Butt Weld Fittings
Ol samting: Kabon Stil, Aloi Stil, Steinles Stil, Dupleks / Supa Dupleks
Sais: 1⁄2′′ – 48′′
Tiknes bilong banis: SCH 5 – SCH XXS
Ol kain: Elbo (45 digri, 90 digri, 180 digri), Ti, Reduser, Kep, Kros, Stub Ends
Ol arere: Ol arere i gat 'beveled' (standet), ol arere we i no gat mak i stap
Hat Tritmen: Nomalis, Annealed, Quenched & Tempered, Solution Annealed
Testing & QA: Dimensional checks, NDT (UT, MT, PT, RT), Hydrostatic
Ol wok: Oil na Ges, Kemikel, Pawa, Wara Tritmen, Indastriel Paip
Ol 'butt weld fittings'em ol 'weld-end components (elbows, tees, reducers, caps, stub ends) we ol i save yusim long wokim ol 'full-penetration welded joints long ol proses na transmisin lain. Ki prokiumen veliu bilongol 'butt weld fittings'em i 'dimensional repeatability-center-to-end, bevel geometry, na schedule alignment-so field welding, NDT, na commissioning i ken bihainim ITP na i no gat fit-ap wok gen. Octal Pipe i save saplaim ol ASME/ASTM/EN kompliant fiting wantaim ol pepa bilong hat tritmen, NDT opsen, na MTC we ol i ken painim long projek rilis
Oktal Paipwokimol paip bilong weldbilong oil na ges, petrokemikel, pawa, na wara projek. Mipela i save kamapim DN15-DN1200 insait longkabon stiel (ASTM A234 WPB/WPC, P235GH), aloi stiel (ASTM A234 WP11/WP22, P91/P92), na steinles stiel (ASTM A403 WP304/304L/316/316L), we inap long karim 10,000 ton long olgeta mun.
Prodaksen na Kwaliti Kontrol:
- Ol i wokim na hat-tritim bilong strong na stap longpela taim
- Ol sekim bilong sais bilong ol samting yusim ol 'calipers', 'micrometers', na ol 'gauges' long lukim olsem ol i fit gut
- UT (ultrasonic) inspeksen bilong weld kwaliti, wantaim100% bilong ol weld i no gat asua
- Ol masin bilong skelim ol samting wantaim ol 'spectrometers' na ol masin bilong skelim ol samting bilong sekim ol kemikal na ol samting bilong ol masin
Teknikel sapot i gat:
- Yu mas makim stretpela samting na sediul bilong ol ples we i gat bikpela presa o i save bagarapim ol samting
- Givim edvais long welding na instolesen praktis bilong gutpela ron na longpela sevis laip
Ol i bin yusim ol samting bilong mipela long ol EPC projek long olgeta hap bilong Midel Is, Afrika, na Amerika, na ol i bihainim ol ASME, ASTM, na ISO standet, na ol i givim long ol projek sediul.

