Chitoliro chachitsulo cha kaboni cha Ms Steel LSAW Welded ASTM A53 Q235 Chithunzi Chowonetsedwa

Chitoliro chachitsulo cha kaboni cha LSAW choweyulidwa ndi ASTM A53 Q235

Kufotokozera Kwachidule:

Giredi: GR.B,X42,X46,GR.1,GR.2,S355J0H,S275JRH,SGP,etc

Kukula: 355.6-1500mm M'mimba mwake wakunja, 8-80mm Kukhuthala kwa Khoma

Utali: Kutalika kokhazikika 5.8m, 6m, 11.8m kapena kosinthidwa.

Chophimba: Chophimba cha varnish, Chophimba chotentha chotentha, zigawo zitatu za PE, FBE, ndi zina zotero.

Mawu Ofunika: Chitoliro chachitsulo cholumikizidwa, chitoliro cha LSAW, mtengo wa chitoliro cha LSAW, chitoliro chachitsulo cha kaboni, chitoliro cha mainchesi 36

Malipiro: 30% Deposit, 70% L/C Kapena B/L Copy Kapena 100% L/C Pa Sight

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Zogulitsa Zofanana

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Mafotokozedwe Akatundu

ZOFUNIKA ZA CHITOLI CHA CHITSULO CHA LSAW
1. Kukula	1) OD: 406mm-1500mm
	2) Makulidwe a Wall: 8mm-50mm
	3)SCH20,SCH40,STD,XS,SCH80
2. Muyezo:	ASTM A53, API 5L,EN10219,EN10210,ASTM A252,ASTM A500etc
3. Zinthu Zofunika	ASTM A53 Gr.B,API 5L Gr.B,X42,X52,X60,X70,X80,S235JR,S355J0H ,ndi zina zotero
4. Kagwiritsidwe:	1) madzi otsika kuthamanga, madzi, gasi, mafuta, mzere chitoliro
	2) chitoliro cha kapangidwe, kapangidwe ka chitoliro
	3) mpanda, chitoliro cha chitseko
5. Kuphimba	1) Wopanda kanthu 2) Wopaka utoto wakuda (wopaka utoto wa varnish) 3) Galavu 4) Mafuta 5) PE, 3PE, FBE, chophimba cholimba, chophimba chotsutsana ndi dzimbiri
6. Njira	chitoliro chachitsulo chosungunuka cha longitudinal
7. Kuyang'anira:	Ndi Hyd raulic Testing, Eddy Current, RT, UT kapena kuyang'aniridwa ndi chipani chachitatu
8. Kutumiza	Chidebe, Chotengera Chochuluka.
9. Za Ubwino Wathu:	1) Palibe kuwonongeka, palibe kupindika 2) palibe ma burrs kapena m'mbali zakuthwa komanso palibe zidutswa 3) Yaulere yopaka mafuta ndi chizindikiro 4) Katundu aliyense akhoza kufufuzidwa ndi gulu lachitatu asanatumizidwe

Kugwiritsa Ntchito Longitudinal Submerged-arcChitoliro Chopangidwa ndi Welded:

Nkhani ya uinjiniya ku Hong Kong

Nkhani ya uinjiniya ku Qatar

chitoliro cholumikizidwa kwa nthawi yayitali

Nkhani ya uinjiniya ku Turkey

Njira Yopangira Chitoliro Chopopera Chopopera Chopopera Chopopera Chopopera Chopopera:

Chitoliro cha LSAWimagwiritsa ntchito ukadaulo wowotcherera wa arc wodzazidwa ndi madzi, pogwiritsa ntchito chowotcherera cha filler, chitetezo cha tinthu tating'onoting'ono tomwe timalowa mu arc.

LSAW ndi chidule cha Chingerezi cha chitoliro chachitsulo cholumikizidwa ndi arc. Njira yopangira chitoliro chachitsulo cholumikizidwa ndi arc cholumikizidwa ndi arc chimaphatikizapo ukadaulo wopanga JCOE, ukadaulo wopanga ma coil ndi ukadaulo wopanga UOE.

