Tubabu inox

Pipe min bɛ kɛ ni nɛgɛ ye min tɛ sɔgɔye nɛgɛ tubabufura ye min bɛ se ka sɔgɔsɔgɔ-, min dilannen don a lamini nabaarakɛminɛnw, kulori hakɛ, funteni, tansiyɔn, ani dilancogo(welding, bending, pickling/passivation (sɔgɔli, sɔgɔli, sɔgɔli/passivation). Pipe "right" tɛ sugandi ni grade tɔgɔ dɔrɔn ye-sannikɛlaw ka teli kasariya (ASTM/EN/ISO), fɛn dilannen cogoya (min tɛ sɔgɔ walima min bɛ sɔgɔ), ani sɛgɛsɛgɛli/sɛbɛnw hakɛfɔlɔ, o kɔfɛ, i ka kalasi ni dugukolo cogoya dafa min ka kan ka kɛ walasa ka dannaya kɛ waati jan kɔnɔ.

Pipe inox ye pipe ye min bɛ kɛ ni nɛgɛ ye min bɛ kɛ ka caya ji sɔgɔlenw na, degunba-tansiyɔn baara, ani funteni caman kɛli la. ASTM A312 / ASME SA312 sariyaw kɔnɔ minnu lakodɔnnen don diɲɛ kɔnɔ, nɛgɛso pibilikiw bɛ dilan cogoyaw la minnu tɛ sɔgɔ, minnu bɛ sɔgɔ, ani minnu bɛ nɛnɛ kosɛbɛ-baara kɛ walasa ka iziniw ka ɲinini gɛlɛnw dafa i n’a fɔ petoroli ni gazi, petoroli, kuran bɔli, ji saniya, dumuni ni minfɛnw, ani jɔli.

I n’a fɔ apibiliki inox dilannikɛlaani export-oriented supply partner inpipe inox Sinuwa jamana, Octal Pipe bɛ pipe inox dilan ni grade coverage bɛɛ ye, dimensions control tigitigi, ani quality assurance gɛlɛn. An ka fɛn dilannenw sɛgɛsɛgɛlen don ka kɛɲɛ ni diɲɛ sariyaba dɔw ye (ASTM, ASME, EN, DIN) wa u dabɔra walasa ka kiliyanw ka ɲinini kɛrɛnkɛrɛnnenw dafa baarakɛcogo kɔrɔw ni sigida baarakɛcogo la.

Octal Pipe bɛ pipe inox dilan minnu dilannen don ka kɛɲɛ ni ASTM A312 / ASME SA312 ani diɲɛ sariya wɛrɛw ye. O pibilikiw bɛ sɔrɔ cogo la min tɛ sɔgɔ, u bɛ sɔgɔ (ERW/EFW), ani u bɛ baara kɛ ni nɛnɛba ye (HCW), u bɛ se ka sɔgɔsɔgɔ kosɛbɛ, ka funteni fanga bonya, ani ka u hakɛ tigitigi di.
Ni u ka kalasi bɛ TP304/304L, TP316/316L, TP321, TP347, TP310S, Duplex 2205, ani Super Duplex 2507 kan, an ka nɛgɛso pibilikiw bɛ baara kɛ ni izini caman ye i n’a fɔ tulu ni gazi, petoroli, kemikɛli, kuran bɔli, ji saniya, dumuni ni minfɛnw, ani jɔli.

1.Scope & Base sariyaw

• ASTM A312 / ASME SA312 ye baara kɛ ni a ye – Ostenitiki nɛgɛ inox pipe min bɛ kɛ ka sɔgɔsɔgɔninjɛ caman kɛ ani ka baara kɛ ni funteni caman ye ; bɛ Seamless (SMLS), Welded (ni/ni filler tɛ), ani Heavily Cold Worked (HCW) kofɔ.
• Dimensions références : ASME B36.19M (pipe inox hakɛw/girinya) ani ASME B36.10M (ni a bɛ se ka kɛ).
• Sɛgɛsɛgɛli & sɛbɛnni: EN 10204 3.1/3.2 sɛgɛsɛgɛli seereyaw; kliyan ITP/seere min bɛ se ka sugandi.

