API 5L Seamless Pipe

API 5L Seamless Steel Pipes-Advanced Pipe Manufacturing Technology

Octal Pipe e etsa litharollo tse felletseng tsa API 5L Line Pipe, tse kenyelletsang lipeipi tsa tšepe tse se nang moroallo le tse cheselitsoeng tse etselitsoeng litsamaiso tsa lipalangoang tsa peterole le khase ea tlhaho. Bokhoni ba rona ba tlhahiso bo akaretsa limaraka ho tloha ho API 5L Gr B ho isa X80, e fumanehang ka bobeli maemong a boletsoeng a PSL1 le PSL2. Liphaephe tsena li etselitsoe ho batla lits'ebetso tsa lebopong / offshore le tikoloho ea lits'ebeletso tse bolila (maemo a corrosive a H2S ka tumellano ea NACE).
API 5L Line Pipe e sebeletsa liindasteri tsa oli le khase ka litharollo tse matla tsa lipeipi tse etselitsoeng maemo a fapaneng a ts'ebetso. Kaho ea tšepe ea carbon e latela litlhoko tsa API SPEC 5L, e netefatsa ts'ebetso e ts'epahalang maemong a mocheso a feteletseng, tikoloho e senyang, le lits'ebetso tsa lits'ebeletso tse bolila tse nang le H2S.

Seamless Steel Line Pipe
E entsoe ka mokhoa o chesang-o sa thekeseleng le o batang, o fumanehang ka bophara ba lisenthimithara tse 40. Moaho o se nang seamless o felisa bofokoli ba weld seam, o fana ka sebopeho sa boleng bo holimo bakeng sa lits'ebetso tse{3}} tse phahameng.
Pipe ea tšepe e cheselitsoeng
E hlahisitsoe ka mekhoa e tsoetseng pele ea ho cheseletsa ho kenyelletsa ERW (Electric Resistance Welding), LSAW (Longitudinally Submerged Arc Welding), le SSAW (Spirally Submerged Arc Welding) mekhoa, e fanang ka litšenyehelo-tharollo e sebetsang bakeng sa lits'ebetso tse tloaelehileng tsa khatello.
Material Classifications
Sehlopha se Tloaelehileng:API 5L Gr.B PSL1, PSL2, Sour Service variantsMedium Strength:X42, X46, X52 gradeMedium-Ts'ebetso e Phahameng:X56 specifications
Matla a Phahameng:API 5L X60, X65 PSL1/PSL2 LSAW line pipePremium High Performance:API 5L X70, X80 grade
Litlhaloso tsa Sehlomathiso sa PSL2:

• N: Ho tloaeleha kapa ho tloaeleha ho phuthoa
• P: E khutsitse ebile e khutsitse
• M: Thermomechanical rolled/formed
• S: Lisebelisoa tsa tšebeletso ea Sour (NS, QS, MS metsoako)
• R: Joalo ka-maemo a fetisitsoeng

Litlhaloso tsa Pipe ea Seamless Line

• Melao e Tloaelehileng: API SPEC 5L (Khatiso ea Hona Joale)
• Mephato e teng: B, X42, X52, X56, X60, X65, X70 ho kenyeletsoa le S- suffix suffix sour service mefuta e meng
• Kantle Diameter Range: 1/2" ho isa ho 40" (12.7mm ho isa 1016mm)
• Botenya ba Lerako: Kemiso ea 10 ho ea ho Kemiso ea 160
• Qetello ea Litlhophiso: Lipheletso tsa Beveled, Plain e fela
• Bolelele bo Tloaelehileng: limithara tse 6 (20 FT), limithara tse 12 (40 FT), kapa bolelele bo ikhethileng
• Phekolo ea Bokaholimo: Qetello ea tlhaho, e entsoeng ka Varnished, pente e ntšo, FBE, ho roala ha 3PE, Likhetho tsa ho roala le ho roala.
• Likhetho tsa CRA: Tšepe ea carbon e nang le lisebelisoa tse koaletsoeng kapa tse entsoeng ka tšepe