Ol standet na ol mak bilong ol samting
| Samting | Tipikel Saplai (Oktal Paip) |
|---|---|
| Ol standet | ASME B16.9, ASTM A234/A403, EN 10253 (na MSS SP-43 we i gat) (Octal Pipe Co., Ltd.) |
| Ol samting | Kabon / aloi / steinles; tupela haus sapos yu askim (Octal Pipe Co., Ltd.) |
| Sais ranj | 1/2"–48" (DN15–DN1200) (Octal Pipe Co., Ltd.) |
| Banis (sediul) | SCH 5 i go long XXS (Octal Pipe Co., Ltd.) |
| Ol kain | 45/90/180 ol elbo, ol ti, ol 'reducer', ol 'caps', ol 'crosses', ol 'stub ends' (Octal Pipe Co., Ltd.) |
| I pinis | Beveled pinis standet; ol 'plain ends' i stap (Octal Pipe Co., Ltd.) |
| QA opsen | Ol 'dimensional checks' + UT/MT/PT/RT long wan wan ITP; hydro/pneumatic sapos yu askim (Octal Pipe Co., Ltd.) |
Sais: 1⁄2′′ – 48′′
Ol tikpela bilong wol: SCH 5 i go long SCH XXS
Ol pinis: Beveled (standet), Plain End (spesel)
Em inap long wok wantaim ol 'flanges', 'valves', na ol 'pipe' insait long ol 'integrated systems'
Ol kain samting bilong 'But Weld'
| Kain bilong fitim | Ol kain kain (wanem samting yu mas kolim) | Wanem samting ol i yusim long sait (wokfront konteks) | Ol bikpela samting bilong abrusim wok gen |
|---|---|---|---|
| Elbo | 45 digri / 90 digri / 180 digri; LR (1.5D)vsSR (1.0D) | Rot klostu long ol 'rack', ol 'sleper', ol 'skid'; holim 'slope'/drain long ol 'process' na 'utility' lain | KonfemLR egensim SR, NPS/SCH (o OD×WT), na bevel long standet olsem na fit-ap i no nidim grinding |
| Ol tis | Wankain ti / Daunim tee | Bransim ol het tok i go long ol instramen/ikwipmen tie-ins; ol han bilong 'spool' we ol i wokim | Tok klia long sais bilong brens; konfemsediul bilong brensna ol tolerans olsem na 'branch mismatch' i no opim 'root gap' |
| Ol 'reducers' | Konsentrik / Eksentrik (flat-on-antap / flat-on-daunbilo) | Konsentrik bilong ol lain i sanap stret; narakain long pump saction na drainable runs | Steitkisim lain raun long nupela ples(FOT/FOB) + senis sediul bilong stopim ol 'air pocket' o 'slope loss' |
| Ol kep | Standet kep; hevi wol / presa kep | Pasim pinis bilong ol paip bilong ol 'hydrotest blinds', ol 'dead-ends', ol 'fiuture tie-ins' | Mekim mak longsediul bilong paip; konfemim pinis prep bai kep i no ken kamap wanpela liklik-i go long-tikpela weld hevi |
| Ol kros | Ikwel kros / daunim kros (i no save kamap planti taim) | Ol liklik manifold na instramen i save lus taim spes i sot | Konfemim 'feasibility': ol kros i save pilim 'dimensional tolerance'-planti taim i gutpela long yusim tupela 'tee' sapos 'spec' i no nidim kros |
| Stub Ends / Lap Joints | Sotpela / longpela patenol pinis bilong 'stub'; yusim wantaim lap-join flange | Ol 'spool' bilong mentenens planti taim, ol paip koneksen i gat lain, ol rot bilong daunim korosen | Singautpeten, longpela bilong pes, na 'mating flange' standet olsem na 'bolt-up' na 'gasket seating' em ol i ken save long en |