Njira yopangira chitoliro cha Longitudinal Submerged-arc Welded (LSAW) ndi iyi:

Kufufuza mbale ya Ultrasonic → kugaya m'mphepete → kupindika koyambirira → kupanga → Kuwotcherera koyambirira → Kuwotcherera mkati → Kuwotcherera kwakunja → Kuyang'anira Ultrasonic → Kuyang'anira X-ray → Kukulitsa → mayeso a hydraulic → l. Kuwotcherera → Kuyang'anira Ultrasonic → Kuyang'anira X-ray → Kuyang'anira tinthu ta maginito kumapeto kwa chubu

Zofunikira Zolimba

Zofunikira Zolimba
	Giredi 1	Giredi 2	Giredi 3
Mphamvu yokoka, mphindi, psi (MPa)	50 000 (345)	60 000 (415)	66 000 (455)
Mphamvu ya kulera kapena kulera, mphindi, psi(MPa)	30 000 (205)	35 000 (240)	45 000 (310)
Kutalikitsa koyambira kwa makulidwe a khoma %6 inchi (7.9 mm) kapena kuposerapo: Kutalikitsa mu 8 inchi (203.2 mm), mphindi, % Kutalikitsa mu 2 inchi (50.8 mm), mphindi, %	18 30	14 25	... 20
Pa makulidwe a khoma osakwana %6 in. (7.9 mm), kuchotsera kuchokera ku kutalika koyambira kocheperako mu 2 in. (50.08 mm) pa Vzi iliyonse - in. (0.8 mm) kuchepa kwa makulidwe a khoma osakwana %6 in. (7.9 mm), mu maperesenti	1.5A	1.25A	1.0A...

Mayeso a Makina ndi NDT a API 5L PSL1 & PSL2Chitoliro Chopopera ...

Kuyesa kwa Madzi

Kuyesa kwa NDT(RT)

Kuyesa kwa NDT(UT)

Mayeso Opindika—Chitoliro chokwanira chiyenera kupindika mozizira mpaka madigiri 90 mozungulira mandrel yozungulira.

Mayeso osalala-Ngakhale kuti kuyesa sikofunikira, chitolirocho chiyenera kukwaniritsa zofunikira pa mayeso ophwanyika.

Kuyesa kwa hydrostatic—kupatula ngati pali chilolezo, kutalika kulikonse kwa chitoliro kuyenera kuyesedwa ndi hydro-static popanda kutuluka kudzera pakhoma la chitoliro.

Mayeso amagetsi osawononga-M'malo mwa mayeso a hydro-static, thupi lonse la chitoliro chilichonse liyenera kuyesedwa ndi mayeso amagetsi osawononga. Pamene mayeso amagetsi osawononga akuchitika, kutalika kwake kuyenera kulembedwa ndi zilembo "NDE"

Kuyesa kwa ultrasound

Kufufuza kwa Eddy Current

Kulongedza kwa Longitudinal Submerged-arcChitoliro Chopangidwa ndi Welded

Chitoliro chopanda kanthu, chophimba chakuda (chosinthidwa);
Mapeto onse awiri ali ndi zotetezera kumapeto;
Mapeto osalala, mapeto a bevel;
Kulemba.

API 5L Carbon LSAW chitsulo chitoliro wopanga

Kulekerera kwa m'mimba mwake wakunja, makulidwe a khoma, kutalika ndi kulemera:

M'mimba mwake wakunja	M'mimba mwake wakunja kwa mapaipi sayenera kusiyana ndi ± 1% kuchokera m'mimba mwake wakunja womwe watchulidwa.
Kukhuthala kwa khoma	Kukhuthala kwa khoma nthawi iliyonse sikuyenera kupitirira 12.5% pansi pa makulidwe a khoma omwe atchulidwa.
Kutalika	Mapaipi odzaza ayenera kuperekedwa m'litali limodzi losasinthika, awiriawiri osasinthika, kapena m'litali lofanana monga momwe zafotokozedwera mu dongosolo logulira, motsatira malire otsatirawa:	Kutalika kwachisawawa kamodzi	16 mpaka 25ft (4.88 mpaka 7.62mm), inchi
		Kutalika kawiri mwachisawawa	Kupitirira 25ft (7.62m) ndi avareji yocheperako ya 35ft (10.67m)
		Kutalika kofanana	kutalika monga momwe kwafotokozedwera ndi kusintha kovomerezeka kwa ±1 in.
Kulemera	Kutalika kulikonse kwa mulu wa chitoliro kuyenera kuyezedwa padera ndipo kulemera kwake sikuyenera kupitirira 15% kapena 5% pansi pa kulemera kwake kongopeka, kuwerengedwa pogwiritsa ntchito kutalika kwake ndi kulemera kwake pa unit level.