Spiral Welded Carbon Steels Pipe For Water Line Tubing

Kufotokozera Kwachidule:

Kudera lonse lachitukuko chachikulu, kugwira ntchito kosasunthika kwa machitidwe amadzi ndi njira zamafakitale zimadalira kwambiri kulimba ndi mphamvu zamapaipi. Pakati pa mitundu yosiyanasiyana ya mapaipi omwe amagwiritsidwa ntchito, mapaipi achitsulo opangidwa ndi spiral welded carbon steel amayenera kuyang'aniridwa chifukwa cha mphamvu zawo zapamwamba komanso kusinthasintha. M'munsimu akuyamba kufotokoza kufunika ndi ubwino wa ozungulira welded mpweya zitsulo chitoliro mumizere ya madzi tubing ndi kuwotcherera chitoliro chachitsulo.

Titumizireni imelo

Tsatanetsatane wa Zamalonda

Zogulitsa Tags

1. Mvetsetsani ozungulira welded mpweya zitsulo chitoliro:

Spiral welded carbon steel pipeamapangidwa mozungulira ndi kuwotcherera kuchokera kuzitsulo zachitsulo. Kupanga kwapadera kumapangitsa kuti mapaipiwa akhale olimba komanso olimba, okhoza kupirira zovuta zamkati ndi zakunja. Kukhoza kukana dzimbiri ndi mapindikidwe kumapangitsanso kukhala oyenera osiyanasiyana ntchito, kuphatikizapo mipope madzi ndi zitsulo chitoliro kuwotcherera.

Standard	Chitsulo kalasi	Chemical zikuchokera									Makoma katundu							Mayeso a Charpy Impact ndi Mayeso a Drop Weight Tear
		C	Si	Mn	P	S	V	Nb	Ti		CEV4) (%)	Rt0.5 Mpa Zokolola mphamvu		Rm Mpa Tensile Strength		Rt0.5/ Rm	(L0=5.65 √ S0)Elongation A%
		max	max	max	max	max	max	max	max	Zina	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	Kuyesa kwa Charpy impact: Mphamvu yotengera mphamvu ya thupi la chitoliro ndi msoko wowotcherera idzayesedwa monga momwe zimafunira mulingo woyambirira. Kuti mudziwe zambiri, onani muyeso woyambirira. Mayeso ogwetsa misozi: Malo ometa mwasankha
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	Kukambilana	555	705	625	825	0.95	18
	Zindikirani:
	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) Pamagulu onse achitsulo, Mo akhoza ≤ 0.35%, pansi pa mgwirizano.
	Mn Cr+Mo+V Ku+Ni 4）CEV=C+6+5+5

2. Machubu a mizere ya madzi:

M'machitidwe ogawa madzi, kuperekera madzi abwino ndi koyenera ndikofunikira. Spiral welded carbon steel chitoliro chatsimikizira kuti ndi chisankho chodalirika cha mapaipi amadzi chifukwa cha katundu wake wosagwirizana ndi dzimbiri. Malo osalala a mapaipiwa amachepetsa kukangana, kuonetsetsa kuti madzi akuyenda nthawi zonse komanso kuchepetsa chipwirikiti. Kuonjezera apo, mphamvu zachibadwidwe ndi kulimba zimatsimikizira chitetezo ku kutayikira, kusweka, ndi kulephera kwapangidwe, kuonetsetsa kuti madzi akupitirizabe, odalirika.

3. Kuwotcherera chitoliro chachitsulo:

Makampani owotcherera amadalira kwambiri chitoliro cha chitsulo cha spiral welded carbon pa ntchito zosiyanasiyana. Mphamvu zapadera ndi kusinthasintha kwa mapaipi awa amawapangitsa kukhala abwino kwa kuwotcherera chitoliro chachitsulo. Kaya kumanga akasinja akulu osungira, mapaipi onyamula mafuta ndi gasi, kapena zida zamafakitale, mapaipi achitsulo ozungulira ozungulira amatenga gawo lofunikira. Kufanana kwa zolumikizira zowotcherera zimatsimikizira kudalirika ndi chitetezo cha kapangidwe kake, kuchepetsa kufunika kokonzanso kapena kukonza pafupipafupi.

4. Ubwino ndi ubwino:

4.1 Njira yotsika mtengo: Spiral welded carbon steel pipe imapereka njira yotsika mtengo yopangira chitoliro chamadzi ndi kuwotcherera chitoliro chachitsulo. Kukhalitsa kwawo komanso kukana kwa dzimbiri kumatsimikizira moyo wautali wautumiki, motero kuchepetsa ndalama zosinthira ndi kukonza.

4.2 Kuyika kosavuta: Ukadaulo wowotcherera wozungulira womwe umagwiritsidwa ntchito popanga ukhoza kupanga mapaipi otalikirapo komanso opitilira, kuchepetsa kufunikira kwa kulumikizana pafupipafupi. Kapangidwe kameneka kamakhala kosavuta kuyikapo, kupulumutsa nthawi ndi khama.

4.3 Kusinthasintha: Mipope yachitsulo ya Spiral welded carbon steel imapezeka m'madiameter ndi makulidwe osiyanasiyana, kuwalola kuti agwirizane ndi ntchito zosiyanasiyana. Amatha kusinthidwa kuti akwaniritse zofunikira za polojekiti, kusinthasintha kumadzimadzi osiyanasiyana, kupanikizika ndi kutentha.

4.4 Chitetezo cha chilengedwe: Chitsulo cha carbon ndi chinthu chobwezeretsanso chomwe chimathandizira kuti chilengedwe chikhale chokhazikika. Mipope yachitsulo yopangidwa ndi Spiral imatha kubwezeredwa ndi kugwiritsidwanso ntchito, kuchepetsa zinyalala ndikuteteza zachilengedwe.

Pomaliza:

The luso ndi ubwino wa ozungulira welded mpweya zitsulo mapaipi mu madzi chitoliro ndikuwotcherera chitoliro chachitsulositingapeputse. Kusamutsa koyenera komanso kodalirika kwa madzi ndi madzi am'mafakitale kumadalira kwambiri kukhazikika kwawo, kukana dzimbiri komanso kuyika mosavuta. Pomwe kufunikira kwa zomangamanga zolimba komanso zotsika mtengo kukupitilirabe, mapaipi achitsulo ozungulira ozungulira ozungulira adzakhalabe gawo lofunikira pakuwonetsetsa kuti machitidwe amadzi ndi njira zama mafakitale akuyenda bwino padziko lonse lapansi.

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