Litlhaloso tsa Pipe ea Welded Line

• Mekhoa ea ho Welding: ERW, LSAW, SSAW thekenoloji
• Bokhoni ba bophara: 1/2" ho isa ho 60" (12.7mm ho isa ho 1524mm)
• Lerako la Botenya ba Lerako: Kemiso ea 10 ho Kemiso ea 160
• Mefuta ea Qetello: Lipheletso tse betliloeng, Lipheletso tse hlakileng
• Likhetho tsa Bolelele: 6m, 12m, kapa bolelele bo itseng ba moreki-
• Lisebelisoa tsa ka holim'a metsi: Tlhaho, Varnished, penta e ntšo, 3PE, FBE coatings

Litlhoko tsa Sebopeho sa Lik'hemik'hale

Motsoako oa lik'hemik'hale oa liphaephe tse cheselitsoeng o boloka litekanyo tse thata tsa taolo ha li bapisoa le mefuta e sa tsitsang, e netefatsang thepa e tsitsitseng nakong eohle ea tlhahiso. Khabone, manganese, phosphorus, le litaba tsa sebabole li laoloa ka nepo ho kopana le litlhaloso tsa API 5L.

Mechanical Performance Properties

Litlhaloso tsa matla a kotulo le matla a tsitsipano li lula li tsitsitse lipakeng tsa mefuta e sa tsitsang le e cheselitsoeng ka har'a limaraka tse lekanang. Thepa ea mochini e netefatsoa ka liprothokholo tse felletseng tsa tlhahlobo ho netefatsa hore e latela litlhoko tsa API 5L.

Mamello ea Kantle ea Diameter:
a. Bophahamo ba <60.3mm (2⅜"): Ho mamellana ha 'mele oa liphaephe ± 0.5mm, Bofelo ba Pipe ± 0.5mm; Mamello ea Roundness 0.9mm ('mele), 0.6mm (lipheletsong) b. Bophahamo ba 60.3mm ho isa ho 610mm: Ho mamellana ha' mele ± 0.000075D ± 0.00005D, End tolerance ± 0. ± 1.6mm Potoloho Ka tlase kapa e lekana le 0.015D ('mele), Ka tlase ho kapa ho lekana le 0.01D (mafelo)
Mamello ea Botenya ba Lebota:

• < 4mm: +0.6mm, -0.5mm tolerance
• 4mm ho isa ho 10mm: +0.150t, -0.125t mamello
• 10mm ho 25mm: ± 0.125t mamello
• E kholo ho feta kapa e lekana le 25mm: +3.7mm kapa +0.1t (ho sa tsotellehe hore na e kholoanyane), -3.0mm kapa -0.1t (ho sa tsotellehe hore na e kholoanyane)

Litlhokahalo tsa ho otloloha:

• Phapang e kholo ea bolelele bo felletseng: 0.15% ea bolelele bohle
• Phapang ea pheletso ea liphaephe: Ka tlase ho kapa ho lekana le 0.3mm/mithara
• Mamello e tloaelehileng ea bolelele: ± 200mm (kakaretso), ± 25.4mm (lisebelisoa tse khethehileng)

Mekhoa ea ho Etsa Liphaephe e Seamless
Ho Tswetsa-Rolled Seamless Process:

Mokhoa o pholileng o huloang/o Qhoetsoeng:Boitokisetso ba Pipe ea 'Mè → Tlhahlobo → Ho Eketsa → Ho Qetella Kalafo → Ho Khaola → Ho Sila → Phosphorization → Ho Rala Ka Mohatsela / Ho Rolling → Ho Hloekisa le Ho Fokotsa Mocheso → Kalafo ea Mocheso → Ho otlolla → Teko ea Hydrostatic → Ho tšoaea le ho penta → Polokelo

Mekhoa ea ho Etsa Lipeipi tse Welded
ERW Manufacturing (Ka tlase ho kapa ho lekana le bophara ba 24":

LSAW/JCOE Manufacturing (20"-40" bophara):

