Carbon Steel A105 / A105N, A350 LF2, A694 F52 / F60 / F65 SW Yeeb Fittings
1.Type: Luj tshib, Tee, Hla, Yeeb Nkab Cap, Ib nrab Coupling, Tag Nrho Coupling, Txoj Kev Luj Tshib, Lateral Tee, Flush Bushing, Hex Bushing, Hex Plug, Round Plug, Square Plug, Reducer Inserts, Union, Nipple, Socket, thiab Threadolet thiab lwm yam.
2. Txuj: ASME B16.11, MSS SP79, MSS SP83, MSS SP95, thiab MSS SP97 thiab lwm yam.
3. Loj: 1/8 "-36" lossis loj ar ib tus neeg xav tau
4. Class: STD, XS, Sch, 160/XXS, 2000LB-9000LB
Zhengzhou Huitong Pipeline Equipment Co., Ltd. yog ib qho ntawm cov ua lag luam thiab cov neeg muag khoom ntawm Carbon Steel A105 / A105N, A350 LF2, A694 F52 / F60 / F65 SW Pipe Fittings hauv Suav teb. Peb sov siab txais tos koj los yuav peb cov Carbon Steel A105 / A105N, A350 LF2, A694 F52 / F60 / F65 SW Pipe Fittings. Peb lub Hoobkas kuj lees txais cov kev txiav txim customized. Thov pub dawb kom txaus siab rau peb cov nqi sib tw thiab kev pabcuam zoo heev.
Carbon Steel Socket Weld Pipe Fittings Nqe 2026|A105 A350 LF2 F52 F60 F65 Supplier
Carbon steel socket weld yeeb nkab fittings ua los ntawm ASTM A105 / A105N, A350 LF2, thiab A694 F52 / F60 / F65 feem ntau raug nqi$ 2.5 - $ 8.5 / kg hauv 2026, nyob ntawm cov khoom qib, qhov loj me, qhov ntsuas siab, thiab cov txheej txheem tsim khoom.
A105 fittings yog dav siv rau cov kav dej siab dav dav, thaum LF2 nyiam rau qis- kev pabcuam kub thiab F52 / F60 / F65 yog tsim los rau siab - cov kav dej siab xws li roj & roj, offshore, thiab LNG systems.
Carbon Steel SW Fittings Nqe 2026
| Qib & Hom Khoom | Qhov Loj | Nqe ib kilogram (USD) | Nqe ib Ton (USD) |
| ASTM A105 (lub luj tshib / Tees) | 1/2" – 24" | $2.20 - $3.80 / kg | $2,200 - $3,800 / ton |
| ASTM A350 LF2 (Flanges / Fittings) | 1/2" – 36" | $2.80 - $4.60 / kg | $2,800 - $4,600 / ton |
| ASTM A694 F52 thiab F60 | 2" – 48" | $3.50 - $5.50 / kg | $3,500 - $5,500 / ton |
Cov nqi yog siv ntau yam rau 2026 kev lag luam xa tawm. Cov lus hais zaum kawg nyob ntawm qhov ntau, ntawv pov thawj, thiab kev xa khoom.
Cov ntsiab lus tseem ceeb:
- ASTM A105/A105Nyog feem ntau forged carbon steel khoom rau SW fittings, siv tsuas yog nyob rau hauv refinery, tshuaj, chav, thiab txheej txheem piping.
- ASTM A350 LF2yog qhov qis -kub carbon steel haum rau qhov chaw txias txias mus txog kwv yees li-46 ° F (-50 ° F)nrog Charpy cuam tshuam kev xeem yuav tsum tau.
- ASTM A694 F52 / F60 / F65yog cov qib siab -lub zog carbon steel forging qib tsim los rau siab - kev siv cov raj xa dej siab.
- Qhov (socket) weld fittings feem ntau yog siv raume me txoj kab uas hla (NPS 1/2 txog NPS 4)qhov twg siab - yuav tsum muaj kev pabcuam siab thiab xau tawm.