2.Sariya minnu bɛ tali kɛ o la

• ASTM A213 / SA213 ye baara kɛ– Boiler ni superheater tubabukan na.
• ASTM A269 – Baarakɛminɛnw bɛɛ lajɛlen / minɛnw tubabukan.
• ASTM A358 – Kuran-fusion-welded (EFW) ostenitic pipe belebeleba-diameter.
• ASTM A789 / A790 – Duplex ani Super Duplex pipe inox.
• EN 10216-5 / EN 10217-7 – Tubabufura minnu tɛ sɔgɔ / minnu dilannen don ni sɔgɔsɔgɔ ye, ka kɛɲɛ ni degun ye.
• Baarakɛcogo nɔgɔlen min bɛ se ka kɛ: NACE MR0175 / ISO 15156.

3.Grade Denbayaw bɛ dilan

• TP304 / TP304L – 18Cr-8Ni ye a ka baara ye; kunba bɛɛ lajɛlen, weldable ani formable.
• TP316 / TP316L – Mo-bearing, a ka ɲi kosɛbɛ kulori baara la.
• TP321 / TP347 – Ti/Nb sabatilen, a bɛ intergranular corrosion post-welding bali.
• TP310S – Cr-Ni caman, a bɛ se ka oksidan kɛlɛ ni funteni kɔrɔtalen don.
• Duplex 2205 / Super Duplex 2507 – Fanga ka bon, SCC kɛlɛli ka bon kosɛbɛ.

4.Sɛbɛnni & Traceability (Sɛbɛnni & Traceability).

• MTR minnu bɛ ni kemikɛli sɛgɛsɛgɛli ye, masinw jaabiw, NDT sɛbɛnw, funteni furakɛli sɛbɛnw.
• Funteni nimɔrɔ taamasiyɛnni walasa ka tugu ɲɔgɔn kɔ dafalen na.
• PMI sɛgɛsɛgɛli bɛ sɔrɔ ni ɲinini kɛra.
• Kɔrɔsili ni IGC sɛgɛsɛgɛli minnu bɛ se ka kɛ (ASTM A262, G48).

316L Pipe inox

316L pipe inoxbɛ ɲɛfɔ tuma caman na kuloridi-ji bɛ min na, kemikɛli baarakɛyɔrɔ nɔgɔman, ani kɔgɔji{1}}kɛrɛfɛ nafamafɛnw kama bawo Mo-bɔrɔsi kemisi bɛ pitting resistance ɲɛ ka tɛmɛ 304/304L kan, k'a sɔrɔ "L" grade bɛ dɛmɛ don dilancogo lakananen na ni sensitization farati dɔgɔyali ye welding kɔfɛ.

Sannifeere la, .316L pipe inoxka kan ka ɲɛfɔ ni;

Pipe inox bɛ dilan caman na i n’a fɔseamless yewalimawelded (sɔgɔli) kɛra, wa a ka c' a la sugandili ɲuman bɛ latigɛ nibaara (degun/funteni/doni cyclique), a dilanni fɛɛrɛ, ani sɛgɛsɛgɛli hakɛ min wajibiyalen don poroze ITP fɛ. Sannifeere la, "seamless vs welded" ka dɔgɔn ka ɲɛsin ɲɛnatɔmɔli ma, wa a ka ca ni baara in bɛ sira di weld seam-ani o seam bɛna sɔn cogo min na ani ka sɛbɛn. A ka c’a la, Octal Pipe bɛ sugandili kɛ cogo min na ni a bɛ pake nɔgɔlenw -hakɛ ɲagaminenw fɔ.

