Mapaipi a Sporsial amayenda pamapaipi amadzi

Mapaipi a Sporsir amayenda pamapaipi amadzi akuluakulu

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Pomanga, zomangamanga zomwe zimagwiritsidwa ntchito zimagwira ntchito yofunika kwambiri mu gawo la ntchitoyi. Zida chimodzi zomwe ndizofunikira kwambiri ku makampani ogulitsa ndi chitoliro chowala. Mapaipi awa amagwiritsidwa ntchito pogwiritsa ntchito mitundu yosiyanasiyana monga ma maina amadzi ndi mapaipi a mafuta, komanso madera awo, kuphatikiza mapaipi owala ndi osokosera komanso ofunikira pakuwonetsetsa momwe amagwirira ntchito. Mu blog iyi, tiyang'ana kwambiriChiwonetsero chazithunzithunzi ndi kufunikira kwawo m'makampani omanga.

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Tsatanetsatane wazogulitsa

Matamba a malonda

SChitoliro cha PierrassAmapangidwa pogwiritsa ntchito njira yotchedwa owonerera. Njirayi imaphatikizapo kugwiritsa ntchito masamba otentha otentha kuti apangidwe mawonekedwe a cylingoical kenako ndikuwombetsa msoko. Zotsatira zake ndi chitoliro chokhala ndi mphamvu zambiri komanso kulimba, kupangitsa kukhala koyenera kwa mapulogalamu osiyanasiyana. Mapaipi awa amagwiritsa ntchitochubu chowalaTekinoloje pomanga, kuonetsetsa kuti sagwirizana ndi zinthu zosiyanasiyana zachilengedwe, kuwapangitsa kuti azigwiritsa ntchito mobisa komanso mobisa.

Mapaipi Aakulu ndi Mapaketi A Pipes (GB / T3091-2008, GB / T971111011 ndi API SCEE 5L)
Wofanana	Kalasi yachitsulo	Mankhwala Opanga (%)						Katundu wamtundu						Charpy (v notch) mayeso
		c	Mn	p	s	Si	Ena	Mphamvu (MPA)		Mphamvu ya kukhala (MPA)		(L0 = 5.65 √ s0) min thumba (%)
		max	max	max	max	max	Ena	min	max	min	max	D ≤ 168.333mm	D> 168.3mm
GB / T3091 -2008	Q215A	≤ 0.15	0.25 <1.20	0.045	0.050	0.35	Kuonjezera NB \ v \ ti \ ti \ ti mogwirizana ndi gb / t1591-94	215		335		15	3. 31
	Q215B	≤ 0.15	0.25-0.55	0.045	0.045	0.035		215		335		15	3. 31
	Q235A	≤ 0.22	0.30 <0.65	0.045	0.050	0.035		235		375		15	26
	Q235B	≤ 0.20	0.30 ≤ 1.80	0.045	0.045	0.035		235		375		15	26
	Q295A	0.16	0.80-1.50	0.045	0.045	0,55		295		390		13	> 23
	Q295B	0.16	0.80-1.50	0.045	0.040	0,55		295		390		13	> 23
	Q345A	0.20	1.00-1.60	0.045	0.045	0,55		345		510		13	21
	Q345B	0.20	1.00-1.60	0.045	0.040	0,55		345		510		13	21
GB / T971111111 (PSL1)	L175	0.21	0,60	0.030	0.030		Zowonjezera zowonjezera chimodzi za NB \ v \ ti \ timitundu kapena mitundu iliyonse ya iwo	175		310		27		Mmodzi kapena awiri mwa njira yovuta yovuta mphamvu ndi yonyamula mphamvu ikhoza kusankhidwa. Chifukwa l555, onani muyezo.
	L210	0.22	0.90	0.030	0.030			210		335		25
	L245	0.26	1.20	0.030	0.030			245		415		21
	L290	0.26	1.30	0.030	0.030			290		415		21
	L320	0.26	1.40	0.030	0.030			320		435		20
	L360	0.26	1.40	0.030	0.030			360		460		19
	L390	0.26	1.40	0.030	0.030			390		390		18
	L415	0.26	1.40	0.030	0.030			415		520		17
	L450	0.26	1.45	0.030	0.030			450		535		17
	L485	0.26	1.65	0.030	0.030			485		570		16
API 5l (PSL 1)	A25	0.21	0,60	0.030	0.030		Kwa grade b steel, nb + v ≤ 0.03%; powonjezera "	172		310		(L0 = 50.8mm) kuti awerenge malinga ndi njira zotsatirazi: e = 1944 · a0 .2 / u0.		Palibe kapena kapena zonse ziwiri mphamvu komanso dera lokongola limafunikira ngati chitsimikizo cholimba.
	A	0.22	0.90	0.030	0.030			207		331
	B	0.26	1.20	0.030	0.030			241		414
	X42	0.26	1.30	0.030	0.030			290		414
	X46	0.26	1.40	0.030	0.030			317		434
	X52	0.26	1.40	0.030	0.030			359		455
	X56	0.26	1.40	0.030	0.030			386		490
	X60	0.26	1.40	0.030	0.030			414		517
	X65	0.26	1.45	0.030	0.030			448		531
	X70	0.26	1.65	0.030	0.030			483		565

