Baarakɛcogo Fenɛtiri ani Baarakɛcogo Typique
ASTM A213 T5 bɛ kɛ yɔrɔ min na tubabu-nɛgɛ funteni ni oksidan kɔlɔsili bɛ fanga sɔrɔ dilancogo surun na. Bojiw la, HRSGw ani tasuma-fanga-minɛnw na, T5 bɛ bandi minɛ 1,25–2,25Cr bɔgɔlanw sanfɛ ni sɔgɔsɔgɔninjɛ ni sɛgɛn fanga ka kan ka ɲɛ ka sɔrɔ a ma taa 9Cr denbaya kɔnɔ. Baarakɛwaatiw ka jan, funteni jiginni ye tiɲɛ ye, wa bobine dafalen nafa ka bon ka tɛmɛ ji sɔgɔli kan.
Nɛgɛdaga min bɛ ɲɛ kelen kɔnɔ
T5 ye 5Cr–Mo feriti nɛgɛ ye. Kɔrɔmu bɛ ɔkisizɛni dɔ jɔ min bɛ bonya dɔɔni dɔɔni- walasa ka dan sigi sɔgɔsɔgɔninjɛ sɔgɔli la, ka sɔrɔ molibdɛni bɛ karɔbɔliw sabati ani ka krecɛnya jiginni bila kɔfɛ. Fɛn dilanni sira laɲini ye ka feriti matiriyali kelen di min bɛ kisi kɔrɔtalen ni baarakɛcogo ma ni sigida maraw tɛ minnu ka gɛlɛn walima minnu ka gɛlɛn ka tɛmɛ{6}}nɔgɔ kan.
Chimie (Simi) ka jatebɔ
Daɲɛw labɛncogo laɲini minnu bɛ duguma, olu ye sɛgɛsɛgɛli daminɛni ye joona; sanni bɛ tugu sariyasen min bɛ ɲɛmɔgɔya la.
Tablo - Furakɛcogo (wt.%) .
|
Fɛn |
T5 Range ye |
Jɔrɔ min bɛ baara la |
|
C |
A ka dɔgɔn walima a bɛ bɛn 0,15 ma |
Fanga–ductilité balansi, creep dɛmɛ |
|
Mn |
0.30–0.60 |
Deoxydation, solide-solution barika bonya |
|
Si |
A ka dɔgɔn walima a bɛ bɛn 0,50 ma |
Deoxydation (Oksidan bɔli) ; tɛmɛnen bɛ se ka kojugu kɛ gɛlɛya la |
|
P |
A ka dɔgɔn walima a bɛ bɛn 0,025 ma |
Weldability ani toughness control |
|
S |
A ka dɔgɔn walima a bɛ bɛn 0,025 ma |
Hot-baarakɛcogo ɲɛtaa ni S dɔgɔmannin |
|
Cr |
4.00–6.00 |
Oksidan ni funteni-fanga dɛmɛni |
|
Mo |
0.44–0.65 |
Creep resistance ani carbide sabatili |
Nafolo jateminɛcogo minnu bɛ kɛ so funteni na
Nin minimu ninnu bɛ dɛmɛ don ka size kɛ joona; sanfɛla-funteni hakɛ minnu bɛ se ka kɛ, olu bɛ ta ka bɔ kode la min bɛ baara kɛ dilan waati la.
Tablo - Masina jogo fitininw
|
Ta |
T5 Minimum (A ka dɔgɔn). |
|
Tensile fanga |
≈ 415 MPa (60 ksi) ye . |
|
Sɛnɛfɛnw sɔrɔli fanga |
≈ 205 MPa (30 ksi) ye . |
|
Janya janya |
≈ 20% |
Porogaramu Dimensionnel ka ɲɛsin Bobinew ni Bundlew ma
ASTM A213 bɛ tubabukanw ɲɛminɛ sanni ka pibilikiw bolodacogo ɲɛnabɔ. Donanw bɛ OD, kogo ani tigɛ janya ɲɛfɔ walasa ka bɛn bobine butikiw ma ani tubabu-ka-tubusɛbɛn baara ma.