- Cov txheej txheem welding kom zoo yog qhov tseem ceeb vim tias lub qhov (socket) vuam fittings tuaj yeem ua tsis tiav vim yogcrevice corrosion, kev nyuaj siab concentration, thiab tsis tsim nyog fillet weld tsim.
- Rau kev pabcuam qaub (H₂S), NACE MR0175 / ISO 15156 yuav tsum tau ua raws.
Carbon Steel Socket Weld Pipe Fittings yog dab tsi?
Socket weld (SW) yeeb nkab fittings yog forged fittings qhov twg cov yeeb nkab tau muab tso rau hauv lub qhov (socket) recessed ua ntej vuam. Tsis zoo li pob tw weld fittings, lub qhov (socket weld fittings) tsis tas yuav muaj kev nkag mus rau qhov vuam.
Hom SW fittings muaj xws li:
Lub luj tshib, Tee, Hla, Yeeb Nkab Cap, Ib nrab Coupling, Tag Nrho Coupling, Txoj Kev Luj Tshib, Lateral Tee, Flush Bushing, Hex Bushing, Hex Plug, Round Plug, Square Plug, Reducer Inserts, Union, Nipple, Socket, thiab Threadolet thiab lwm yam.
Cov ntaub ntawv uas muaj xws li:
- ASTM A105/A105N
- ASTM A350 LF2 Chav Kawm 1 & Chav Kawm 2
- ASTM A694 F52
- ASTM A694 F60
- ASTM A694 F65
carbon steel fittings Khoom Specifications
| Khoom Txheem | ASTM A105 / A105N, ASTM A350 LF2, ASTM A694 F52 / F60 / F65 |
| Hom kev sib txuas | Qhov (socket) Weld (SW) |
| Cov chav kawm siab | 3000#, 6000#, 9000# |
| Qhov Loj | 1/8" – 4" |
| Txoj kev tsim khoom | Forging + machining |
| Kev kho cua sov | Normalizing / Quenching & Tempering (nyob ntawm qib) |
| Kev tshuaj xyuas | Kev pom, qhov loj me, PMI, UT, MT, kev ntsuas cuam tshuam (LF2 / F60 / F65 thaum xav tau) |
| Daim ntawv pov thawj | EN 10204 3.1 / 3.2 MTC |
Tshuaj muaj pes tsawg leeg
| Element | A105 | LF 2 | A694 F65 |
| Cov pa roj carbon | Tsawg dua lossis sib npaug li 0.35% | Tsawg dua lossis sib npaug li 0.30% | Tsawg dua lossis sib npaug li 0.30% |
| Manganese | 0.60-1.05% | 0.60-1.35% | 0.60-1.60% |
| Silicon | 0.10-0.35% | Tsawg dua lossis sib npaug li 0.40% | Tsawg dua lossis sib npaug li 0.40% |
| Sulfur | Tsawg dua lossis sib npaug li 0.040% | Tsawg dua lossis sib npaug li 0.040% | Tsawg dua lossis sib npaug li 0.025% |
| Phosphorus | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.035% | Tsawg dua lossis sib npaug li 0.025% |
Mechanical Properties
| Khoom siv | Tensile zog | Yield zog | Elongation |
| A105 | 485-655 MPa | Ntau dua lossis sib npaug li 250 MPa | Ntau dua lossis sib npaug li 22% |
| A105N | 485-655 MPa | Ntau dua lossis sib npaug li 250 MPa | Ntau dua lossis sib npaug li 22% |
| LF2 Cl.1 | 485-655 MPa | Ntau dua lossis sib npaug li 250 MPa | Ntau dua lossis sib npaug li 22% |
| LF2 Cl.2 | 485-655 MPa | Ntau dua lossis sib npaug li 275 MPa | Ntau dua lossis sib npaug li 22% |
| A694 F52 | Ntau dua lossis sib npaug li 515 MPa | Ntau dua lossis sib npaug li 360 MPa | Ntau dua lossis sib npaug li 20% |
| A694 F60 | Ntau dua lossis sib npaug li 590 MPa | Ntau dua lossis sib npaug li 415 MPa | Ntau dua lossis sib npaug li 18% |
| A694 F65 | Ntau dua lossis sib npaug li 620 MPa | Ntau dua lossis sib npaug li 450 MPa | Ntau dua lossis sib npaug li 18% |
Carbon Steel Yeeb Nkab Fittings Standard Specifications
| Khoom Qib | Carbon Steel A105 A105N, A350 LF2, A694 F52 F60 F65 SW yeeb nkab fittings | ||||
