Butt Weld Nneɛma a Wɔde Yɛ Nneɛma

Butt weld nneɛma a wɔde yɛ nneɛmayɛ weld-awieɛ nneɛma (elbows, tees, reducers, caps, stub ends) a wɔde yɛ full-penetration welded joints wɔ process ne transmission lines so. Nneɛma titiriw a wɔde tɔ nneɛma bo abutt weld nneɛma a wɔde yɛ nneɛmayɛ dimensional repeatability-center-to-end, bevel geometry, ne schedule alignment-enti afuw mu welding, NDT, ne commissioning betumi adi ITP no akyi a enhia sɛ wɔsan yɛ adwuma bio. Octal Pipe de nneɛma a ɛne ASME/ASTM/EN hyia a ɛwɔ ɔhyew ayaresa a wɔakyerɛw ho asɛm, NDT akwan horow, ne MTC a wotumi hwehwɛ mu ma adwuma no a wɔayi no adi ma

Octal Pipe a Wɔde Yɛ Nneɛmayɛ nneɛma a wɔyɛbutt weld paipu a wɔde hyɛ muma oil & gas, petrochemical, ahoɔden, ne nsuo adwuma. Yɛyɛ DN15–DN1200 wɔcarbon dade (ASTM A234 WPB/WPC, P235GH), dade a wɔde afrafra (ASTM A234 WP11/WP22, P91/P92), ne dade a ɛnyɛ den (ASTM A403 WP304/304L/316/316L), a ɛtumi fa tɔn 10,000 ɔsram biara.

Nneɛma a Wɔyɛ & Nneɛma a Wɔhwɛ So:

• Wɔahyehyɛ na wɔde ɔhyew-ayɛ ho adwuma ama ahoɔden ne ahoɔden a ɛkɔ so daa
• Wɔde calipers, micrometers, ne gauges yɛ dimensional nhwehwɛmu de hwɛ hu sɛ ɛfata yiye
• UT (ultrasonic) nhwehwɛmu a ɛfa weld su ho, ne100% a weld ahorow no dii adanse-free
• Nneɛma a wɔde sɔ nneɛma hwɛ a wɔde spectrometers ne mfiri a wɔde sɔ mfiri hwɛ de hwɛ sɛ nnuru a ɛwɔ mu ne mfiridwuma mu nneɛma a ɛwɔ mu no yɛ nokware

Mfiridwuma ho mmoa a wɔde ma no bi ne:

• Nneɛma ne nhyehyɛe a ɛfata a wɔpaw ma nhyɛso kɛse-nhyɛso anaa nneɛma a asɛe
• Afotu a ɛfa welding ne installation nneyɛe ma smooth flow ne long service nkwa

Wɔde yɛn fittings adi dwuma wɔ EPC nnwuma mu wɔ Mfinimfini Apuei, Afrika, ne Amerika nyinaa, a ɛne ASME, ASTM, ne ISO gyinapɛn ahorow hyia, na wɔde ama wɔ adwuma nhyehyɛe ahorow mu.

Nneɛma akɛse: 1⁄2′′ – 48′′

Ɔfasu no mu duru: SCH 5 kosi SCH XXS

Awiei: Beveled (standard), Plain Ends (titiriw) .