Pipe inox sans couturebɛ sugandi tuma caman na ni baara ka gɛlɛn-degun ka bon, funteni ka bon, walima ni funteni cycling ka gɛlɛn-ani ni sannikɛlaw b’a fɛ ka pibiliki farikolo kelen sɔrɔ baarakɛcogo sira kɔrɔlenw kama. O fana ye sira ye min bɛ se ka kɛ cɛmancɛ misɛnnin caman na yɔrɔ minnu na seamless sɔrɔli barika ka bon ani weld-seam review bɛ gɛlɛya kunntanw fara a sɔrɔli kan. Sugandili kunbabaw ye ninnu ye:

• Spec/code bɛ ɲini k’a jɛya ko seamless
• Funteni caman-funteni walima cyclique service yɔrɔ min na design conservative de ka fisa
• Tight tolerance fit-up ka ɲɛsin spools prefabriqués ma

Pipe inox soudée(ERW/EFW) bɛ sugandi ka caya ka ɲɛsin cɛmancɛw ma minnu ka bon, boli tilennen janw, ani pakew musaka-nan, yɔrɔ minnu na ɲɛfɔli bɛ sira di sow jɔli ma. Yan, sannifeere sinsin bɛ wuli ka taa seam acceptance-weld process control, NDT scope (UT/RT yɔrɔ min na a bɛ se ka kɛ), ani surface condition requirements (pickling/passivation) minnu bɛ nɔ bila commissioning saniya la. Welda pakew kan, A ka c’a la, Octal Pipe bɛ seam inspection scope ni sɛbɛnw labɛn ka kɛɲɛ ni porozɛ ka sɔnni sira ye walasa yɔrɔ bɔli kana siri faamuyali la.

Sariya minnu bɛ kɛ porozew kan, olu dɔw yeASTM A312 ye(pipe inox austenitique), .ASTM A790 ye(pipe inox duplex), .ASTM A213 ye(boiler/funteni-falen-falen-tubabuw), .ASTM A269 ye(minɛnw tubabukan), aniASTM A358 ye(ostenitiki pipe belebele-OD soldalen).

Ni aw bɛ ka jateminɛ kɛ apibiliki inox dilannikɛla, min bɛ sɔrɔyɔrɔ dannamɔgɔ ni faratilen fara ɲɔgɔn kan tiɲɛ na, o ye izini-dakun seginkanni ye :grade verification, weld integrity (ka ɲɛsin pipe welded ma), dimensions sabatili, surface condition, ani traceability. I n’a fɔ aizini min bɛ kɛ ni nɛgɛ inox ye-dɛmɛn feerela inpipe inox Sinuwa jamana, Octal Pipe sigilen don walasa ka pipe inox bɔ ni controls ye sannikɛlaw bɛ se ka minnu jateminɛ porozɛ lakikaw kan-kɛrɛnkɛrɛnnenya la pake ɲagaminenw kan-grade pakew kan yɔrɔ min na 304L ani316L pipe inoxtɛ se ka to ka tɛmɛn .

An ka izini-kɛrɛfɛ-kɔlɔsili yɔrɔw ka teli ka kɛ:

