ASTM A672 Pipe Standard Overview: Kalansenw, kalanw, Sɛgɛsɛgɛli, ani sɛbɛnw

Degun pibilikiw porozɛw la, nin ɲɛfɔli in bɛ jira tuma caman na yɔrɔ min na jiginni tɛ pibiliki dilanni dɔrɔn ye, nka a bɛ tɛmɛ sɛgɛsɛgɛli kan ni dalilu pake dafalen ye, min labɛnnen don ka segin a kan{0}}. OD belebelebaw, kogo girinmanw, degun dancɛw, ani minɛyɔrɔw gɛlɛnw bɛ fɛn fila de latigɛ: ni jogo bɛ se ka segin ka bɔ tuma bɛɛ, ani ni sɛbɛnw bɛ se ka tɛmɛ seginnkanni kan cikan fɔlɔ kan.

Standard bɛ min kɔlɔsi

Nin ɲɛfɔli in bɛ tali kɛ nɛgɛ pipe weldalen na min dilannen don ni degun-minɛn-jogoɲumanya plati ye, min dabɔra degunba-tansiyɔn baara kama funteni hakɛ danmadɔ la. Tiɲɛ na, a bɛ baara kɛ i n’a fɔ lasecogo dɔ:

Basifɛn ka kan ka bin plati sigida yamaruyalenw kɔnɔ, ni tugu-tugu-ɲɔgɔn kɔ maralen don a laban-ka se- laban ma
A dilanni ni a sɔgɔli ka kan ka kɛ fɛn ye min bɛ se ka kɔlɔsi, min bɛ se ka sɛgɛsɛgɛ, ani min bɛ se ka sɛbɛn
Jigincogo, sɛgɛsɛgɛli ani sɛgɛsɛgɛli faralen ɲɔgɔn kan, olu ka kan ka ɲɛfɔ sannifeere siratigɛ la

K'a minɛ dɔrɔn i n'a fɔ "souded pipe standard" o bɛ fili. A ka porozɛ nafa ye sɔnni sira datuguli ye ka kɛ wajibiw ye minnu bɛ se ka kɛ.

Kalansenw kalancogo

A ka c’a la, kalataw bɛ sɛbɛn i n’a fɔ lɛtɛrɛ ka fara nimɔrɔ kan. Porozɛ baara la, faamuyali min bɛ se ka kɛ kosɛbɛ, o ye :

Sɛbɛn bɛ kɛ ka plati sigicogo walima seriw dɔn
Jateden bɛ kɛ fanga-dakun taamasiyɛn ye

O de y’a to kalata sugandili tɛ fanga baro dɔrɔn ye. A bɛ fɛnw basigilen jɔ walasa funteni furakɛli, sɛgɛsɛgɛli hakɛ, ani tugu-tugu-ɲɔgɔn kɔ ka se ka kɛ dan kelen kɔnɔ min bɛ bɛn ɲɔgɔn ma. Baarakɛcogo jiginnibaw lotw ni ɲɔgɔn cɛ ka teli ka sɔrɔ fɛnw ni sɔnni dancɛ jɛlenw fɛ ka tɛmɛ welding dɔrɔn kan.

Mun na tuma caman na, kalanso de bɛ sɔn sira latigɛ

Porozɛ fili min bɛ kɛ tuma caman na, o ye ka kalasi ɲɛfɔ ka ɲɛ k’a sɔrɔ i bɛ kalan jate i n’a fɔ fɛn filanan. Tiɲɛ na, kalan bɛ kɛ tuma caman na i n’a fɔ sɔnni sɛgɛsɛgɛlikɛlan, kɛrɛnkɛrɛnnenya la TPI walima tigi minɛ-point seginnkanni kɔrɔ.

A ka c’a la, kalanso bɛ fɛn saba boli minnu bɛ tali kɛ ɲɔgɔn na:

Funteni furakɛli cogoya, a ka kan ka sɛbɛn cogo min na ani ka daliluw sɔrɔ cogo min na
Weld sɛgɛsɛgɛli yɔrɔ, o la, ni radiographie walima NDE wɛrɛw ka kan ka kɛ ani coverage bɛ ɲɛfɔ cogo min na
Degun sɛgɛsɛgɛli wajibiyalenw ani jaabiw ka kan ka bɔ cogo min na pake kɔnɔ min bɛ se ka di

Ni kalasi kofɔlen don nka kalasi ma bɛn ɲɔgɔn ma ka jɛya, dɛsɛ cogoya danma tɛ ko pipe tɛ se ka dilan. Dɛsɛ cogo ye scope mismatch ye sɛgɛsɛgɛli waati : RT ka coverage, funteni furakɛli sɛbɛnw, hydrotest sɛbɛnw, ani dossier structure tɛ bɛn ni poroze bɛ min makɔnɔ.