Ɛne flanges, valves, ne pipes a ɛwɔ nhyehyɛe ahorow a wɔaka abom mu hyia

1. Forming (forging / ɔhyew a wɔde mia):wɔhyehyɛ fitting blank no ma ɛyɛ elbow/tee/reducer nsusuwii. Saa anammɔn yi na ɛkyerɛ ɔfasuo a ɛyɛ pɛ ne mfitiaseɛ geometry kɛseɛ, ɛno nti na ɛka fit-up on tẽẽbutt weld paipu a wɔde hyɛ mu.
2. Twitwa & nsusuwso:wɔtwitwa blank a wɔayɛ no na wɔde profile kɔ botaeɛ nsusuiɛ (sɛ nhwɛsoɔ no, mfimfini-kɔsi-awieɛ ne ne nyinaa tenten). Nsusuwii a ɛkɔ so daa ma spool fabrication yɛ repeatable-titiriw wɔ skid adwuma a nkwaa pii a wɔsan yɛ no so.
3. Beveling & awiei ahosiesie:weld awiei no yɛ machined to bevel profile a wɔhwehwɛ ne awiei squareness. Stable end prep boa welders ma wokura ntini tebea a ɛkɔ so daa; ɛbɛyɛ nea ɛyɛ nkate kɛse mpo bere abutt weld tube a wɔde hyɛ muwɔhyehyɛ no denam OD×WT so na wɔhwɛ kwan sɛ tight fit-up.
4. Ɔhyew a wɔde sa yare (ɛnam nneɛma a wɔde yɛ adwuma so):normalizing/annealing/solution annealing na wɔde di dwuma sɛnea nneɛma ne gyinapɛn no hwehwɛ. Madade a ɛnyɛ den butt weld paipu fittings, ɔhyew ayaresa a ɛteɛ yɛ nea wogyina so ma weldability ne agyapade a wodi so no fã.
5. Surface finishing + nea etwa to a wɔayi no adi:wɔtaa yɛ pickled/cleaned stainless fittings, afei wɔhwehwɛ lot no mu, hyɛ no agyirae, na wɔde nkrataa a wotumi hwehwɛ (MTC/lot mapping) gyae ma enti wobetumi agye shipment no atom sɛ wɔahyɛ sobutt weld nneɛma a wɔde yɛ nneɛma, ɛnyɛ asinasin a ɛho ayɛ hare a wɔadi afra.

Octal Pipe hyɛ nhyehyɛe a ɛkɔ akyiri a ɛfa multi-stage quality control program fi raw material so kosi fitting a wɔawie so:

1. Stable high-volume a ɛba:Octal Pipe tu mmirika pii forming lines afe-round de ma supply no kɔ so yɛ den ma bulk EPC packages-elbows, tees, reducers, ne caps-a ɛnnyɛ nhyehyɛe nhyɛso wɔ site no so.
2. Fit-up su a wotumi san yɛ bio:Process control twe adwene si dimensions welders te nka ankasa wɔ afuw mu-.ɔfasu no mu duru yɛ pɛ, ovality control, ne bevel geometry a ɛkɔ so daa-enti butt weld pipe fittings no ne pipe awiei hyia yiye na ɛtew grinding/rework so bere a wɔreyɛ welding no.
3. Inline end-prep consistency (bevel sɛ output a wɔahyɛ so):Sɛ anka wɔbɛfa beveling sɛ "simma a etwa to" anammɔn no, Octal Pipe de end-facing/beveling stations a wɔatu ho ama a ɛwɔ angle/asase nhwehwɛmu di dwuma, na ɛma bevel profile yɛ pɛpɛɛpɛ wɔ lots-enti ntini tebea kɔ so yɛ den wɔ RT/UT-driven weld acceptance bere mu.
4. Forming + heat-ayaresa nteɛso wɔ line level:Wɔnam akwan a wɔahyɛ so a wɔfa so yɛ ade ne ɔhyew a ɛne no hyia -ayaresa kyinhyia (normalizing/annealing/solution annealing by grade) so na ɛyɛ, a batch traceability a wɔhwɛ so denam station biara so-enti mfiri su ne weldability yɛ nea wotumi san yɛ bio, ennyina operator su so.
5. Engineering mmoa a esiw mfomso a ɛba wɔ nneɛma a wɔkra mu ano:Ansa na wɔde bɛmena no, Octal Pipe betumi ahwɛ isometrics/MTOs mu de asi LR/SR, concentric vs eccentric orientation, nhyehyɛe nsakrae, ne end-prep ahwehwɛde ahorow-kwati "wrong fitting type" delays a ɛtaa ba fi fit-up nkutoo so dua.
6. Export-ahobanbɔ a wɔasiesie:Standardized marking, end protection, ne bundle/crate packing ma bevels ne sealing faces bɔ ho ban bere a wɔredi ho dwuma, enti fittings du hɔ a wɔasiesie wɔn ho sɛ wobegye nhwehwɛmu ne welding mmom sen sɛ wɔbɛka -up adwuma.