SSAW Manufacturing (ho fihla ho 60" bophara):
Ho phutholla → Ho otlolla → Sehokahanyi sa Coil → Ho otlolla → Ho Beha Mohalo →Deliver → Pele-kobeha → Ho theha → Welding → Plasma cutting → Welding Tab → Ka hare le Externa Submerged Arc Welding →Tab Removal→ Weld grinding→ Weld grinding → Automatic → Katoloso→Teko ea Hydrostatic →End Facing/Bevelling → Base Metal & Weld Ultrasonic Testing→X-ray & Tlhahlobo ea Filimi → Tlhahlobo ea ho Qetela→ Boima le Dimension→ Coating→Ho tšoaea

Boleng ba Sebaka:Liphaephe tsa ERW li bonts'a pheletso e holimo ha li bapisoa le mefuta ea SAW ka lebaka la ts'ebetso ea welding e bonolo le matlafatso e fokotsehileng ea weld.
Litšobotsi tsa Bofokoli:Litšitiso tsa ERW li tloaelehile ebile li bonoa habonolo ka tlhahlobo ea ultrasonic, ha liphaephe tsa SAW li ka bonts'a bofokoli ba volumetric ho tsoa ho li-flux deposits.
Residual Stress:Ho etsoa ha ERW ho fella ka khatello e tlase ea masala ka mokhoa o laoloang oa deformation le boholo.
Nako e telele:Liphaephe tsa ERW li fana ka mokhoa o matlafalitsoeng oa ho lokisoa - bofokoli ba ho chesella bo ka batloa bocha, athe ho lokisa bothata ba SAW ho ka baka kotsi ea ho peperana kapa ho bola.

Melemo ea Seamless Pipe:

• Thepa e pharaletseng ea boholo bo tloaelehileng
• Palo e nyane e feto-fetoha ka har'a litekanyo tse ngata
• Customized bolelele bokgoni
• Lisebelisoa tse lumellanang le NACE MR 0175 li fumaneha
• Mananeo a potlakileng a ho tlisa thepa
• Bokhoni ba bophara bo boholo ka ho atolosoa ho chesang (ho fihla ho 40")
• Tatellano e felletseng ea thepa le netefatso ea boleng

Melemo ea Pipe e Welded:

• Theko{{0}litharollo tse sebetsang hantle tsa bophara bo boholo
• Likhetho tse ngata tsa theknoloji ea welding
• Bokhoni ba boholo bo atolositsoeng
• Ho nepahala ha dimensional
• Kemiso ea tlhahiso e sebetsang hantle

Lisebelisoa tsa mantlha:

• Sistimi ea lipeipi tsa phetisetso ea peterole
• Marang-rang a kabo ea khase ea tlhaho
• Sistimi ea ho bokella libaka tsa oli
• Liphaephe tsa mokhoa oa ho hloekisa
• Likhokahano tsa sethala sa Offshore
• Lisebelisoa tsa lipeipi tsa lipalangoang

Litlhaloso tsa API 5L Line Pipe li netefatsa ts'ebetso e ts'epahalang lits'ebetsong tsa lipeipi tsa lipeipi ho pholletsa le indasteri ea oli le khase, e fihlelang litekanyetso tsa machabeng bakeng sa maemo a tlhahiso ea lihlahisoa tsa PSL1 le PSL2.

Lihlahisoa tsohle li lekoa ka botlalo ho kenyelletsa:

• Tlhahlobo ea sebopeho sa lik'hemik'hale
• Netefatso ea thepa ea mochini
• Teko e seng-e sa senyang (NDT)
• Teko ea khatello ea Hydrostatic
• Tlhahlobo ea Ultrasonic
• X-tlhahlobo ea mahlaseli (lipeipi tse cheselitsoeng)
• Netefatso ya dimensional

Litlhaloso tsa Tekheniki li ipapisitse le netefatso ka nako ea taelo. Ikopanye le sehlopha sa rona sa boenjiniere bakeng sa litlhoko tse khethehileng tsa kopo le litokomane tse qaqileng tsa tekheniki.

Setifikeiti

 

Setifikeiti sa CE

Setifikeiti sa ISO 9001

Setifikeiti sa API Q1

Setifikeiti sa ABS

Setifikeiti sa AP-5L

Setifikeiti sa API-5CT

 

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