| Daim ntawv khoom | |||||
| ASME B16.11 | Forged threaded fittings: 90-deg luj tshib, 45-deg luj tshib, tee, ntoo khaub lig, txuas, ib nrab-coupling, hau, square taub hau plug, hex taub hau ntsaws, puag ncig lub taub hau ntsaws, hex taub hau bushing, flush bushing, txoj kev luj tshib | ||||
| ASME B16.11 | Fogred socket weld fittings: 90-deg luj tshib, 45-deg luj tshib, tee, hla, txuas, ib nrab-coupling, hau | ||||
| SIB SP83 | Steel Pipe Unions (socket welding thiab threaded kawg) | ||||
| SIB SP95 | swage txiv mis, bull plug (kawg tej zaum yuav threaded, beveled, tiaj) | ||||
| SIB SP79 | qhov (socket) vuam reducer inserts | ||||
| SIB SP97 | weldolets, threadolets, thom khwm, flangolets, elbolet, sweeppolets, eeb, nipolets, brazolets, latrolets, insertolets | ||||
| Forgings | Forgings, Rings, Discs, Disks, Tubesheets, Ncej, Tes Tsho, Bars, Valve, thiab lwm yam. | ||||
Qhov (socket) Weld Fittings Size Range
| Nominal Loj | Sab nraum txoj kab uas hla | Muaj Qib Siab |
| 1/8" | 10.3 hli | 3000#, 6000#, 9000# |
| 1/4" | 13.7mm 3 | 3000#, 6000#, 9000# |
| 1/2" | 21.3mm ib | 3000#, 6000#, 9000# |
| 3/4" | 26.7mm ib | 3000#, 6000#, 9000# |
| 1" | 33.4mm ib | 3000#, 6000#, 9000# |
| 1-1/2" | 48.3mm ib | 3000#, 6000#, 9000# |
| 2" | 60.3mm ib | 3000#, 6000#, 9000# |
| 3" | 88.9mm ib | 3000#, 6000# |
| 4" | 114.3mm 3 | 3000#, 6000# |
Yog xav paub ntxiv txog qhov ntev, thov nyem rau ntawmASME B16.11.
ASME B16.11 Socket Weld Luj Tshib qhov ntev
| Loj | Chav Kawm 3000 Center-to-End | Chav Kawm 6000 Center-to-End |
| 1/2" | 25 hli | 32 hli |
| 1" | 38mm ib | 51mm ib |
| 2" | 51mm ib | 64mm ib |
| 3" | 76mm ua | 89mm ua |
| 4" | 102 hli | 127 hli |
Qhov (Socket Weld Pressure Rating)
| Chav kawm | Kev ntsuas siab (kwv yees) |
| Chav Kawm 150 | Tsawg siab |
| Chav Kawm 3000 | Nruab nrab / siab siab |
| Chav Kawm 6000 | Siab siab |
| Chav Kawm 9000 | Siab siab heev |
A105 vs LF2 vs F52 / F60 / F65 Qhov (socket) Weld Fittings
| Khoom | ASTM A105/A105N | ASTM A350 LF2 | ASTM A694 F52 / F60 / F65 |
| Hom khoom | Carbon steel forging | Tsawg-kub carbon steel | Siab -lub zog pipeline steel |
| Yield zog | Ntau dua lossis sib npaug li 250 MPa | Ntau dua lossis sib npaug li 250 MPa | 360-450 MPa |
| Tensile zog | 485 MPa min | 485 MPa min | 485-570 MPa |
| Impact Test | Feem ntau xaiv tau | Yuav tsum tau | Yuav tsum tau |
| Kev Pabcuam Kub | Qhov kub thiab txias (-29 ° C txog 425 ° C) | Mus txog -46 degree | -29℃rau -46℃(ib spec) |
| Siab Muaj Peev Xwm | Nruab nrab-siab | Nruab nrab-siab | Siab heev |
| Tus Nqi Theem | ★★ | ★★★ | ★★★★ |
| Machineability | Zoo heev | Zoo | Nruab nrab |
| Yam Kev Lag Luam | Refinery, chav | LNG, offshore | Roj kis tau tus mob, gas pipeline |
- Xaiv ASTM A105 / A105N Thaum: Ua haujlwm kub siab tshaj -20 degree; General refinery kav dej; Tus nqi qis dua
- Xaiv ASTM A350 LF2 Thaum: Kub poob mus rau -46 degree; LNG lossis cryogenic kev pabcuam
- Xaiv ASTM A694 F52 / F60 / F65 Thaum: Kev Pabcuam Siab Siab; arge kis tau tus mob systems
Dab tsi yog qhov txawv ntawm ASTM A105 thiab A350 LF2 fittings?