Butt weld fittings (mfiase paipu a wɔde ahyɛ mu):

• Mubutt weld paipu a wɔde hyɛ mu, ade titiriw a wɔde di dwuma nenhyehyɛe a wɔde bɛyɛ adwuma-ɛsɛ sɛ fitting no ne pipe no OD/WT abusua no hyia enti wɔrenhyɛ welder no sɛ "ɔmma ɛnyɛ fit" denam ntini asase no a ɔbɛyam anaasɛ ɔbɛbue gap no so. Wɔ Octal Pipe packages so no, yɛtaa si so duaNPS + nhyehyɛe (anaasɛ OD×WT) .na lock fitting standard (sɛ nhwɛso no, B16.9) sɛnea ɛbɛyɛ a center-to-end ne bevel geometry tra hɔ pɛpɛɛpɛ wɔ spool run no nyinaa so.

Butt weld tube fittings (tube OD a ɛnhyia asiane):

• Butt weld tube nneɛma a wɔde hyɛ muyɛ baabi a nnwuma hwere bere efisɛ "size wording" betumi de OD nhyehyɛe ahorow asie. Tube-based BOMs taa fa asɛm kaOD×WT tẽẽ, bere a pipe-based BOMs de di dwumaNPS/SCH na ɛwɔ hɔ-na nsɛsoɔ ketewa bi bɛyɛ fit-up haw kɛseɛ berɛ a nkwaa pii yɛ orbital-welded anaa prefabricated wɔ skids so. Nsiesiei a mfaso wɔ so no yɛ mmerɛw: fa tube fittings di dwuma sɛneaOD-ahyɛde afã horowna kyerɛ mating tube OD gyinapɛn (ne OD×WT pɛpɛɛpɛ) wɔ PO no mu, ɛnyɛ ne kɛse a wɔfrɛ no din kɛkɛ.

Stainless dade butt weld paipu fittings (release asiane nyɛ grade nko):

• Madade a ɛnyɛ den butt weld paipu fittings, huammɔdi a ɛtaa ba no nyɛ "mfomso 316L"-ɛyɛ release ne fabrication ahodwiriwde: soro tebea a stains bere a wɔkora so, ɔhyew-ka nsɛm a ɛma welding yɛ den, ne mixed-lot traceability a brɛoo gye nhwehwɛmu. Octal Pipe ma stainless fitting release audit-adamfofa kwan so denam PO no a ɛne no hyia soabasobɔde mu pefeeyɛ (304L/316L) .nea ɛka ho newie/ahotew akwanhwɛ, ne nneɛma a wɔde fa po so hyɛn nelot map (ahyɛnsode → MTC) .enti wobetumi de fittings ayɛ stage denam ɔhyew ne ne kɛse so a wɔrenhyehyɛ bio wɔ sotɔɔ no mu.

• Shutdown tie-ins wɔ live rack line (brownfield revamps):

Mpɛn pii no, adwumayɛfo a wɔyɛ adwuma no twa wɔn ho mu90℃LR elbows + tees a ɛtew sosɛ wobɛsan atwa mmoa ho ahyia, de instrument take-offs aka ho, anaasɛ wobɛkyekyere skid foforo akɔ header a ɛwɔ hɔ dedaw mu wɔ outage window tiawa bi mu. "Nokware" asɛnnennen no ne fit-up speed-sɛmfinimfini-kɔ-awieianaasɛ bevel no nhyia, welders kowie grinding asase/nhini gap, na joint no bɛyɛ den sɛ wɔbɛfa RT/UT. Wɔ Octal Pipe packages so no, yɛtaa stage fittings denamISO line list a wɔahyehyɛ(size/schedule/material), enti welding kuw no betumi apaw elbow/tee a ɛfata a wɔde asi hɔ wɔ spool biara mu a wɔmfa afasu nfrafra.