• PMI / chimie sɛgɛsɛgɛli (ni a mago bɛ a la):bɛ -grade mix-ups juguw bali, o ye farati ye min bɛ sɔrɔ sɔrɔli la tuma caman na 304L/316L layini fɛnw kan.
• Dimensionnel (dimensionnel) kɔlɔsili:OD/WT, ovality, straightness-o bɛ a latigɛ fit-up speed for prefabrication spools ani boli janw.
• Soudure seam sɛgɛsɛgɛli (ka ɲɛsin soudure pipe ma):Sɛnɛ boliw kan i n’a fɔ 316L nɛgɛ inox pipe, an bɛ welda paramètres (funte donna finɛtiri, taama teliya, shielding coverage) datugu ani ka track seam stability ni in-line monitoring ye welda biɲɛw cogoya bɛ kɔlɔsi ka kɛɲɛ ni poroze sɔnni ye (a ka c’a la, a ɲɛfɔlen don i n’a fɔ dan minnu bɛ kɛ biɲɛ janya/a jukɔrɔla tigɛcogo la ani a labɛncogo la i n’a fɔ kogo janya baarakɛcogo), ani kɔnɔna biɲɛw minɛcogo bɛ ɲɛnabɔ yɔrɔ minnu na, a mago bɛ yɔrɔ minnu na walasa bore ka to cogo kelen na walasa ka a dilanni ni jibɔ baara kɛ.
• Surface cogoya kololi:pickling/passivation ani saniya wajibiyalenw ɲɛfɔlen don walasa ka "loks OK, fails in service/commissioning" kabakow bali.
• Export pakew & bɔli kartiw:Kosɔnpipe inox Sinuwa jamanasɔrɔli, poroze farati minnu bɛ sɔrɔ ɲɔgɔn fɛ, olu ye grade mix-up ye, surface damage, ani delayed release at receiving. Octal Pipe bɛ o nɔgɔya ni taamasiyɛn jɛlen ye, laban lakanani, bundle/frame packing sugandiliw, ani caman-based release pack min bɛ kartipipe taamasiyɛn → MTC → sɛgɛsɛgɛli sɛbɛnw. O kɔlɔlɔ ka nɔgɔn : ɲininiw ka dɔgɔ, segin-ka-bɔnyew ka dɔgɔn, ani depo bɔli teliya-bari pibiliki bɛ se i n’a fɔ sigida min bɛ kɔrɔsi, a tɛ se ka kɛ fɛnw kulu ye.

O de y’a To sannikɛla caman bɛ ɲinini Kɛpibiliki inox dilannikɛlawalimaizini min bɛ kɛ ni nɛgɛ inox yekɔnɔpipe inox Sinuwa jamanaaw kana aw janto kosɛbɛ fɛn bɛɛ lajɛlen ka fɔtaw la ani ka aw janto kosɛbɛ ni feerekɛla bɛ se ka to ka o kɔlɔlɔ kelen di: kalasi ɲuman (o la316L pipe inox), hakɛ bɛnnenw, yɔrɔ ɲuman, ani sɛgɛsɛgɛli dalilu ɲumanw-k’a sɔrɔ baara ma kɛ kokura sɔrɔli waati.

I n’a fɔ Inox Pipe Dilanbaga, Octal Pipe bɛ pipe inox bɔ ni a dilanni paramɛtiriw kɔlɔsilenw ye, ni seam integrity sɛgɛsɛgɛlen don (ni a bɛ se ka kɛ yɔrɔ min na), ani sɛgɛsɛgɛli sɛbɛnw minnu bɛ se ka tugu ɲɔgɔn kɔ.

1.Samless (SMLS) .

• Taabolo: Bilɛti sumaya → Piercing → Rolling → Sizing → Solution Annealing → Pickling → Testing.
• Nafa: Weld seam tɛ, a bɛ se ka da a kan degunba-degun ni baara kɔrɔlen na.

2.Souded (ERW / EFW) ye .

• Taabolo : Bandi walima plati dilanni → Soudure longitudinal/spirale → Solution annealing → Sizing → Straightening.
• Welding fɛɛrɛw : ERW/HFI, TIG/GTAW, SAW, EFW ka kɛɲɛ ni OD/WT ye.
• Nafa : Musaka-a bɛ sɔrɔ, a bonya ka bon, saniya suganditaw ni biɲɛ bɔli.

3.Baarakɛlaw ka nɛnɛba (HCW) .

• Taabolo: Nɛnɛ dɔgɔyali pipe welded + annealing kan.
• Nafa: Fanga bɛ bonya, muɲuli ka gɛlɛn, a laban ka nɔgɔn.

4.Suman furakɛli & Surface

• Solution Annealing: 1050–1150 degere teliya la.
• Surface Options: Annealed & pickled, bright annealed, satin-polished, mirror-polished.