A105 vs. A350 LF2: Thaum A105 yog tus qauv rau ambient thiab siab -kev pabcuam kub, A350 LF2 tshwj xeeb yog qhov qub thiab cuam tshuam- kuaj kom tiv taus qhov kub thiab txias mus rau −46℃.
A105N carbon steel fittings puas tuaj yeem siv rau qis-kev pabcuam kub?
A105N Ua haujlwm kub siab tshaj -20℃; Thaum hloov los ntawm ambient kev pab cuam mus rau sub-zero lub caij ntuj no ib puag ncig los yog arctic pipeline networks, engineers yuav tsum upgrade specification kab los ntawm tus qauv A105 mus rau normalized A350 LF2 kom tshem tawm cov kev pheej hmoo ntawm kev puas tsuaj rau brittle puas.
ASTM A694 F52 vs F60 vs F65
| Khoom siv | Daim ntawv thov | Yield zog | Tensile zog | Qhov kub thiab txias | Main Advantage |
| ASTM A694 F52 | Pipeline siab | Ntau dua lossis sib npaug rau 360 MPa (52 ksi) | Ntau dua lossis sib npaug li 515 MPa | -29 ° ~ 200 ° C | Siab zog |
| ASTM A694 F60 | Kev kub siab pipeline | Ntau dua lossis sib npaug rau 415 MPa (60 ksi) | Ntau dua lossis sib npaug li 590 MPa | -29 ° ~ 200 ° C | Txhim kho lub peev xwm siab |
| ASTM A694 F65 | Heavy-cov kav dej xa mus | Ntau dua lossis sib npaug rau 450 MPa (65 ksi) | Ntau dua lossis sib npaug li 620 MPa | -29 ° ~ 200 ° C | Lub zog siab tshaj plaws |
Dab tsi yog qhov yuav tsum tau muaj zog rau A694 F60 vs F65 socket weld fittings?
- ASTM A694 F60 Tawm Zog Ntau dua lossis sib npaug rau 415 MPa (60 ksi)
- ASTM A694 F65 Yield Zog Ntau dua lossis sib npaug rau 450 MPa (65 ksi)
Impact Toughness
Kev ntsuam xyuas cuam tshuam yog qhov sib txawv loj ntawm A105 thiab LF2.