• Pipe spool prefabrication ma modular skids (welds a wɔtaa yɛ, tolerances a ɛyɛ den):

Skid sotɔɔ ahorow no tu mmirika ɔhaha pii a wɔtaa yɛ no nkwaa-.concentric reducers, kyɛw, tees, ne tiawa-radius elbows-baabi a nhyehyɛe biako a ɛnteɛ betumi ayɛ cascade akɔ rework mu wɔ batch mũ no nyinaa mu. Wɔ nneyɛe mu no, asiane no yɛ "thin-to-thick" nsakrae a ɛhyɛ parameter nsakrae mid-run ne slow production. Octal Pipe boa skid fabrication denam aligning PO no soNPS/SCH (anaasɛ OD×WT) .na wɔde fittings a ɛwɔ agyiraehyɛde a emu da hɔ ne pii-mapped release pack, enti spools tra hɔ pɛpɛɛpɛ fi weld a edi kan kosi hydrotest a etwa to.

• Pɔmpɛ a wɔtwe / drainable nhyehyɛe no tu mmirika (orientation-sensitive fittings):

Wɔ pɔmpɛ adwumayɛbea ne adwumayɛbea ahorow a wɔyɛ nneɛma mu no, .nneɛma a ɛtew so a ɛyɛ nwonwawɔde di dwuma titiriw de kwati mframa kotoku na wɔkura suction a ɛyɛ den-taaflat-wɔ-atifi (FOT) .wɔ horizontal suction lines so, na wɔde oriented reducers/tees di dwuma de ma nsuo a ɛkɔ nsuo mu no kɔ so tra hɔ. Adwumayɛ anim ɛyaw no nyɛ "reducer no wɔ hɔ," ɛyɛ sɛ reducer no ba a orientation defined, enti afuw kuw no flips no mfomso na akyiri yi akyi vibration / cavitation anaa drainage nsɛm. Octal Pipe taa si reducer orientation requirement (FOT/FOB) no so dua bere a wɔrefa asɛm aka no de asiw saa beae nteɛso a wobetumi akwati no ano.

• High-ɔhyew utility headers (steam, ɔhyew-transfer, ɔhyew nkitahodi):

Saa packages yi de wɔn ho to reducers, tees, ne elbows a ɛsɛ sɛ ɛne alloy pipe nhyehyɛe ne ɔhyew-treatment tebea hyia so kɛse. Mpɛn pii no, nea wɔde wɔn adwene si nhwehwɛmu no sonneɛma a wotumi hwehwɛ + ɔhyew-ayaresa ho adanse + NDT scopeefisɛ wuranom mpɛ sɛ wɔde fittings a enni nkrataa bɛhyɛ header a ɛbɛkyinkyin ɔhyew mu mfe pii so. Octal Pipe taa de alloy fitting lots a release adanse no map to markings sɛnea ɛbɛyɛ a owura nhwehwɛmu betumi aprapra batch no a enni hold points.

Di nkitaho mprempren

FAQ

 

Q: Butt weld fittings vs butt weld pipe fittings vs butt weld tube fittings - nsonsonoe bɛn na ɛwɔ mu?

A:Wɔ nsɛm a wɔakyerɛkyerɛ mu dodow no ara mu no, .butt weld paipu a wɔde hyɛ muno kɛse te sɛNPS/DN + nhyehyɛe(Wɔasiesie OD ama NPS biara, wɔde nhyehyɛe na ɛka ɔfasu no).Butt weld tube nneɛma a wɔde hyɛ muno kɛse te sɛ neaankasa tube OD + ɔfasu, enti "2 inch tube" nyɛ kasa koro ne "NPS 2 pipe." Sɛ wo line list no yɛ tubing (instrumentation/sanitary/mechanical tubing) a, ɛsɛ sɛ PO no katube OD + ɔfasu + gyinapɛnsɛnea ɛbɛyɛ a wobɛkwati fit-up a ɛnhyia.

