API 5L ọkpọkọ enweghị nkebi

API 5L Ọkụ ígwè na-enweghị nkebi nke ọma- Teknụzụ nrụpụta ọkpọ dị elu

Octal Pipe na-arụpụta ihe ngwọta API 5L Line Pipe zuru ezu, na-agụnye ọkpọkọ nchara na-enweghị nkebi na welded emebere maka sistemu ụgbọ njem mmanụ na gas. Ike mmepụta anyị na-ekpuchi akara ule sitere na API 5L Gr B ruo X80, dị na ọkwa nkọwapụta PSL1 na PSL2. Emebere ọkpọkọ ndị a maka ịchọ ngwa dị n'ikpere mmiri na mpaghara ọrụ utoojoo (ọnọdụ H2S corrosive na nnabata NACE).
API 5L Line Pipe na-enye ụlọ ọrụ mmanụ na gas na ngwọta pipeline siri ike emepụtara maka gburugburu arụ ọrụ dị iche iche. Ihe owuwu carbon carbon na-agbaso ihe API SPEC 5L chọrọ, na-ahụ na arụmọrụ a pụrụ ịdabere na ya na ọnọdụ okpomọkụ dị oke egwu, gburugburu ebe obibi na-emebi emebi, na ngwa ọrụ utoojoo nwere H2S.

Ọkpụkpọ eriri igwe anaghị agba nchara
Emepụtara site na usoro ọkụ na-ekpo ọkụ{0}na-enweghị nkebi na oyi na-atụ, dị na dayameta ruru sentimita iri anọ. Ihe owuwu ahụ enweghị nkebi na-ewepụ adịghị ike weld seam, na-enye nguzosi ike n'ezi ihe n'usoro maka ngwa nrụgide dị elu-.
Ọkpụkpọ eriri igwe welded
Emepụtara site na iji teknụzụ ịgbado ọkụ dị elu gụnyere ERW (Electric Resistance Welding), LSAW (Longitudinally Submerged Arc Welding), na ụzọ SSAW (Spirally Submerged Arc Welding), na-enye ọnụahịa- dị irè maka ngwa nrụgide ọkọlọtọ.
Nhazi ọkwa ihe
Klas Ọkọlọtọ:API 5L Gr.B PSL1, PSL2, Sour Service variants Ike Ọkara:X42, X46, X52 gradesMedium-Arụmọrụ dị elu: nkọwapụta X56
Ike dị elu:API 5L X60, X65 PSL1/PSL2 LSAW ahịrị pipePremium High Performance: API 5L X70, X80 grades
PSL2 Nhọpụta Mgbakwunye:

• N: Haziri ma ọ bụ mee ka ọ dị mma akpọrepu
• Ajụjụ: Emenyụọ na iwe
• Nna-ukwu: Thermomechanical akpọrela/kpụrụ
• S: Ngwa ọrụ utoojoo (NS, QS, ngwakọta MS)
• R: Dị ka - ọnọdụ akpọrela

Nkọwapụta ọkpọkọ ahịrị enweghị nkebi

• Nkwekọrịta Ọkọlọtọ: API SPEC 5L (Mbipụta dị ugbu a)
• Ọkwa dị: B, X42, X52, X56, X60, X65, X70 gụnyere S-mgbakwunye ụdị ọrụ utoojoo
• Oke dayameta dị n'elu: 1/2" ruo 40" (12.7mm ruo 1016mm)
• Ọkpụrụkpụ mgbidi: Usoro 10 ruo n'usoro ihe omume 160
• Nhazi ngwụcha: agwụcha agwụ, agwụla larịị
• Ogologo ọkọlọtọ: 6 mita (20 FT), 12 mita (40 FT), ma ọ bụ ogologo ahaziri
• Ọgwụgwọ dị n'elu: imecha eke, Varnished, eserese ojii, FBE, mkpuchi 3PE, nhọrọ mkpuchi na mkpuchi
• Nhọrọ CRA: Carbon ígwè nwere ihe mkpuchi ma ọ bụ ihe mkpuchi alloy

Nkọwapụta ọkpọkọ welded

• Ụzọ ịgbado ọkụ: ERW, LSAW, SSAW teknụzụ
• Oke dayameta: 1/2" ruo 60" (12.7mm ruo 1524mm)
• Oke mgbidi mgbidi: Usoro 10 ruo 160 n'usoro
• Ụdị Ọgwụgwụ: Ngwụcha gbagọrọ agbagọ, Ngwụsị Larịị
• Nhọrọ ogologo: 6m, 12m, ma ọ bụ ndị ahịa{2}} ogologo akọwapụtara
• Ngwa dị n'elu: eke, Varnished, eserese ojii, 3PE, mkpuchi FBE

Achọrọ ihe mejupụtara kemịkalụ

Ngwakọta kemịkalụ ọkpọkọ welded na-edobe usoro nchịkwa siri ike ma e jiri ya tụnyere ụdị dị iche iche na-enweghị nkebi, na-ahụ na ihe onwunwe na-agbanwe agbanwe n'oge usoro nrụpụta. A na-achịkwa nke ọma carbon, manganese, phosphorus, na sọlfọ dị n'ime ya iji zute nkọwa API 5L.

Njirimara arụrụ arụ ọrụ

Nkọwapụta ike mkpụrụ na ike tensile na-agbanwe agbanwe n'etiti ụdị enweghị nkebi na agbadoro n'etiti akara ule. A na-enyocha akụrụngwa akụrụngwa site na ụkpụrụ nnwale zuru oke iji hụ na nnabata na ihe API 5L chọrọ.