Charpy V-Cov Lus Cog Tseg
| Khoom siv | Impact Test |
| A105 | Feem ntau tsis tas yuav tsum tau tshwj tsis yog tau teev tseg |
| A350 LF2 | Yuav tsum tau |
| A694 F52/F60/F65 | Qhov project nyob ntawm |
Tej yam tshwm sim ntawm LF2: Kub -46 degree
Zog: Ntau dua lossis sib npaug rau 27J qhov nruab nrab (qhov yuav tsum tau ua)
Qhov no ua rau LF2 haum rau:
- LNG cov nroj tsuag
- Offshore platforms
- Cov kav dej txias txias
Vuam
A105 thiab A350 LF2 Vuam
Cov pa roj carbon steel fittings zoo li A105 thiab A350 LF2 muaj cov pa roj carbon tsawg tsawg, tab sis kev ua kom sov yog tseem pom zoo rau cov phab ntsa tuab (ntau tshaj 25 hli) los tiv thaiv hydrogen -induced txias cracking. Tom qab-weld kev kho cua sov (PWHT) feem ntau yuav tsum tau ua rau A350 LF2 hauv kev pabcuam hnyav txhawm rau txo qis kev ntxhov siab thiab tuav qis- qhov kub thiab txias cuam tshuam toughness.
A694 F65 Vuam
Always calculate the Carbon Equivalent (CE=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15) for high-yield grades like A694 F65. If CE>0.45%, nruj preheating (100 ∘C txog 200 ∘C) tsis yog -kev sib tham los tiv thaiv hydrogen-induced cracking (HIC). Ib txwm xav tau dual - ntawv pov thawj MTRs ib EN 10204 3.1.
Cov txheej txheem welding:
| Txheej txheem | Daim ntawv thov |
| GTAW / TIG | Hauv paus hla, siab - vuam zoo |
| SMAW | Filling thiab cap pass |
| FCAW | Tej yaam num loj |
| GMAW/MIG | Kev lag luam siv tsawg |
Feem ntau cov refinery thiab petrochemical tej yaam num siv:TIG root + SMAW fill
Kev kho cua sov
| Khoom siv | Kev kho cua sov |
| A105 | Normalizing / annealing nyob ntawm thickness |
| A105N | Normalizing yuav tsum tau |
| LF 2 | Normalizing + tempering |
| A694 F52/F60/F65 | Normalizing + tempering |
carbon steel socket weld fittings Daim ntawv thov:
ASTM A105N SW Fittings Roj Refinery Piping
Crude roj ua chav tsev
Siab: 3-6 MPa
Kub: 200-350 degree
Pipe Loj: 1/2 "-3" NPS
Vim li cas A105N?
- Zoo weldability
- Tus nqi qis
- Muaj nyob thoob ntiaj teb
ASTM A350 LF2 rau LNG Cog
Tsawg-kub pab piping
Kub: -40 degree
Siab: 5 MPa
Vim li cas LF2?
- Vim tias qhov cuam tshuam toughness yog qhov tseem ceeb.
- A105 tej zaum yuav tsis dhau qis - qhov yuav tsum tau muaj qhov kub thiab txias.
ASTM A694 F65 rau High Pressure Gas Pipeline
- Natural gas kis chaw nres tsheb
- API 5L X65 Tube
- Siab siab li qub
- Forged fittings
Vim li cas F65?
Lub zog haum haum rau qib pipeline.
Vim li cas thiaj siv Socket Weld fittings es tsis txhob Threaded los yog Butt -Vuam nyob rau hauv siab - siab piping?
SW fittings muaj kev sib tw siab heev- kev ncaj ncees thiab kev sib haum xeeb ntawm qhov sib luag thaum ntsia tau zoo nrog qhov sib txawv ntawm 1.6mm, kom tsis txhob muaj qhov cuam tshuam corrosion tshwm sim hauv cov xov sib txuas thaum ua haujlwm nrawm dua lub pob tw -weld hauv cov kab me me (tsawg dua lossis sib npaug li 4 nti).
Cov qauv tsim nyog
ASME B16.11- Forged Socket Vuam thiab Threaded Fittings
ASTM A105 - Carbon Steel Forgings rau Piping Cheebtsam
ASTM A350 - Carbon Steel Forgings rau Kev Pabcuam Kub Kub
ASTM A694 - Siab Siab Pipeline Forgings
MSS SP-79 - Qhov (socket) vuam reducers
MSS SP-95 - Swage txiv mis
FAQ:
Q: Tus nqi nruab nrab ntawm A105 carbon steel fittings nyob rau hauv 2026 yog dab tsi?
