API 5L X60 Pipe de ligne soudée

Tansiyɔn cɛmancɛ- ni degunba-pibiliki minnu sira janw ani baarakɛcogo degunba bɛ laban tuma caman naX60 fanga hakɛ, sanni ka taa fo ka se kalasi ma i n' a fɔ X70 walima X80 . O bandi kɔnɔ, layini pipe weldalen bɛ baara kɛ kosɛbɛ petoroli sɛnɛfɛnw ni gazi nafama cili yɔrɔ janw na, dugukolo kan fɛnw lajɛli ni marabolow ka jirisunw sigicogo, ani garasi pibilikiw minnu bɛ baara kɛ ni komɛsiw, pɔnpew ani jateminɛyɔrɔw ye.

Porozɛw ɲɛfɔcogo minnu bɛ o baarakɛminɛnw kɔnɔ, a ka c’a la, olu bɛ ɲiniAPI 5L X60 soudure layini pipesoudure sira saba dɔ la kelen na: ERW / HFW (frequence longitudinal soudure haute-frequence), LSAW / SAWL (soudure longitudinal submergé arc) walima SSAW / SAWH (soudure arc submergé spiral). Diameter ni kogo-kɛrɛnkɛrɛnnenya wajibiyalenw, sira cogoya, jɔcogo, finimugu sigicogo ani baarakɛnafolo faralen ɲɔgɔn kan, o de bɛ o wale ninnu la jumɛn de bɛ bɛn kosɛbɛ.

API 5L jatebɔ sira bɛ a ka X- jatew tɔgɔ da ni sɔrɔ fanga dɔgɔyalen kofɔlen ye, aniX60bɛ bɛn 60.000 psi ma (≈ 415 MPa). O nafa bɛ balo ka ɲɛsin kogo-jatebɔw ma dilancogo kodew kɔnɔ i n’a fɔ ASME B31.4 ani B31.8.

Masina minnu ka dɔgɔn minnu bɛ kɛ cogoya la:

Jateminɛw bɛ SMYS ni dilancogo dɔ fara ɲɔgɔn kan walasa ka bɔgɔdaga degun min bɛ se ka kɛ ani dilancogo degun min bɛ sɔrɔ o la, o sigi sen kan. SMTS bɛ dancɛ di dɛsɛ laban ma yɔrɔ min na kɔnɔna degun, kɔrɔta ani funteni bɛɛ bɛ kɛ sababu ye ka degun sɔrɔ, k’a sɔrɔ janya b’a jira ni pibiliki bɛ se ka foro kuruli, solda, sudon ani dugukolo lamaga muɲu k’a sɔrɔ faratiba tɛ a kari la. PSL2 kofɔlen don yɔrɔ min na, Charpy V-notch impact testing-ani, ni a mago bɛ a la, DWTT testing- bɛ se ka di walasa ka gɛlɛya jira dilancogo funteni hakɛ fitinin na ka bɛn poroze ka ɲininiw ma.

Ka se X60 fanga hakɛ ma k’a sɔrɔ nɛgɛ bɛ to ka welda ani ka gɛlɛya, o bɛ tali kɛ chimie kɔlɔsili gɛlɛn na sanni ka kɛ fɛn kelen si kan min bɛ kɛ ka nɛgɛ ye. Mansinw bɛ baara kɛ finɛtiri ɲɛfɔlenw kɔnɔ walasa ka kabon, manganɛsi ani mikroalɛyi fara ɲɔgɔn kan ani ka dan sigi fosiporozɛni ni kisɛ la walasa ka welda ni HAZ gɛlɛya lakana, ka karɔbɔli hakɛ bɛɛ lajɛlen (CE) to welda dancɛw kɔnɔ minnu bɛ sɔn.

A ka ca a la, a bɛ kɛ cogo min na X60 soudure line pipe (reference only):

Nɛgɛko siratigɛ la, karɔbɔni bɛ fanga jɔnjɔn di nka a dan ye walasa CE ni weldability ka to a kɔrɔ; manganɛsi bɛ fanga dɛmɛ ani ka dɛmɛ ka nɔ bilali gɛlɛya kɔrɔta; fosiporozɛni ni kisɛ bɛ gɛrɛ duguma-kɛrɛnkɛrɛnnenya la PSL2 jukɔrɔ-walasa ka dɔ bɔ farati la ka kɛ fɛn tiɲɛnenw ye weldaw ni HAZ kɔnɔ; niyobiyɔmu, vanadiyɔmu ani titaniyɔmu farali misɛnninw kan, o bɛ suman hakɛ nɔgɔya ani ka pibiliki dɛmɛ ka nɔ bilali ni DWTT wajibiyalenw dafa yɔrɔ minnu na o bɛ porozɛ kɔnɔ.

Donanw ni sannifeerew bɛ X60 jira tuma bɛɛ ɲɔgɔn fɛ ni aPSL nivo ye, bawo sugandili lakika tɛ fanga ye-SMYS ye kelen ye-nka porozɛ in b’a fɛ ka taa fo yɔrɔ min na chimie kɔlɔsili, NDT datugucogo ani sɛbɛnniko kan.