Yɔrɔ min na a ka c’a la, fɛn caman ɲɔgɔnna bɛ daminɛ fɛn dilanni na

Ni degun pipe weldalen don, fɛn caman bɛ ɲɔgɔn falen-falen yɔrɔ fila la: sanfɛla plati baarakɛcogo ani dadon-layini jateminɛ sabatili. O fɛɛrɛw b’a jira ni welding bɛ baara kɛ finɛtiri sabatilen kɔnɔ walima ni a bɛ kɛ ka da ladilanni kan tuma bɛɛ.

Cakɛda caman bɛ daminɛ ni bobine ye, o kɔfɛ, u bɛ wuli ka kɛ plati yɔrɔw ye minnu bɛ se ka dilan ni baarakɛcogo filanan ye:

Nivoya ni cogoya kɔlɔsili walasa ka jateminɛ kɛcogo sabati
Tigɛ-ka se-janya ni bonya bɛnkan ma walasa ka dadon ɲɔgɔndan sabati
Edge machining ani bevel consistency walasa ka root gap sabati ani ka fit{0}}up kɛcogo
Dawolo nɔgɔlenw ni jirisunw bɔli joona walasa ka dilancogo wulicogo dɔgɔya kɔfɛ

Dadon-layini jateminɛ ye sarati fɔlɔ ye walasa ka welda sabatilen sɔrɔ. Ni bɛnbaliya, ɲɔgɔndan, ani jirisunw cɛla sabatilen don, welda cogoya bɛ se ka fɔ ka ɲɛ ani NDE dilancogo wulicogo bɛ dɔgɔya a ka c’a la.

ASTM A672 pipe standard overview grades classes inspection and documentation -octal pipe ASTM A672 EFW steel pipe for high pressure service at moderate temperatures -octal pipe

Sɛgɛsɛgɛli ni sɛgɛsɛgɛli bɛ bɔ scope alignment de la

A ka c’a la, poroze sɔnni bɛ boli sira fila kan minnu bɛ ɲɔgɔn ta:

Farikoloɲɛnajɛ sira

Dimensions ani laban cogoya
Weld seam cogoya ani a jateminɛcogo
Sɛgɛsɛgɛli jaabiw wajibiyalenw

Dalilu sira

Traceability mapping ka bɔ plati/coil/section na ka taa pipe fini na
Weld seam NDE sɛbɛnw ni rapɔɔriw
Funteni furakɛli sɛbɛnw ani batch linkage ni a bɛ se ka kɛ
Ji sɛgɛsɛgɛli sɛbɛnw ni a bɛ se ka kɛ
Dosiyɛri index logique ani sɛbɛn-jateden bɛnkan

Latɛmɛni caman tɛ sɔrɔ rapɔɔri dɔ tununni fɛ, nka a bɛ sɔrɔ yɔrɔko bɛnbaliya fɛ: sannifeere yamaruya bɛ min ɲini, fɛn dilanni bɛ min kɛ, ani rapɔɔriw bɛ min jira tiɲɛ na, olu tɛ bɛn ɲɔgɔn ma.

Sanni yamaruya dancɛ fitinin min bɛ baara seginni bali

Walasa ka segin-ka-bɔnyew bali waatibolodalen kɔfɛ, a ka c’a la, sannifeerew ka kan ka sɔnni dancɛ datugu ni a dɔgɔyalenba ye:

Standard ani poroze o poroze-dafalen version dancɛ
Kalanso ni kalanso
OD, kogo janya, a janya, ani muɲuli dan
End finish ani bevel wajibiyalenw
Seam sɛgɛsɛgɛli fɛɛrɛ, datugucogo ɲɛfɔli, sɔnni sariyaw, ani dilan sariyaw
Ji sɛgɛsɛgɛli wajibiyalen ani sɛbɛnni kɛcogo
Funteni furakɛli wajibiyalen ani sɛbɛnni kɛcogo
Sɛbɛnw foroko wajibiyalenw : dosiye index, traceability mapping, rapɔɔri lisi, ani cikanw cicogo

Ni o forow dafara, fɛn dilanni ni sɛgɛsɛgɛli bɛ se ka tugu dan kelen na min bɛ kɛ tuma bɛɛ kabini tile fɔlɔ. Ni u ma dafa, o nɔ min ka teli ka kɛ, o tɛ sɛnɛfɛnw dilanni dɛsɛ ye, nka sɛbɛnniw ni seko ni dɔnko baara seginni ye.