A: ASTM A105 carbon steel fittings feem ntau yog li ntawm $ 2.20 txog $ 3.80 toj ib kilogram, nyob ntawm seb cov khoom tshwj xeeb, kev txiav txim ntim, thiab cov kev ntsuas yuav tsum tau ua.
Q: Thaum twg koj yuav tsum siv ASTM A350 LF2 hloov tus qauv A105?
A: Koj yuav tsum qhia A350 LF2 thaum lub kav dej ua haujlwm nyob rau hauv sub- xoom lossis qis- qhov kub thiab txias ib puag ncig mus rau -46℃(-50℃F), qhov uas tau lees tias Charpy V-Notch cuam tshuam toughness yog yuav tsum tau los tiv thaiv brittle puas.
Q: Vim li cas carbon steel tawg tom qab vuam, thiab yuav tiv thaiv li cas?
A: Kev tawg tom qab vuam feem ntau yog tshwm sim los ntawm cov cua txias ceev, siab ceev, lossis hydrogen nqus. Tiv thaiv qhov no los ntawm kev siv qhov kub thiab txias ua ntej, siv qis -hydrogen electrodes, thiab ua haujlwm tom qab-weld heat treatment (PWHT) thaum xav tau los ntawm txoj cai.
Q: Dab tsi yog qhov kev xaiv khoom zoo tshaj plaws rau siab - cov kab hluav taws xob xa hluav taws xob siab?
A: Siab - tawm cov pa roj carbon steel qib xws li ASTM A694 (tshwj xeeb yog F52, F60, lossis F65) yog qhov zoo tagnrho vim tias lawv lub zog ua haujlwm siab tso cai rau kev ua haujlwm siab dua nrog cov phab ntsa zoo dua qub thiab txo cov khoom hnyav.
Q: Puas yog cov pa roj carbon steel A105 fittings haum rau qhov chaw qaub roj?
A: Standard A105 fittings feem ntau tsis pom zoo rau kev pabcuam roj qaub tshwj tsis yog lawv tau tsim tshwj xeeb kom ua tau raws li NACE MR0175 / ISO 15156 tus qauv, uas tswj cov qib hardness thiab tshuaj muaj pes tsawg leeg los tiv thaiv sulfide kev ntxhov siab tawg.
Q: Dab tsi yog cov khoom siv zoo tshaj plaws rau qis - cov roj thiab cov kav dej kub?
A:ASTM A350 LF2 yog ib qho kev xaiv ntau tshaj plaws vim tias nws muab kev cuam tshuam zoo rau qhov kub thiab txias ntawm -46 degree.
Hais txog Zhengzhou Huitong Pipeline Equipment Co., LTD.
HT PIPE yog ib tug zoo-paub stockist thiab exporter. Peb yog cov khoom siv stainless / carbon / npib tsib xee alloy khoom xa khoom nrog 15+ kev xa tawm. Peb tsis tsuas yog muab cov kav dej, phaj, puag ncig, tab sis kuj yog cov yeeb nkab fittings, flanges, thiab lwm yam. Tiv tauj peb kom paub ntau ntxiv thiab cov nqi dawb.
✅ ISO 9001: 2015
✅ MTC 10204 3.1 3.2
✅ 100% PMI (Positive Material Identification)
✅ Ultrasonic Testing (Rau ASME VIII)
✅ Thib peb-Kev Tshawb Fawb (SGS/BV/DNV/LR)
✅ NACE MR0175 / ISO 15156
Author: Chloe Pu
5+ Xyoo ntawm Kev Tshaj Lij Tshaj Plaws hauv Stainless Hlau, Nickel Alloy & Carbon Steel Hlau Kev Lag Luam
Hloov tshiab kawg: Lub Xya hli ntuj 23, 2026 (Beijing Sijhawm)
Cim npe nrov: Carbon Steel A105 / A105N, A350 LF2, A694 F52 / F60 / F65 SW Pipe Fittings, Tuam Tshoj, manufacturers, hoobkas, nqe, customized
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