Tablo - Dimensionnel fenêtre typique
|
Paramɛtiri |
Range (yɔrɔ) min bɛ kɛ cogoya la |
Kɔlɔsiliw |
|
Kɛnɛma cɛmancɛ |
~12,7–101,6 milimɛtɛrɛ (1⁄2–4 in) |
OD ka bon ni mansin sira ye |
|
Kogow janya |
~1,2–12,7 milimɛtɛrɛ |
Kogo girinmanw ɲininkali fɛ |
|
Janya |
Fo ka se ~12 m ma |
Fɛn minnu ka jan, olu bɛ dɔ bɔ foro sɔgɔli la |
|
Jateminɛ kɛcogo |
Tilennen/ovality sirilen |
A bɛ bundle fit ni leakage control dɛmɛ |
Fenɛtiriw ni funteni-Furakɛcogo kololi sigili
Funteni tariku bɛ T5 tubabukan baara waati ɲɛnabɔ, o la WPS/PQR ka kan ka funteni hakɛ bɛnnen dɔ datugu walasa ka funteni, a su waati, ani a nɛnɛ hakɛ. Kɔrɔlenw bɛ sɔrɔ induction walima controlled hot forming fɛ ni funteni kelen ye kogo fɛ; tɛmɛsira funteni tɛmɛnen walima min bɛ mɛn sen na, o bɛ sumanw mugumugu ani ka dɔ bɔ creep seko la.
Kɔrɔlen kɔfɛ, nafolo bɛ sɛgɛsɛgɛ sanni ka miiri. Gɛlɛya karti min bɔra bangebaga nɛgɛ la ka tɛmɛ extrados, mid-kogo, ani intrados kan, o b’a jira ko kurulen tora finɛtiri setigi kɔnɔ. Dimensions checks-ovality, wall thinning, springback, ani centerline radius-b’a jira ko coil walima U{5}}bend bɛna sigi tube-sheets ni supports kɔnɔ k’a sɔrɔ a ma degun kojugu.
Nɛnɛ tilennenyali ni sigida latilenni bɛ to ka kɛ fɛn kɔrɔlenw ye. Nɛnɛ sɛgɛn dalajɛlen bɛ tugu, wa ni a tɛmɛna poroze daminɛ na, tubabu bɛ segin ka sumaya -enveloppe qualifié kɔnɔ walasa ka ductility sɔrɔ ani ka carbides sabati. Torch sumaya min tɛ kɔrɔsi, o bɛ kɔlɔsi bawo a bɛ se ka spot over-tempering walima hard rims lase.
Funteni furakɛli bolodara i n’a fɔ sigida, a tɛ labɛn i n’a fɔ patɔrɔn. Fɛn bɛ dilan cogo la min bɛ wele ko normalisé-ani-tempered; ni funteni minnu bɛ dilan, olu tɛmɛna dimi kɔrɔ kan-walima ni taabolo bɛ a ɲini-ka re-normalize-ani-temper dafalen kɛ (walima cycle subcritique bɛnkan) walasa ka ferritic matrix kelen lasegin ka kɔn hydrotest ni NDE ɲɛ. Funteni jatebɔsɛbɛn minnu sɛbɛnna cycle kelen-kelen bɛɛ la, olu bɛ bila turnover package kɔnɔ walasa bobine sigilen ka se ka tugu a ka funteni tariku yɛrɛ la.

Surface Integrity ani Saniya
Skala tolenw ni nɔgɔ minnu bɛ don a kɔnɔ, olu bɛ ɲɛnamaya surunya ani ka funteni-taamacogo dɔgɔya. ID saniyalen ni jalen min dakunw datugulen don ani a bɔgɔlan lakananenw bɛ dan sigi fɛnɲɛnamafagalanw doncogo la u marali ni u cituma na. Sɔncogo minnu bɛ ID/OD yecogo ni saniya kan, olu bɛ sɛbɛn ITP kɔnɔ ni nɔgɔ kɔlɔsili nafa ka bon kosɛbɛ.