Danfara jɔnjɔnw:

H2S-min kɔnɔ (sour-service) pibilikiw bɛ PSL2 X60 fara ɲɔgɔn kan ni kumasen wɛrɛw ye minnu bɛ gɛlɛya dantigɛliw ɲɛfɔ, HIC/SSC sɛgɛsɛgɛli ani NACE MR0175 / ISO 15156 walima o ɲɔgɔnna sariyaw labatoli. O sour-baara wajibiyalenw bɛ bila poroze ɲɛfɔli kɔnɔ, ka sɔrɔ ka jigin ka don mansin taabolo ni sɛgɛsɛgɛli bolodalenw na.

Mill sira ye paramɛtɛrɛba wɛrɛ ye ni X60 welded line pipe ɲɛfɔra. Welding kɛcogo kelen-kelen bɛɛ bɛ diameter–thickness karti yɔrɔ wɛrɛ ta ani ka musaka, ɲɛminɛ waati ani sɛgɛsɛgɛli hakɛ ɲagaminen wɛrɛ di.

ERW / HFW (Sɔrɔdasi caman-Frequency Welded):

Sɛnɛ bɛ daminɛ ni bobine funteniman-kurulen ye, min bɛ tigɛ ka kɛ pipe bulama ye sanni kurunba dɔ ka se ka wuli ka bɔ ɲɔgɔn na. O sira in bɛ Kɛ kosɛbɛ cɛmancɛ misɛnninw ni cɛmancɛ cɛmancɛw la minnu kogo janya bɛ Taa ɲɔgɔn fɛ. Welda sɔgɔli bɛ kɔlɔsi ɛntɛrinɛti NDT fɛ, wa PSL2 porozɛ caman b’a ɲini ka welda ni HAZ ka sigida funteni furakɛli kɛ welda kɔfɛ walasa ka mikrosɔrɔsiraw sabati ani ka dɔ bɔ degun tolenw na.

LSAW / SAWL (SAW janyalen): .

Diamètres belebelebaw ni kogo gɛlɛnw bɛ dilan ka caya i n’a fɔ plate-based LSAW. Plati dakunw bɛ labɛn ka dilan ni UOE walima JCO fɛɛrɛw ye, ani kɔnɔna ni kɛnɛma dawolo bɛ sɔgɔ ni submerged arc welding ye. Trunk layini minnu jɔra ni LSAW pipe ye, olu ka teli ka farikolo dafalen-farikolo UT ani/walima RT ɲɛfɔ, wa kogo yɔrɔ belebelebaw-yɔrɔw bɛ to ka degun-funteni furakɛli sɔrɔ walasa ka degun tolenw dɔgɔya ani ka baara kɛcogo ɲɛ-.

SSAW / SAWH (SAW spiral): 1. Bamako, Mali.

Porozɛ minnu na, plati baarakɛcogo ni musaka minnu bɛ kɛ diamètre belebelebaw la, olu ka teli ka wuli ka taa spiral welding la. Bobine bɛ dilan ni helical angle ye ka welda kɔnɔna ni kɛnɛma arc submerged jukɔrɔ, ani spiral weld seam bɛ sɛgɛsɛgɛ a janya bɛɛ la-a ka c’a la UT fɛ, tuma dɔw la a bɛ fara RT- kan walasa weld integrity ka to cogo kelen na boli janw kɔnɔ.

Porozɛ sariya fanba b’a fɔ k’a jɛya ko nin welding kɛcogo ninnu la jumɛn bɛ sɔn pibiliki yɔrɔ kelen-kelen bɛɛ kan, k’a jateminɛ dilancogo degun na, yɔrɔ suguya, jɔcogo ani sɛgɛsɛgɛli hakɛ min ka kan.

API 5L X60 welded line pipe ka dimensional range ka bon fo ka se ka dalajɛ siraw dɛmɛ, long-transmission lines ani station pipe, ka sɔrɔ hali bi a bɛ sira di dilanbaga ma ka kogo janya ni a cɛmancɛ labɛn walasa ka degun ni sabatili sɔrɔ.

Fenɛtiri dimensionnel typique (a jiracogo):

Pibiliki dakunw bɛ se ka dilan i n’a fɔ PE (dakun jɛlen), BE (dakun beveled) walima ni jiri ye ani ka fara ɲɔgɔn kan walasa ka bɛn poroze ka solda ni sigili hakilina ma. Kɛnɛma finiw i n’a fɔ 3LPE, 3LPP walima FBE bɛ se ka fara ɲɔgɔn kan ni kɔnɔna epoyi finiw ye walima jibɔ ni sɔgɔli-kɔlɔsili fɛɛrɛ wɛrɛw ye walasa ka lakanani ni fɛnw tangacogo wajibiyalen sɔrɔ sira kan.