5.Jɛkulu ka jogoɲini

• Hydrostatique sɛgɛsɛgɛli, Eddy Current/UT, Radiografie sur couture & corps.
• Masina sɛgɛsɛgɛli : Tensile, yield, hardness, flattening/flaring.
• Sɛgɛsɛgɛli minnu bɛ kɛ ni sɔgɔsɔgɔninjɛ ye minnu bɛ se ka kɛ: ASTM A262 (IGC), ASTM G48 (pitting).

Ni sannikɛla dɔ ye sources kɛpipe inox Sinuwa jamana, farati lakika tɛ "yala mansin bɛ se ka stainless dilan"-a ye ni feerekɛla bɛ sehold grade + size + surface cogoyatuma bɛɛ pake bɛɛ kɔnɔ. Octal Pipe ka porogaramu min tɛ sɔgɔ, o jɔlen bɛ o tiɲɛ de lamini na : tubabukan minnu tɛ sɔgɔsɔgɔ walasa ka OD sɛrɛkiliw siri ani ka yɔrɔ kɔlɔsi, ka fara pipe weldalenw kan minnu bɛ kɛ ni cɛmancɛbaw ye, olu bɛɛ bɛ bɔ izini sira dɔ la min bɛ wuli/ja, funteni furakɛli, tilennen, ani sɔgɔli fara ɲɔgɔn kan layini kelen kɔnɔ.

O kɔrɔ ye min ye PO lakika kan, o ka nɔgɔn. Ni poroze bɛ wele bila316L pipe inox(a ka ca a la a bɛ ɲagami 304L/321 walima duplex la), Octal Pipe bɛ se ka pake saniya ni a bɛ bɔli kɛ OD finɛtiriw kɔnɔ-seamless fo ka seΦ630 milimɛtɛrɛani ka welda fo ka seΦ2620 milimɛtɛrɛ, ni kogow janya ka teli1–35 mm-o la, sizing kana "workarounds" wajibiya mid-quote. Fɛn dilanni fan fɛ, sira ye minɛnw-boli ye: a280 wulilan + sɔgɔli, o de kosɔnnɛnɛ wulilen/nɛnɛ ja, o kɔfɛgazi nafama-gazi sɔgɔlianipickling (sɔgɔsɔgɔninjɛ) kɛlika ɲɛsin dugukolo sanfɛla labɛnni ma, ani laban natilennenyasani a ka bila. O taabolo cakɛda de bɛ dɛmɛ sabati fit-up ani fabrication kɛcogo min bɛ se ka fɔ ka ɲɛ, a tɛ kɛ dɔrɔn ka kalasi tɔgɔ sɛbɛn papiye kan.

Sariyaw ni kalataw bɛ datugu cogo min na EPCw bɛ sanni kɛ tiɲɛ na: pipes/tubes communs toASTM/ASME (A312/A213/A269; A789/A790) Kalanjɛ ni sɛbɛnni: kalanjɛ ni sɛbɛnni gafew., ka fara o kanEN (10216-5/10216-2), DIN (17456/17458), JIS (G3459/G3463), GOST (9941/5632), ani GB (14975/14976, 13296, 5310, 9948). A ka c’a la, kalasi sɔrɔli bɛ kɛ ni ɔsitɛni denbayaw ye (TP304/304L, TP316/316L, TP321, TP347, TP310S, TP317L, 904L), duplex/super duplex (S31803/S32205/S32750), ani nikɛri alloys sugandilenw (N08825/N08904/N08028/N08800) la. Kuma surun na: apibiliki inox dilannikɛlaseko min bɛ "don o don jiriw sɔgɔsɔgɔninjɛ" ni sɔgɔsɔgɔninjɛ-pake kɔrɔlenw bɛɛ datugu, ni nɛgɛso pibiliki izini sira ye min bɛ se ka bɔli kɛ cogo kelen na cɛmancɛw ni sariyaw bɛɛ kɔnɔ.

Aw ye ɲɔgɔn sɔrɔ sisan

Ɲininkaliw

 

 

Q:304 vs 316L pipe inox - ne ka kan ka jumɛn ɲɛfɔ?