Mun na dossier bɛ kɛ deliverable filanan ye

Porozɛ gɛlɛnw na, fɛn min bɛ se ka di, o ye fɛn fila ye tiɲɛ na: pibiliki ni dosiye. Fɛn min ka kan ka bila jɔyɔrɔ fɔlɔ la, o tɛ sɛbɛnw hakɛ ye, nka u jɔcogo sabatilen ani kartiw dilanni bɛ bɛn ɲɔgɔn ma.

Dosiyɛri sigicogo danma dɔ bɛ jɔ kunnafonidibolo naani lamini na:

Fɛnɲɛnɛma ni tugu-tugu-ɲɔgɔnna kariti
Seam sɛgɛsɛgɛli: NDE sɛbɛnw, scope coverage, ani dilan dadon
Funteni furakɛli ni sɛgɛsɛgɛli : sɛbɛnw minnu bɛ tali kɛ batɛmu ni fɛn bɛnnen na, ni o bɛ se ka kɛ
Dimensionnel rapɔri: key-point data ani rapɔɔri bɛnkan

Octal Pipe ka laseko la porozɛ suguya kelenw na, traceability kariti, seam inspection, key dimensional data, ani funteni furakɛli/sɛgɛsɛgɛli sɛbɛnw wajibiyalenw bɛ labɛn tuma caman na ka kɛ dossier directory logic basigilen ye, o la, rapɔɔri kelen-kelen bɛɛ bɛ karti kɛ ka ɲɛsin fɛnw taamasiyɛnni ma ani batch kunnafoniw ani seginnkanni loops bɛ dɔgɔya.

Ɲininkaliw

J: Q1: Mun bɛ kɛ ni kalasi ɲɛfɔra nka kalan ma ɲɛfɔ ka jɛya?

A: A1: Farati min ka teli ka kɛ, o tɛ fɛn dilanni jugu ye, nka sɔnni dancɛ jɛlen tɛ. Funteni furakɛli cogoya, welda sɛgɛsɛgɛli datugucogo, ji sɛgɛsɛgɛli wajibiyalenw, ani sɛbɛnni cogoyaw bɛ to ka ɲɛfɔ, wa a ka c’a la, o bɛ kɛ sababu ye ka scope mismatch (sɔgɔsɔgɔninjɛ) bɛnbaliya lawuli minɛyɔrɔw la.

J: Q2: Mun na upstream plate processing bɛ to ka welding sabatili latigɛ?

A: A2: Sabula plati cogoya, dakun tilennen, ani bevel consistency b’a jira ni closing-line geometry sabatilen don. Jateminɛ sabatilen bɛ jirisunw cɛla ni ɲɔgɔndɛmɛbaliya kɔlɔsi, o bɛ welda finɛtiri sabati ani ka NDE dilancogo wulibali dɔgɔya.

J: Q3: Yala porozew bɛ dɛsɛ ka caya k’a sababu kɛ kunnafonidisɛbɛnw tununnenw ye walima u ka baarakɛyɔrɔw tɛ bɛn wa?

A: A3: A ka c’a la, o sababu bɛ bɔ scope (dakun) bɛnbaliya la. Sanni yamaruya wajibiyalenw, waleyali hakɛ, ani kunnafonidi daliluw tɛ bɛn ɲɔgɔn ma, o bɛ na ni ɲɛfɔli sɛrɛkiliw ye, sɛgɛsɛgɛli wɛrɛw, walima sɛbɛnw baaracogo kura yɔrɔ dɔw.

J: J4: Mun de nafa ka bon kosɛbɛ dosiye kɔnɔ ka tɛmɛ dafalen kan?

A: A4: Jatebɔ ni kartiw ka bɛnkan. Index logique sabatilen, sɛbɛnw nimɔrɔ jɛlen, ani closed-loop traceability mapping bɛ sira di rapɔɔriw ma u ka bɛn pipe fɛn banbali kelen-kelen bɛɛ ma ani a batch kunnafoniw.