Sɛgɛsɛgɛli ni NDE Matrix
Tubabu kelen-kelen bɛɛ bɛ sɛgɛsɛgɛ ni ji sɛgɛsɛgɛli ye walima ni kuran sɛgɛsɛgɛli ye min tɛ tiɲɛ i n’a fɔ ASTM A213 b’a ɲini cogo min na. Bobine kɔrɔlenw bɛ fara -janya dafalen eddy-current walima ultrasonic tɛmɛsira sɛgɛsɛgɛliw kan. Flattening, flare ani flange degeliw bɛ ductility jira walasa ka sigi. Fɛn ɲumanw dɔnni (PMI) ni bundle ye, o bɛ alloy-identité loop datugu.
Tablo - Sɛgɛsɛgɛli bolodacogo danma
|
Dakun |
Wajibiya min bɛ kɛ cogoya la |
|
Degun dafalen don |
NDE jilama walima kuran |
|
Tɛmɛsira min bɛ taa ɲɛ |
100% EC/UT ka baara gɛlɛnw kɛ |
|
Baarakɛcogo ɲuman |
Flatning / flare / flange sɛgɛsɛgɛliw |
|
Identité & traceabilité (lakɔli kɛcogo). |
PMI, funteni/lot kan MTC, bundle ID |
Handover Package ani Fournisseur ka kunnafoni
Jagokɛyɔrɔ saniyalen dɔ ye MTCw ye minnu sirilen don funteni ni bɔrɔw la, funteni-furakɛli taabolow, NDE sɛbɛnw ani PMI jaabiw bɛnkansɛbɛn kɔnɔ. Porozɛ minnu jɔra ASTM A213 T5 lamini na,Octal Pipe (Octal Pipe) yebɛ tubabukanw di minnu tɛ fɛn tiɲɛ ni kɔrɔsili/funteni-furakɛli kɛcogo ɲumanw ye ani a bɛ se ka seereya yɛrɛmahɔrɔnyalen labɛn ni ɲinini kɛra walasa dalilu ɲumanw ka jigin ka ɲɛ ka don a tigi ka QA/QC sitɛmu kɔnɔ.
Ɲininkaliw
J1: ASTM A213 T5 (ASME SA213 T5) tubabukan bɛ kɛ mun na?
A1:5Cr-0.5Mo ferritic alloy tubing seamless for boilers, superheaters, ani heat exchangers ka baarakɛyɔrɔ la funteni caman na yɔrɔ min na oksidan ni creep baarakɛcogo nafa ka bon.
J2: Tuma jumɛn na ne ka kan ka A213 T5 sugandi T11/T22/T9 nɔ na?
A2:T5 sugandi ni aw mago bɛ oksidan kunbɛncogo barikama na min ka bon-funteni sanfɛ ka tɛmɛ{2}}Cr hakɛ dɔgɔmanw kan; senna ka taa -Cr sugandiliw la minnu ka bon ni baara bɛ funteni/nɔgɔli hakɛ caman ɲini ka kɛɲɛ ni dilancogo kode ye.
J3: Ne ka kan ka mun ɲini walasa ka ASTM A213 T5 tubabukan jogo sɛgɛsɛgɛ sani a ka san?
A3:Aw bɛ MTC 3,1 ɲini ni funteni hakɛ ye, funteni-furakɛli cogoya, chimie/masin jaabiw, NDE wajibiyalen (ji sɛgɛsɛgɛli walima kuran sɛgɛsɛgɛli i n’a fɔ a ɲɛfɔlen don cogo min na), hakɛ sɛgɛsɛgɛliw, ani tugucogo/taamacogo dafalen.
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