A:Ni layini bɛna yekuloridiw (chlorures) ye(ji nɛnɛma, ko, kɔgɔjida fiɲɛ, saniyaji bɔli),316/316La ka c’a la, a ɲɛfɔlen don barisa molibdɛni bɛ a kunbɛncogo ɲɛ ka ɲɛsin sigida la pitting/crevice binkanni ma ni i ye a suma ni 304-series ye.316La ka ca a la a ka fisa ni bɔgɔlanw ye minnu bɛ sɔgɔsɔgɔ walasa ka dɔ bɔ sensibilisiyɔn farati la welda kɔfɛ.

J:ASTM A312 ni ASTM A213 ni ASTM A269 - danfara jumɛn bɛ u ni ɲɔgɔn cɛ (pipe ni tube)?

A:Miiri "baara + fɛn dilannen cogo":ASTM A312 yeye stainless yepipe (pipe) yewalasa ka funteni caman sɔrɔ ani ka baara kɛ ni fɛn bɛɛ ye min bɛ fɛnw sɔgɔ (min tɛ sɔgɔ walima min bɛ sɔgɔ).ASTM A213 yeyeseamless yeboiler/superheater/funteni-falenfalentubabukan na, aniASTM A269 yeye stainless yetubabukan na(min tɛ sɔgɔ walima min bɛ sɔgɔ) walasa ka sɔgɔsɔgɔninjɛ caman sɔrɔ-min bɛ se ka a kɛlɛ, ka funteni dɔgɔya/ka caya-funteni baara.

J:Seamless vs welded inox pipe - cogo di ne bɛ se ka sugandi ka sɔrɔ ka tɛmɛn-kɛrɛnkɛrɛnnenya la?

A:Sugandili kɛseamless yeni baara walima spec ka gɛlɛn (degun/funteni caman, cycling jugu, walima "seamless required"). Sugandiwelded (sɔgɔli) kɛrani spec y’a to a ni poroze ye nafa sɔrɔ OD/WT sabatilen na ani sɔrɔli la-o tuma na farati kɔlɔsi ni ɲɛfɔli yeseam NDT skɔpi(UT/RT/ET per ITP) ani dugukolo cogoya wajibiyalenw PO kɔnɔ.

J:Ne bɛ se ka kɛ cogo di ka se ka kɛ ni nɛgɛ inox pipe dilanbaga/izini ye Sinuwa jamana na sanni ka PO bila?

A:A ɲini ka kɛEN 10204 3.1seere sirilen bɛ lot dilen na (sɛgɛsɛgɛli jaabiw + sariya labatoli fɔlen), ani a bɛ ɲini ka tugu ɲɔgɔn kɔ ka bɔpipe taamasiyɛn → MTC → sɛgɛsɛgɛli sɛbɛnw; PMI fara a kan yɔrɔ min na grade-mix farati ka bon (misali la, 304L + 316L pakew). Nin ye fɛɛrɛ teliyalen ye ka de-risk "stainless steel pipe China" sourcing ani ka i yɛrɛ tanga -bɔli kɔtigɛlenw sɔrɔli ma.

Sɛbɛnw (certifications) minnu bɛ sɔrɔ

 

CE ka Seereyaw

ISO 9001 ka seereyaw

API Q1 Seereyaw

ABS ka Seereyaw

AP-5L ka seereyaw

API-5CT ka seereyaw

 

OD: 1 .milimɛtɛrɛ 6 – milimɛtɛrɛ 1200

Kogow ka bonya:0,3 – 50 mm (SCH 5S ka se XXS ma) .

Janya:6m, 12m, 20FT, 40FT, tigɛcogo ladamulen

A bɛ ban:Beveled, plain, threaded ni ɲɔgɔndanw

Surface Finish: Bamako, Mali.A/P, BA, polisi, miirili

Tags hot .: pipe inox, China inox pipe dilannikɛlaw, feerekɛlaw, izini