Daminɛ kuma
ASTM A179 / ASME SA179 bɛ tubabukanw ɲɛfɔ minnu tɛ sɔgɔ, minnu bɛ nɛnɛ-ja, minnu ka dɔgɔn-karɔbɔni nɛgɛma, minnu dilannen don walasa ka funteni jiginni kɛ ka ɲɛ ani ka kɛ sababu ye ka fɛn dilanni baara kɛ min bɛ se ka da a kan. Ni kogo jɔli ka dɔgɔ- ani nɛgɛko kɔlɔsili gɛlɛn, o tubabukan ninnu bɛ kɛ ka caya funteni sɛnɛfɛnw ni kondensatɛriw la, sɛnɛfɛnw sɛnɛyɔrɔw, petoroli ani kuran iziniw kɔnɔ.Octal Pipe bɛ A179/SA179 tubabukan di diɲɛ EPC ni minɛn dilannikɛlaw ma, ka tubabukan gansanw ni U-bend assemblées fila bɛɛ dɛmɛ.
Fɛnɲɛnɛma-ko
Kabɔn dɔgɔman-kimiki bɛ nɛnɛ baarakɛcogo sabati U-bending ni tube-ka-tubesheet bonya kama.
|
Fɛn |
Wajibiya (wt%) . |
Ɛntɛrinɛti nafa |
|
Karɔbɔni (C) . |
0.06–0.18 |
A bɛ ductility mara walasa ka foroko kɛ |
|
Manganɛsi (Mn) . |
0.27–0.63 |
Farikolo fanga ni oksidan bɔli |
|
Fosiforo (P) . |
A ka dɔgɔn walima a bɛ bɛn 0,035 ma |
A bɛ dan sigi bɔgɔbɔgɔli la |
|
Kisɛkisɛ (S) . |
A ka dɔgɔn walima a bɛ bɛn 0,035 ma |
Aw bɛ kɔnɔna yɔrɔ saniya ani ka se ka welda |
Masinaw ka jogo
|
Ta |
Minimum Wajibiya |
Jɛkulu jɔyɔrɔ funteni-falen-falen-minɛnw na |
|
Tensile (Tensile) fanga |
A ka bon walima a bɛ bɛn 325 MPa (47 ksi) ma . |
Jagokɛyɔrɔ lakanani margin |
|
Sɛnɛfɛnw sɔrɔli fanga |
A ka bon walima a bɛ bɛn 180 MPa (26 ksi) ma . |
A bɛ deformation (dɔgɔyali) Kɔrɔsi foroko waati |
|
Janya janya |
A ka bon walima a bɛ bɛn 35% ma . |
A nafa ka bon kosɛbɛ walasa ka dɔ fara a kan cogo la min tɛ mɔgɔ tɔɔrɔ |
|
Gɛlɛya |
A ka dɔgɔn walima a bɛ bɛn 72 HRB ma |
A bɛ kari bali U-kɔrɔta waati |
O nafaw bɛ kɛ sababu ye ka fɛn dilanni lakananen ni baara sabatilen kɛ fɛn falen-falen-minɛnw kɔnɔ.