Q: Bevel bɛn na butt weld pipe fittings taa de ba (na dɛn na ɛsɛ sɛ wɔhwɛ ansa na fit-up)?

A:Standard butt-weld end prep taa di akyiASME B16.25 na ɛwɔ hɔ: a 37.5 digrii ± 2.5 digriibevel angle (afã biara) ne nea wɔtaa yɛntini anim (asase) bɛyɛ 1.6 ± 0.8 mm(nsusuwii ahorow no gu ahorow wɔ awiei kwan so). Wɔ site no, "siw rework" nhwehwɛmu a ɛyɛ ntɛm sen biara nebevel angle + asase a ɛkɔ so pɛpɛɛpɛ + awiei squareness, efisɛ eyinom drive ntini tebea ne RT/UT gye a wogye tom wɔ nea edi kan a ɛtwam no so.

Asɛmmisa: Ɛyɛ teateaa dɛn na wobetumi de B16.9 fitting atoto paipu nhyehyɛe (fasu-thickness control) ho?

A:MaASME B16.9butt-welding fittings, gyinapɛn no frɛ aɔfasu no mu duru a ɛba fam koraa yɛ 87.5% .(gye sɛ nea ɔtɔ no kyerɛ abodwokyɛre soronko). Sɛnea ɛte no, ɛno nti na ɛsɛ sɛ adetɔfo kyerɛ no yiye nokɛse + nhyehyɛe + gyinapɛn, na sɛ wopɛ spools a ɛho hia a, fa nkyerɛwde bi ka ho maend-beae no mu duru sohwɛ(baabi a OD/ID a wodi so no betumi ahwehwɛ sɛ wɔyɛ mpɔtam hɔ kɛse).

Q: Wɔ stainless dade butt weld paipu fittings, dɛn na ɛsɛ sɛ wɔkyerɛ na wɔakwati mfomso -grade releases (304L vs 316L)?

A:Kyerɛkyerɛ sɛASTM A403/A403M na ɛwɔ hɔabasobɔde a ɛda adi pefee (sɛ nhwɛso no, .WP304L / WP316L na ɛyɛ adwuma) na wɔhwehwɛagyiraehyɛde + ɔhyew/lot traceabilityenti nhwehwɛmu a wogye no betumi ne fitting → MTC → ɔhyew ahyia. ASME B16.9 agyiraehyɛde no ka nneɛma te sɛnea ɔyɛe no ho nkyerɛkyerɛmu, nneɛma a wɔde yɛe no ho nkyerɛkyerɛmu, ne ne kɛse; sɛ wopɛ mixed-grade projects a, fa ka hoPMI ahwehwɛde ahorow(sɛ nhwɛso no, PMI wɔ ɔhyew biara-lot anaa 100% wɔ nneɛma a ɛho hia a wɔakyerɛ so). Wɔ Octal Pipe supply packages mu no, wobetumi de PMI amanneɛbɔ ne heat-lot mapping aka MTC set no ho bere a wɔabisa no.

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Gyinapɛn ahorow:ASME B16.9, ASTM A234, ASTM A403

Nneɛma a Wɔde Yɛ:Carbon, Alloy, Stainless, Dade a Ɛyɛ Duplex

Nneɛma akɛse: ½″ – 48″

Ɔfasu Ho Nhyehyɛe:SCH 5 – XXS

Nneɛma ahorow:Elbow, Tee, Reducer, Cap, Mmeamudua, Stub Awiei

Nkitahodi ahorow:Butt weld (gyinabea), Socket/Threaded (nkɛse nketewa) .

Tags a ɛyɛ hyew .: butt pipe fittings, China Butt Weld Fittings ayɛfo, wɔn a wɔde ma, adwumayɛbea