Butt Weld Fittings Manufacturing Process (Factory Sequence)
- Wokim (wokim / presim long hat):ol i wokim 'fitting blank' i kamap olsem 'elbow/tee/reducer' seip. Dispela step i save makim bikpela hap bilong wol yunifom na besik jiometri, na dispela i as na em i save afektim stret fit-ap longol paip bilong weld.
- Katim na sepim:ol i katim na stretim dispela 'blank' i go long mak bilong en (olsem, namel-i go inap long-en na longpela bilong en). Sapos yu sepim wankain samting, dispela i mekim na ol i ken wokim ol 'spool' planti taim-espeseli long wok bilong 'skid' we i gat planti 'joint' i kamap planti taim.
- Beveling na redim pinis:ol i masinim ol arere bilong weld i go long 'bevel profile' na 'end squareness' we ol i laikim. Stable end prep i helpim ol welda long holim gutpela rop kondisen; em i kamap moa yet taimol 'butt weld tube fittings'ol i oda long OD×WT na ol i ting bai ol i fit gut-ap.
- Hatim tritmen (long mak bilong ol samting):normalising/annealing/solution annealing em ol i save mekim olsem ol samting na standet i laikim. Bilongol 'stainless steel butt weld pipe fittings', stretpela 'heat treatment' em i hap bilong 'release basis' bilong 'weldability' na 'property compliance'.
- Pinis bilong pes + laspela rilis:ol i save klinim ol 'stainless fittings', na bihain ol i save sekim, makim, na lusim wantaim ol pepa we ol i ken painim (MTC/lot maping) bai ol i ken kisim sipmen olsem ol i bosimol 'butt weld fittings', i no miksim ol liklik hap.
Inspeksen na Kwaliti Asurens
Octal Pipe i strongim wanpela gutpela multi-stej kwaliti kontrol program stat long ol 'raw material' i go inap long pinis bilong 'fitting':
| QC samting | Wanem samting mipela i sekim | Ol namba bilong kontrol / akseptens we ol baia i save yusim | Wanem samting yu kisim insait long rilis pek |
|---|---|---|---|
| Kemistri verifikesen (PMI/OES) | Gret konfemesen bilong stopim ol miks-ap (esp. 304L/316L) | 100% hat-levelverifikesen; long ol miks-greid oda planti baia i nidim100% hap PMI | PMI/OES ripot + 'heat/lot mapping' |
| Ol tes bilong masin | Tensile / yield / elongation (long wanwan hat/lot) | 1 set long wanwan hat(o long wan wan lot) olsem as mak; sampela moa tes long wanwan ITP bilong bikpela wok | MTC + lab tes ripot |
| Billet/bodi UT (laminations) | Gutpela krai insait long bodi pastaim/bihain long kamap | Planti taim ol i save makim olsem100% UT skeningbilong ol bikpela samting o hevi wol | UT ripot wantaim skop + risal bilong kisim |
| Dimensenel kontrol | OD/ID, WT, ovality, senta-i go long-en | Ol kontrol bilong stua:ovality Liklik o wankain olsem 1.0% bilong OD; WT i no aninit long mak bilong > 12.5%(komon minimam rul); senta-i go long-en i sekim long B16.9/EN 10253 | Dimensional inspection sheet (lot-based) |
| Bevel & end prep | Bevel angle / root face / squareness | Komon bevel beis (ASME B16.25 stail):37.5 digri ± 2.5 digri; pes bilong rop i save~1.6 mm (1/16")(projek i ken kamap strong); pinis skwea planti taim ol i save bosim longLiklik o wankain olsem 1.0 mm | End-prep inspeksen rekot + ol poto sapos yu askim |
| Kontrol bilong hat tritmen | Normalising / annealing / solution annealing (olsem i stret) | Pasin bilong painim 'furnace' wantaim 'controlled cycle'; planti papagraun i save askim longol jat bilong tempereja long wan wan lainna sekim strong bilong en long hap we i gat nid | Heat-tritmen jat / rekot + hatnes ripot (sapos yu makim) |
| Sekim bilong pes | Ol fold, lap, krek, inklusen | 100% lukluk; bilong 'stainless' "klinpela pes" ol i save raitim long PO (no gat skel i stap insait, nogat sap arere/burr) | Visual inspeksen seklis |
| NDT (wanwan samting & ITP) | MT/PT/UT/RT olsem ol i nidim | Ol kain ITP paten:MT/PT 100%long ol bikpela hap graun;RT 10-100%tasol taim ol i givim ol 'welded fittings' / taim ITP i singautim | NDT ripot wantaim kavrej skop + risal |
| Presa / lik tes (taim i gat nid) | Hydro / pneumatic | Sapos yu tok klia: haidro planti taim1.5 × presa bilong disain; holim taim planti taimBikpela o wankain olsem 30-120 s(ITP-defined) | Ripot bilong tes (presa/holim/taim/planti) |
Ol gutpela samting bilong teknikel
- Stebol hai-volium autput:Octal Pipe i save ranim planti 'forming lines' long olgeta yia long holim saplai i stap gut long ol bikpela EPC paket-ol 'elbows', 'tees', 'reducers', na 'caps-na i no gat hevi long sediul long sait.
- Ripitim fit-ap kwaliti:Proses kontrol i lukluk long ol mak we ol welda i save pilim insait long fil-wol tiknes i wankain, ovaliti kontrol, na wankain bevel jiometri-olsem na ol 'butt weld' paip fiting i stret wantaim ol arere bilong paip na daunim wok bilong grisim/wok gen long taim bilong weldim.
- Inline end-prep consistency (bevel olsem wanpela kontrol autput):Octal Pipe i no tingim 'beveling' olsem wanpela "laspela-minit" step, tasol em i yusim ol 'end-facing/beveling stesin wantaim ol 'angle/land checks', na mekim 'bevel profile' i stap wankain long olgeta hap-olsem na ol 'root conditions' i stap gut long taim bilong RT/UT-weld acceptance.
- Wokim + hat-tritmen disiplin long lain level:Ol i save kamapim ol 'elbows/tees/reducers' long rot bilong ol 'controlled forming routes' na ol 'heat{0}}treatmen saikel (normalising/annealing/solution annealing by grade), wantaim 'batch traceability' i stap long wanwan stesin-olsem na ol 'mechanical properties' na 'weldability' i ken kamap gen, na i no dipen long man i save yusim.
- Sapot bilong enjiniaring we i stopim ol rong long oda:Pastaim long salim i go, Octal Pipe i ken glasim ol 'isometrics'/MTOs long konfemim LR/SR, 'concentric' na 'eccentric' 'orientation', 'schedule transitions', na ol 'end-prep requirements-na abrusim ol 'rong fitting type' delei we i save kamap tasol long fit-up.
- Ekspot-redi proteksen:Ol mak we i stap wankain, lukautim pinis, na 'bundle/crate packing' i save lukautim ol 'bevel' na 'sealing faces' taim ol i holim, olsem na ol 'fittings' i save kamap redi long kisim inspeksen na weldim na i no wok bilong tatsim.