Jogoɲumanya sabatili X60 welded line pipe kan, a ka c’a la, o bɛ hydrostatic tests, non-tiɲɛni sɛgɛsɛgɛliw ani masin sɛgɛsɛgɛliw fara ɲɔgɔn kan; wajibiyalenw kulu tigitigi bɛ bɔ API 5L la ka fara porozɛ ɲɛfɔli kan.

Kɔrɔbɔli ni sɛgɛsɛgɛli matiriyali danmadɔ:

* "Sour-service option" bɛ tali kɛ kunnafoni wɛrɛw la minnu bɛ H2S- kɔnɔ, a tɛ API nivo danfaralen ye.

Fɛn minnu bɛ tabali kɔnɔ, olu kɔfɛ, pibiliki kelen-kelen bɛɛ bɛ lajɛ ni ɲɛ ye ani u bonya ye walasa ka kɛnɛma cɛmancɛ, kogo janya, a janya, a tilennen, a laban labɛncogo ani a dacogo dɔn. Pibiliki dakun minnu dabɔra baara nɔgɔlen na, a ka c’a la, olu bɛ mara ni porozɛ sɛbɛnw ye minnu bɛ gɛlɛya dantigɛliw ɲɛfɔ, HIC ni SSC sɛgɛsɛgɛli ani ka bɛn ni NACE MR0175 / ISO 15156. Ni kiliyan y’a ɲini, X60 layini pibiliki weldalen fana bɛ se ka sɛgɛsɛgɛ ani ka kɔrɔbɔ-ka seereya kɛ mɔgɔ sabananw ka baarada yɛrɛmahɔrɔnw fɛ i n’a fɔ BV walima SGS min bɛ o jukɔrɔ poroze QA/QC bolodacogo.

Baarakɛlaw ka teli ka X60 welded line pipe sugandi n’u mago bɛ degun seko caman na ka tɛmɛ X42 walima X52 bɛ min di, nka u t’a fɛ fɛn ni welding complexity min bɛ se ka na ni grades caman ye i n’a fɔ X70 ani X80. O jɔyɔrɔfalen in b’a to X60 bɛ kɛ sugandili ye min bɛ kɛ tuma bɛɛ petoroli sɛnɛfɛnw ni gazi nafama ciyɔrɔw la, dugukolo kan fɛnw dalajɛyɔrɔw ni marabolow ka fɛnw cili siraw la, ka fara garasi ni kunkolo pibilikiw kan komɛsi, pɔnpe ani mɛtɛrɛbɔyɔrɔw la ni a jɔcogo bɛnnen don ani ni a dacogo bɛnnen don, a bɛ se ka kɛ fana kɔgɔjida la jibɔyɔrɔ sugandilenw na ani riser spools.

Octal Pipe bɛ baara kɛ i n’a fɔ porozɛ-labɛnbaga min ɲɛsinnen bɛ nin kalasi ma, a bɛ API 5L X60 welded line pipe di PSL1 ani PSL2 kɔnɔ ni ERW, LSAW ani SSAW suganditaw ye, ka fara MTC pake dafalenw kan ani, ni a mago bɛ yɔrɔ minnu na, mɔgɔ sabananw ka sɛgɛsɛgɛli kɛ ni baaradaw ye i n’a fɔ BV walima SGS, walasa EPC baarakɛlaw ni baarakɛlaw ka se ka dilan degun, jɔli ɲɛnabɔ faratiw ni dannaya kuntaalajan-pibiliki ɲɛnamaya dafalen kɔnɔ.

Aw ye ɲɔgɔn sɔrɔ sisan

Ɲininkaliw

 

 

J1: Danfara jumɛn bɛ API 5L X60 PSL1 ni PSL2 welded line pipe cɛ?

A1:PSL2 bɛ chimie kɔlɔsili gɛlɛn fara a kan, sɛgɛsɛgɛli gɛlɛn (a ka c’a la, a bɛ nɔ bila), NDT/sɔn gɛlɛn, ani tuguni barikama ka tɛmɛ PSL1 kan.

J2: Ne bɛ se ka ERW (HFW) ni LSAW ni SSAW sugandi cogo di API 5L X60 solded line pipe kama?

A2:Sugandili ka kɛɲɛ ni OD/kogo janya ye, NDT hakɛ wajibiyalen, ani porozɛ spec-ERW ka kɛɲɛ ni hakɛ fitinin–cɛmancɛw ye, LSAW/SSAW ka ɲɛsin cɛmancɛbaw ma ani kogo gɛlɛnw ma.

J3: Ne ka kan ka mun ɲini X60 welded line pipe la sour service kɔnɔ?

A3:Aw bɛ PSL2 ɲini ka fara gɛlɛya dantigɛli kan, HIC/SSC sɛgɛsɛgɛli (ni a ɲɛfɔra), ani MTC/traceability + NDT + hydrotest pake dafalen.

Sɛbɛnw (certifications) minnu bɛ sɔrɔ

 

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