Manufacturing & Funteni furakɛli
ASTM A179 / ASME SA179 tubabukanw bɛ dilan ni fɛn dilanni baarakɛcogo ye min bɛ kɔrɔsi, min tɛ fɛn tiɲɛ, o kɔfɛ, nɛnɛ ja tigitigi bɛ kɛ walasa ka hakɛ muɲuni gɛlɛnw sɔrɔ ani kɔnɔna yɔrɔw nɔgɔlen walasa ka funteni-taamacogo ɲɛ.
Seamless production process
Billet hollow → piercing → hot forming → multi-tɛmɛ nɛnɛ ja
Dimensionnel control bɛ a to kogo wajibiyalen fitinin- bɛ se ka kɛ ka ɲɛ
Ja nɛnɛ bɛ sanfɛla finimugu ni kɔnɔna saniya sabati-o nafa ka bon kosɛbɛ walasa ka nɔgɔ dɔgɔya funteni sɛnɛfɛnw na
Funteni furakɛli laban
Nɛnɛ laban-ja tɛmɛni kɔfɛ, tubabufura bɛ furakɛ ni funteni yea ka bon walima a bɛ bɛn degere 1200 ma ( a ka bon walima a bɛ bɛn degere 650 ma ) .fɛ:
- Aw bɛ degun tolenw lajɔ minnu bɛ sɔrɔ nɛnɛ baara fɛ
- Segin ductility kan min ka kan ka kɛU-bending ani tubesheet farali
- Ka sigikafɔ sabatili kuntaalajan-fisaya kɛ funteni doni cycliquew kɔrɔ
Surface condition & labɛnni
- A bɛ dilanscale-furawalasa ka funteni baarakɛcogo ɲuman sabati
- A labanw yesaniya ani burr{0}}fura, ka a to a bɛ se ka da a kan ko a bɛ se ka welda walima ka a bonya ni masinw ye ɲɔgɔn lajɛtuma na
- Nin fɛn dilanni ni nɛgɛko kɔlɔsili in bɛ dɛmɛ ka baara kɛ waati jan, ka da a jɔcogo kan, ani ka sigicogo lakananen sɔrɔ fɛnw falen-falen-minɛnw kɔnɔ minnu ka bon-density bundles kɔnɔ.
Sɛgɛsɛgɛli & Kɔrɔbɔli
Ka kɛɲɛ ni ASTM A179 ani ASTM A450/A450M ye:
|
Sɛgɛsɛgɛli Fɛn min bɛ kɛ |
Kun |
|
Hydrostatique walima NDE sɛgɛsɛgɛli |
Leak-tightness sɛgɛsɛgɛli |
|
Flattening test (sɛgɛsɛgɛli min bɛ kɛ ni fla ye |
Mankan ni ductilité sɛgɛsɛgɛli |
|
Flaring / Sɛgɛsɛgɛli min bɛ kɛ ka fɛnw bila a nɔ na |
A bɛ tubabufura bonya seko sabati |
|
Gɛlɛya sɛgɛsɛgɛli |
Nɛnɛ-baara hakɛ dantigɛli |
|
Marking & MTC ka tugu-tugu-ɲɔgɔn kɔ |
A bɛ QA lajɛw ni porozɛw jateminɛw dɛmɛ |
Ɛntɛrinɛti & Sannifeere nafamafɛnw
|
Suguya |
Injiniyɛri ka ɲɛminɛni |
Fɛn minnu ka kan ka fɔ |
|
Tubabu Taama |
OD milimɛtɛrɛ 3,2–76,2 (1/8–3 in) . |
OD × Kogo janya fitinin × Janya |
|
Formability (fɔcogo) min bɛ Kɛ |
A bɛnnen don U-bend ni expansion ma |
Min. bending radius Ka bon walima ka bɛn 2–2,5 × OD ma |
|
Surface (yɔrɔ) cogoya |
Fouling control & baarakɛcogo funteni |
Scale-free ni laban lakananenw |
|
Sɛgɛsɛgɛli Nivo |
A sinsinnen bɛ sistɛmu kɔrɔfɔli kan |
Hydrostatique/NDE + ductilité sɛgɛsɛgɛliw |
|
Sɛbɛnni minnu bɛ kɛ |
Audit & code labatoli |
MTC ni traceability dafalen ye |
|
Packaging & Logistics (Baarakɛlaw ka baarakɛminɛnw). |
Aw bɛ sɔgɔsɔgɔninjɛ ni a nɔfɛkow bali |
Kɔgɔjida-grade jagokɛlaw ka lakanani |
Dakun kelen min bɛ o fila bɛɛ dɛmɛdesɛnanisannifeere kɛlidesizɔnw ta.
Aplikasi minnu bɛ kɛ
- Shell & tube funteni-falen-falen-minɛnw
- Fanga-jiri kondensatɛriw
- Refinery nɛnɛ tɛrɛnw
- Industriw ka nɛnɛfɛnw ni fiɲɛbɔlanw
- Process funteni banni siraw
- Ni kulori-fɛnw bɛ sɔrɔ walima kɔgɔji ji la:
- aw bɛ jateminɛ kɛ sɔgɔsɔgɔninjɛ hakɛ, finimugu, walima sɔgɔlifɛnw sɛnɛcogo kura la i n’a fɔ ASTM A213.

Farankan
ASTM A179 / ASME SA179 funteni-falen-falen-tubabuw minnu tɛ fɛn tiɲɛ, olu bɛ funteni-taamacogo ɲuman di, ka se ka da a kan ka fɛnw dilan, ani ka baara kɛcogo sɛgɛsɛgɛlen di izini nɛnɛyɔrɔw la.
Octal Pipe bɛ A179/SA179 tubabukanw di minnu bɛ se ka tugu ɲɔgɔn kɔ kosɛbɛ ni U-bend dilanni ye min bɛ se ka kɛ, MTC sɛbɛnw bɛɛ lajɛlen, ani BV / ABS seereya sɛgɛsɛgɛli, ka sariya labatoli sabati fɛnw falen-falen porozɛw la minnu bɛ ɲini.
Ɲininkaliw

J1: ASTM A179 / ASME SA179 tubabukan bɛ kɛ mun na?
J2: Yala ASME SA179 ni ASTM A179 bɛ bɛn wa?
J3: ASTM A179 bɛ bonya hakɛ jumɛn de da?
J4: Sɛgɛsɛgɛli jumɛnw ka teli ka kɛ A179/SA179 tubabukan na?
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