Mukamaganizira za zomwe zikuchitika pamwazi wazowoneka bwino, ndikofunikira kuyang'ana zinthu zazikulu monga mulimeri, makulidwe ndi kalasi. Dongosolo la chitoliro limasankha kuthekera kwa madzi kapena gasi, pomwe khoma makulidwe amagwira ntchito yofunika kwambiri mu umphumphu ndi kukakamizidwa. Kuphatikiza apo, kalasi yowunikira imayimira mtunduwo komanso kapangidwe ka chitsulo chogwiritsidwa ntchito ndipo ndi zofunika kuganizira kuwonetsetsa kuti muli ndi moyo wabwino komanso magwiridwe antchito mu ntchito yomwe mwapatsidwa.

Pomangamapaipi amadzi, Mapaipi ozungulira ali ndi zabwino zambiri. Mphamvu zawo zapamwamba komanso zotsutsana zawo zimawapangitsa kukhala abwino kunyamula madzi mtunda wautali, pomwe kusintha kwawo kumapangitsa kuti zikhale zosavuta kuyika zopinga zosiyanasiyana komanso m'malo ovuta. Kuphatikiza apo, kugwiritsa ntchito mapaipi ozungulira m'mapaipi achilengedwe kumatsimikizira malo otetezeka komanso othandiza a mpweya wachilengedwe, kupereka zofunikira zofunikira kwa magawo ogulitsa, ogulitsa ndi mafakitale.

Pazithunzi zomangamanga, mawonekedwe a staerkaras amayendetsedwa ndi malamulo ndi malamulo kuti mutsimikizire kuti mulingo wawo. Mwachitsanzo, dziko la American Petroleum Institute Miyezo yopanga ndikugwiritsa ntchito chitoliro cha spis-spipe zomwe zimafunikira pakukula, mphamvu, ndi njira zoyesera. Kuphatikiza apo, American Society Yoyesedwa ndi zida (ASTM) amapereka nkhani komanso makina opanga katundu kwa matope a spirafs kuti mutsimikizire kuti ndi odalirika komanso ogwirizana ndi miyezo.

Mwachidule. Kaya amagwiritsidwa ntchito pamagulu a madzi kapenamizere yamagesi, mapaipi awa amapereka mphamvu yosayerekewanika, kukhazikika komanso kusiyanasiyana, kumawapangitsa kukhala kofunika kwambiri m'Makono. Potsatira miyezo ndi malamulo a mafakitale, kugwiritsa ntchito matope amasoweka kumatsimikizira chitetezo chambiri komanso kugwiritsa ntchito njira zoyambira njira zokhazikika, kuyika njira yolimbikitsira ndi kupita patsogolo.

M'mbuyomu: Mphamvu ya chitoliro chokwanira kawiri pazinthu zothandizira mafakitale

Ena: Zabwino za kuzizira zopangidwa

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