Nkwenye Dayameta Mpụ:
a. Dayameta <60.3mm (2⅜): Pipe ahụ ndidi ± 0.5mm, Pipe njedebe ± 0.5mm; Ntughari ndidi 0.9mm (anụ ahụ), 0.6mm (njedebe) b. Dayameta 60.3mm ruo 610mm: Ntachi obi ± 0.0075D, Ọgwụgwụ .0000m ±1.6mm
Nkwenye Ọkpụrụkpụ mgbidi:

• < 4mm: +0.6mm, -0.5mm tolerance
• 4mm ruo 10mm: +0.150t, -0.125t ndidi
• 10mm ruo 25mm: ± 0.125t ndidi
• Kariri ma ọ bụ ha nhata 25mm: +3.7mm ma ọ bụ +0.1t (nke ọ bụla ibu), -3.0mm ma ọ bụ -0.1t (nke ọ bụla ibu)

Ihe achọrọ kwụ ọtọ:

• Ngbanwe ogologo zuru oke: 0.15% nke ngụkọta ogologo
• Ọkpụkpụ ngwụcha pipe: Ihe na-erughị ma ọ bụ haha ​​0.3mm/mita
• Ọkọlọtọ ogologo ndidi: ± 200mm (n'ozuzu), ± 25.4mm (ngwa pụrụ iche)

Ụzọ mmepụta ọkpọkọ enweghị nkebi
Na-ekpo ọkụ-Usoro enweghị nkebi nke akpọrepu:

Usoro adọkpụrụ/Akpọrọ oyi:Nkwadebe Nne Nne → Nleba anya → Annealing → Ọgwụgwụ Ọgwụgwọ → Pickling → Egweri → Phosphorization → Ntu oyi / Ntugharị → Nhicha & Mwetu → Ọgwụgwọ Ọkụ → Ịkwụsị → Nnwale Hydrostatic → Marking & Painting → Nchekwa.

Usoro nrụpụta ọkpọkọ welded
Nrụpụta ERW (Ihe na-erughị ma ọ bụ hà nhata na dayameta 24"):

Nrụpụta LSAW/JCOE (dayameta 20"-40")

Nrụpụta SSAW (ruo dayameta 60"):
Uncoiling → Ịgbado → Coil Joiner → Ịgbazi → Edge Milling → Nyefee → Pre-ehulata → Akpụpụta → Mgbado ọkụ → Plasma Icha → Tab ịgbado ọkụ → Ime & Externa Submerged Arc Welding → Tab Mwepụ → Weld egweri →ay akpaaka{1} Mgbasawanye →Hydrostatic Test → Ọgwụgwụ Ihu ihu/Bevelling → Base Metal & Weld Ultrasonic Testing→X-ray & Film Examination → Ikpeazụ Nyocha → Ibu & Akụkụ → mkpuchi →Akara ngosi

Ogo elu:Ọkpụkpọ ERW na-egosipụta ncha elu dị elu ma e jiri ya tụnyere ụdị dị iche iche SAW n'ihi usoro ịgbado ọkụ dị nro yana mbelata nkwado weld.
Àgwà ndị nwere ntụpọ:A na-achọpụta ntụpọ ERW n'ahịrị na ngwa ngwa site na nyocha ultrasonic, ebe ọkpọkọ SAW nwere ike igosipụta ntụpọ volumetric site na nkwụnye ego.
Nchegbu fọdụrụnụ:Nrụpụta ERW na-ebute nrụgide fọdụrụnụ dị ala site na nrụrụ a na-achịkwa na nhazi nha.
ỌdịgidereỌkpụkpọ ERW na-enye nkwalite nrụzi - nrụrụ ịgbado ọkụ nwere ike ịrụgharị ya, ebe nrụzi ntụpọ SAW nwere ike webata mgbawa ma ọ bụ ihe egwu corrosion.

Uru ọkpọkọ enweghị nkebi:

• Ngwaahịa sara mbara nke nha ọkọlọtọ
• Mgbanwe dị nta gafere ọtụtụ akụkụ
• Ike ogologo ahaziri iche
• NACE MR 0175 ihe nkwado dị
• Usoro nnyefe ngwa ngwa
• Ikike dayameta buru ibu site na mgbasawanye ọkụ (ruo 40)
• Nchọpụta ihe zuru oke yana mmesi obi ike dị mma

Uru ọkpọkọ welded:

• Ọnụ{0}} ngwọta dayameta buru ibu dị irè
• Nhọrọ teknụzụ ịgbado ọkụ ọtụtụ
• Ike oke oke agbatịgoro
• ziri ezi akụkụ na-agbanwe agbanwe
• Usoro mmepụta nke ọma

Ngwa nke izizi:

• Sistemu ebufe mmanụ ala
• Netwọk nkesa gas
• Usoro ikpokọta ubi mmanụ
• Ntucha usoro ọkpọkọ
• Njikọ ikpo okwu dị n'ụsọ osimiri
• Akụrụngwa ụgbọ njem pipeline

Nkọwapụta Pipe Line API 5L na-eme ka arụmọrụ a pụrụ ịdabere na ya na sistemu ụgbọ njem pipeline gafee ụlọ ọrụ mmanụ na gas, na-ezute ụkpụrụ mba ụwa maka ọkwa nkọwapụta ngwaahịa PSL1 na PSL2.

Ngwaahịa niile na-enweta nnwale zuru oke gụnyere:

• Nyocha ihe mejupụtara kemịkalụ
• Nnwale akụrụngwa akụrụngwa
• Nnwale adịghị emebi emebi (NDT){{0}
• Nnwale nrụgide Hydrostatic
• Nyocha Ultrasonic
• X-Nnwale ray (paịpụ welded)
• Nnwale nha anya

Nkọwa nka na ụzụ dabere na nkwenye n'oge iwu. Kpọtụrụ ndị otu injinia anyị maka ngwa chọrọ na akwụkwọ teknụzụ zuru ezu.

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