Chitoliro chachitsulo chonyezimira cha mafuta a mafuta ndi mafuta

Chitoliro chazitsulo chonyezimira cha mafuta a mafuta ndi mafuta

Kufotokozera kwaifupi:

M'minda yosinthika ya zomangamanga ndi ukadaulo, kupita patsogolo, kupitilizabe kuwongolera momwe mapulojekiti amagwiritsidwira ntchito. Chimodzi mwazinthu zabwino kwambiri ndi chitoliro chazitsulo. Chitolirocho chimakhala ndi seams pamwamba pake ndipo chimapangidwa ndi kugwada zitsulo kumazungulira kenako kuwawotcha, kubweretsa mphamvu zapadera, kukhazikika ndi kusintha kwa chitoliro. Kuyambitsa kumeneku kumatanthauza fanizo la malo ophimbidwa ndi chitoliro chowoneka bwino ndikuwunikiranso ntchito yake mu mafuta a mafuta ndi gasi.

Tumizani imelo kwa ife

Tsatanetsatane wazogulitsa

Matamba a malonda

Yambitsitsani:

Mafotokozedwe Akatundu:

Mapaipi owoneka bwino, mwa kapangidwe kawo, imapereka zabwino zingapo zosiyana ndi zipsera wamba. Kapangidwe kake kapangidwe kumatsimikizira makulidwe osinthika konse, ndikupangitsa kuti azilimbana ndi zovuta zakunja ndi zakunja. Izi zimapangitsa chitoliro chowoneka bwino chazolowezi zamafuta a mafuta ndi mpweya pomwe chitetezo ndi kudalirika ndizakupitirira.

Tekinolo yowuzidwa yowuzidwa ndi kapangidwe kake imapereka kusinthasintha ndikusintha, kulola mapaipi kuti apirire zinthu zambiri monga kutentha kwambiri monga kutentha ndi masoka achilengedwe. Kuphatikiza apo, kapangidwe kazinthu izi kumawonjezera kutukula ndikuthana ndi kukana, kuthandiza kulimbitsa utumiki ndikuchepetsa ndalama zokonza.

Gome 2 Lalikulu lakuthupi ndi mankhwala a ziphuphu zachitsulo (GB / T3091-2008, GB / T97111011 ndi API SCE)
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

Kuphatikiza apo, kulumikizana kwa stal weld kumawonetsa bwino kwambiri. Chifukwa chake, mapaipi owoneka bwino amapereka mapaipi otetezeka a mafuta ndi mpweya, kuchepetsa chiopsezo cha kutayikira ndi zoopsa zachilengedwe. Izi, zomwe zimaphatikizidwa ndi kuthamanga kwake komanso kugwira ntchito mokweza mawu, kumapangitsa kuti makampani apakompyuta amayang'ana njira zodalirika komanso zodalirika.

Mapato osinthana pa chitoliro chozungulira samangokhala ndi mafuta ndi masitolo. Kumanga kwake kwamphamvu ndi kukhulupirika kwabwino kwambiri kumazilola kuti zigwiritsidwe ntchito pamapulogalamu osiyanasiyana, kuphatikizapo kupezeka kwamadzi, njira zodzipatula, komanso ntchito zoikika wamba. Kaya amagwiritsa ntchito zakumwa kapena kugwiritsidwa ntchito ngati zothandizira, makina owoneka bwino owoneka bwino kwambiri popereka njira zodalirika komanso zotsika mtengo.

Kukhazikitsidwa kwa masitarashi obiriwira owoneka bwino kwasintha kwambiri mapiko owala kwambiri, osavuta njirayi ndikuchepetsa ntchito yonse. Kuyika kosavuta, kuphatikiza ndi kuchuluka kwamphamvu kwambiri, kumalola kuti pakhale njira yomanga yabwino komanso yabwino. Izi zikutanthauza kuti amasunga ndalama zolipirira ndalama, zida zofuna za zida ndi ndalama zoyang'anira ntchito, pomwe mukuwonetsetsa kuti ndizabwino komanso kukhala ndi moyo wautali.

Pomaliza:

Mwachidule, chitoliro chozungulira chozungulira chidasinthira gawo la mapiko owala, makamaka mu malonda ndi mafuta. Kuphatikizika kwake kopanda pake, kukhazikika, kugwiritsa ntchito mosiyanasiyana komanso kugwiritsa ntchito ndalama kumapangitsa kuti zikhale zabwino kwa makampani omwe akufunafuna mayankho odalirika. Popanikizika kwambiri, kusefukira kwamatumbo, matumbo owoneka bwino amapita kupitirira machitidwe azithunzithunzi azikhalidwe kuti apereke netiweki yokhazikika komanso yotetezeka kuti iyendetse zinthu zofunika. Pamene makampani omanga akupitilirabe kuthokoza kwambiri utumbowu umakhala kulembedwa mwanzeru ndi luso komanso kusankhana tsogolo labwino, chitetezo ndi chodalirika.

M'mbuyomu: Mapaipi owoneka bwino a masipi achilengedwe

Ena: Kuonetsetsa kuti mwakukwanira ndi kulimba kwa mapaipi amadzi akulu ndi mapaipi owala

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