, nezvimwe zvinodiwa kuti zvive nyore kuziva.
● Kuchengetedza: Mapaketi anosungirirwa zvakasimba pamapallet kana pamasketi kudzivirira kufamba panguva yekufambisa.

Kutumira:
● Nzira dzekufambisa: Mapaipi esimbi eLSAW anogona kutumirwa achishandisa nzira dzakasiyana dzekufambisa, kusanganisira mugwagwa, njanji, gungwa, kana mhepo, zvichienderana nekwavanoenda uye nekukurumidza.
● Kuisa mumidziyo: Mapaipi anogona kutumirwa mumakontena kuti awedzere dziviriro, kunyanya panguva yekufambisa kunze kwenyika. Makontena anoiswa uye akasimbiswa kudzivirira kusuduruka panguva yekufambisa.
● Vadyidzani Vezvekutakura Zvinhu: Makambani ane mukurumbira ekutakura zvinhu kana vatakuri vane ruzivo mukubata mapaipi esimbi vanobatanidzwa kuti vave nechokwadi chekuti zvinhu zvinotumirwa zvakachengeteka uye nenguva.
● Magwaro eCustoms: Magwaro anodiwa ecustom, anosanganisira mabhiri ekutakura zvinhu, zvitupa zvekwakabva zvinhu, nemamwe mapepa akakodzera, anogadzirwa uye anotumirwa kuti atumirwe kune dzimwe nyika.
● Inishuwarenzi: Zvichienderana nekukosha uye rudzi rwezvinhu zviri kutengeswa, inishuwarenzi inogona kurongwa kudzivirira njodzi dzisingatarisirwi panguva yekufambisa.
● Kutevera: Masisitimu emazuva ano ekutevera anobvumira munhu anotumira neanogamuchira kuti vatevere kufambira mberi kwekutumira zvinhu panguva chaiyo, zvichiita kuti zvive pachena uye kuti zvinhu zvigadziriswe panguva chaiyo.
● Kutumirwa: Mapaipi anoburitswa panzvimbo yaanoenda, achitevedzera nzira dzakakodzera dzekuburutsa zvinhu kuti asakuvadzwe.
● Kuongorora: Pakusvika, mapaipi anogona kuongororwa kuti aonekwe kuti anoenderana nemamiriro awo uye kuti anotevedzera zvinodiwa asati agamuchirwa nemunhu anenge achiagamuchira.

Maitiro ekurongedza nekutumira zvinhu zvakanaka anobatsira kudzivirira kukuvara, kuchengetedza kunaka kwemapaipi esimbi eLSAW, uye kuona kuti anosvika kunzvimbo dzaanoda zvakachengeteka uye zviri mumamiriro akanaka.