Butt Weld Fittings "Fit-Ap Risk Map" (Pipe vs Tube vs Stainless)
Ol 'butt weld fittings' (ol 'baseline pipe packages'):
- Insaitol paip bilong weld, bikpela samting bilong bosim emstretim sediul-fiting i mas wankain olsem OD/WT famili bilong paip olsem na welda i no ken fosim em long "mekim em i fit" long rot bilong grisim as bilong paip o opim spes. Long ol Octal Pipe paket, mipela i save konfemimNPS + sediul (o OD×WT)na lokim 'fitting standard' (olsem, B16.9) bai senta-i go long -en na 'bevel geometry' i stap wankain long olgeta 'spool run'.
Ol 'butt weld tube fittings' (risk bilong 'tube OD' i no stret):
- Ol 'butt weld tube fittings'em ol hap we ol projek i save lusim taim bikos "sais toktok" inap haitim ol narapela narapela OD sistem. Ol BOM we i stap long 'Tube-' i save kolim planti taimOD×WT stret, taim ol BOM we i stap long paip- i yusimNPS/SCH-na liklik hevi i kamap olsem bikpela hevi bilong fit-ap taim planti join i weldim o ol i wokim pinis long ol skid. Rot bilong stretim em i isi: tritim ol 'tube fittings' olsemOD-ol komponen we i bosimna makim OD standet bilong 'mating tube' (na stretpela OD×WT) insait long PO, na i no wanpela sais tasol.
Ol 'stainless steel butt weld pipe fittings' (risk bilong lusim em i no long gret tasol):
- Bilongol 'stainless steel butt weld pipe fittings', komon feil i no "rong 316L"-em i rilis na fabrikesen saprais: kondisen bilong pes we i gat mak long taim bilong putim, hat-afektim ol hevi we i mekim welding i hat, na miks-lot traceability we i sloim wok bilong sekim. Octal Pipe i save mekim 'stainless fitting release audit- i stap gut long rot bilong stretim PO i go longmak klia (304L/316L)na tupinis/klinim ekspektesen, na salim wantaimmaping bilong hap graun (mak → MTC)olsem na ol i ken makim ol samting long hat na sais na ol i no ken stretim gen long plua bilong stua.
Ol Aplikesen / Ol Wokfront Scenario (We Ol i Yusim Ol Butt Weld Fiting)
- Shutdown tie-ins on a live rack line (brownfield revamps):
Ol kru i save katim90 digri LR elbo + daunim tilong senisim rot bilong ol sapot, putim ol 'instrument take-offs, o pasim wanpela nupela 'skid' i go insait long wanpela 'header' we i stap pinis long taim bilong sotpela 'outage window'. "Trupela" salens em long fit-ap spit-saposnamel-i go long-piniso 'bevel' i no wankain, ol welda i save pinis long grindim graun/rus gap, na join i kamap hat long abrusim RT/UT. Long ol Octal Pipe paket, mipela i save putim ol fiting longISO lain lista(sais/sediul/samting), olsem na tim bilong weldim i ken makim stretpela 'elbow/tee set' long wan wan 'spool' na ol i no ken miksim ol wol.
- Pipe spool prefabrication bilong ol modular skids (ol weld i save kamap planti taim, ol tait tolerans):
Ol stua bilong skid i save ranim planti handet 'repeated joints-ol 'concentric reducers', 'caps', 'tees', na sotpela -radius elbo-we wanpela rong sediul inap long kamapim wok gen long olgeta lain. Long praktis, hevi em i "thin-i go long-thick" senis we i fosim ol senis long paramita namel long-ran na sloim prodaksen. Octal Pipe i sapotim wok bilong skid long rot bilong stretim PO i go longNPS/SCH (o OD×WT)na givim ol fiting wantaim klia mak na planti -map rilis pek, olsem na ol 'spool' i stap wankain long namba wan weld i go inap long laspela 'hydrotest'.
- Pump suction / drainable process runs (orientation-sensitive fittings):
Insait long ol pam stesin na ol proses yunit,ol 'eccentric reducers'ol i save yusim stret long abrusim ol 'air pocket' na holim gutpela 'suction'-planti taimflat-on-top (FOT)long ol 'horizontal suction lines', na ol i yusim ol 'oriented reducers/tees' long holim ol 'drain slopes'. Pen bilong wok i no olsem "reducer i stap," em i olsem reducer i kamap na i no gat orientesen i stap, olsem na fil tim i tanim rong na bihain ol i ranim ol hevi bilong 'vibration/cavitation' o 'drainage'. Octal Pipe i save konfemim 'reducer orientation requirement' (FOT/FOB) long taim bilong 'quoting' bilong stopim dispela 'avitable site correction'.
- Ol het bilong ol yutiliti bilong hai-temperature (stim, hat-transfer, ol koneksen bilong hita):
Ol dispela paket i save dipen long ol 'reducer', 'tee', na 'elbow' we i mas wankain olsem ol 'alloy pipe schedule' na ol 'heat-treatment states. As tingting bilong sekim em i save stapmaterial traceability + heat-tritmen evidens + NDT skopbikos ol papagraun i no laikim ol i putim ol samting we i no gat pepa long en long wanpela het we bai i wok long hat inap planti yia. Octal Pipe i save salim ol 'alloy fitting lots' wantaim ol 'relese evidence' we i stap long ol mak bai ol papa bilong en i ken kliarim 'batch' na i no gat ol 'hold point'.
FAQ

Q: Ol 'butt weld fittings' na 'butt weld pipe fittings' na 'butt weld tube fittings' - wanem samting i narapela?
Q: Wanem 'bevel' ol 'butt weld pipe fittings' i save kam wantaim (na wanem samting yu mas sekim pastaim long yu putim -ap)?
Q: Hamas liklik bilong B16.9 fiting inap long skelim wantaim paip sediul (wol-tiknes kontrol)?
Q: Long ol 'stainless steel butt weld pipe fittings', wanem samting yu mas makim bilong abrusim ol rong-greid rilis (304L vs 316L)?
Ol setifikesen

CE Setifiket

ISO 9001 Setifiket

API Q1 Setifiket

ABS Setifiket

AP-5L Setifiket

API-5CT Setifiket
Ol standet:ASME B16.9, ASTM A234, ASTM A403
Ol samting:Kabon, Aloi, Steinles, Dupleks Stiel
Ol sais: ½″ – 48″
Ol Sediul Bilong Wol:SCH 5 – XXS
Ol kain:Elbo, Tee, Reducer, Cap, Cross, Stub End
Ol koneksen:Butt weld (standet), Socket/Threaded (ol liklik sais)
Hot Tag: ol 'butt pipe fittings', Saina ol 'butt Weld Fittings' manifakta, ol saplaia, faktori
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