ASTM A694 Slip Ntawm Flange
ASTM A694 Slip On Flange - Siab-Lub zog Carbon Steel Slip-On Flange rau High-Pressure Piping
ASTM A694 Slip Ntawm Flangeyog ib tug high-yield carbon / low-alloy forged flange tsim rau lubASTM A694 / ASME SA694 Cov Lus Qhiatus qauv, tsim los rau cov kav xa hluav taws xob siab, roj & roj, petrochemical, thiab kev siv hluav taws xob tsim hluav taws xob. Kuj tseem hu ua aplam-on flangelos yogTSO flange, nws swb hla cov yeeb nkab thiab yog welded nrog fillet welds ntawm ob sab hauv thiab sab nrauv, ua kom yooj yim installation thiab sib dhos.
ASTM A694 yog dab tsi?
ASTM A694 / A694M yog cov khoom siv tshwj xeeb rau forged carbon thiab alloy steel flanges thiab fittings rau siab - kev pabcuam kev sib kis. Cov qhab nia raug xaiv los ntawm qhov tsawg kawg nkaus tawm lub zog hauv ksi:F42, F46, F50, F52, F56, F60, F65, F70. A694 forgings yog normalized los yog quenched-and-tempered kom ua tau siab zog thiab toughness rau kev pab loj.
ASTM A694 Slip On Flange - Cov yam ntxwv tseem ceeb
- Khoom siv:High-yield carbon / low-alloy steel (F42 rau F70 qib)
- Hom:Slip-on (SO) - yeeb nkab swb los ntawm bore, fillet weld ob sab
- Qauv:ASME B16.5 (1/2 "-24"), ASME B16.47 (26"-60"), API 605, MSS SP-44
- Cov chav kawm siab:Chav Kawm 150, 300, 600, 900, 1500, 2500; PN10-NP400
- Hom ntsej muag:RF (Raised ntsej muag), FF (Flat Face), RTJ (Nplhaib hom Joint)
- Qhov Loj Loj:1/2 "(DN15) rau 48" (DN1200), kev cai loj diameters muaj
- Qhov kub thiab txias:Kev siv kub yog nyob ntawm cov khoom siv qib thiab ASME B16.5 siab- qhov ntsuas kub.
Tshuaj muaj pes tsawg leeg (Tswj, A694 F52 / F60)
ASTM A694 qhia cov kev txwv nruj kom ntseeg tau tias muaj kev sib tw, lub zog, thiab tawv.
| Element | Qhov hnyav% |
|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.26–0.30 |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 1.60 |
| Silicon (Si) | 0.15–0.35 |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.025 |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.025 |
Mechanical Properties (yam tsawg kawg nkaus)
Yield zog txhais cov qib (piv txwv li, F52=52 ksi min yield).
| Qib | Yield zog | Tensile zog | Elongation |
|---|---|---|---|
| A694 F42 | 42 ksi (290 MPa) | 60 ksi (415 MPa) | 20% |
| A694 F52 | 52 ksi (360 MPa) | 66 ksi (455 MPa) | 20% |
| A694 F60 | 60 ksi (415 MPa) | 75 ksi (515 MPa) | 20% |
| A694 F65 | 65 ksi (450 MPa) | 77 ksi (530 MPa) | 20% |
Qhov zoo ntawm ASTM A694 Slip On Flange
- Siab zog-rau-hnyav:Kev ntxhov siab siab dua li A105, haum rau kev pabcuam siab dua
- Ib qho yooj yim installation:Yooj yim slip-on tsim, tsis muaj cov yeeb nkab kawg npaj xav tau.
- Nqi-zoo:Tus nqi qis dua weld caj dab flanges; forgings muab qhov zoo ib yam.
- Zoo Weldability:Tswj C / Mn / Si rau kev txhim khu kev qha fillet welds.
- Pressure-Temperature Stability:Haum rau high-pressure, elevated-temperature kev pab cuam.
Cov ntawv thov siv
- Roj & roj xa cov kav dej (suav nrog API 5L X42-X65 yeeb nkab)
- Petrochemical thiab refinery txheej txheem piping
- Kev tsim hluav taws xob (boilers, heat exchangers, condensers)
- Cov twj tso kua mis siab, compressors, thiab valve chaw nres tsheb
- Cov txheej txheem kev lag luam uas xav tau kev saib xyuas tsis tu ncua
ASTM A694 Slip On Flange vs Weld Neck Flange
- TSO Flange:Tus nqi qis dua, yooj yim haum, ob lub fillet welds; zoo tagnrho rau nruab nrab vibration thiab tsis-cyclic kev pab cuam.
- WN Flange:Ntev tapered hub, tag nrho nkag mus vuam; zoo dua rau kev vibration siab, thermal cycling, thiab kev pabcuam tseem ceeb.
Quality Assurance & Testing
Certified A694 flanges suav nrog tag nrho cov ntaub ntawv xeem cov ntaub ntawv (MTR) nrog:
- Thaum tshav kub kub tooj thiab traceability
- Tshuaj ntsuam xyuas (kub thiab khoom)
- Tensile, yield, elongation, thiab hardness tests
- Charpy V-Notch (CVN) kev ntsuam xyuas (thaum tau teev tseg)
- Visual, Dimension, thiab NDT (UT / MT / RT) tshuaj xyuas ib ASME B16.5
FAQ - ASTM A694 Slip On Flange
Q1: "F65" txhais li cas hauv A694 F65?
A: F65=yam tsawg kawg nkaus lub zog ntawm 65 ksi (450 MPa).
Q2: Puas yog A694 F52 SO flanges siv nrog API 5L X52 yeeb nkab?
A: Yog - nws yog tus qauv, dav lees txais kev sib koom ua ke rau kev pabcuam kav dej.
Q3: Puas yog A694 stainless hlau?
A: Tsis yog - nws yog high-yield carbon/low-alloy forging, tsis stainless.
Q4: Qhov txawv ntawm A105 thiab A694 yog dab tsi?
A: A105 ≈36 ksi tawm los (lub hom phiaj dav dav); A694 F-qib muab 42-70 ksi tawm los rau kev pabcuam siab.
Q5: Puas yog A694 SO flanges haum rau cov kev pabcuam kub?
A: Tsis yog los ntawm - qhia CVN cuam tshuam kev ntsuas ntawm qhov xav tau qis qis; rau kev pabcuam cryogenic, siv A350 LF2 / LF3 hloov.
Q6: Cov qauv twg siv rau qhov ntev thiab qhov ntsuas siab?
A: ASME B16.5 (1/2 "-24"), ASME B16.47 (kab loj), API 605, MSS SP-44.
Cov ntawv kawg rau Engineers & Buyers
ASTM A694 Slip On Flanges yog qhov kev xaiv zoo rauhigh-pressure, uas tsis yog-cyclic piping systemsqhov twg tus nqi, yooj yim ntawm installation, thiab siab zog yog qhov tseem ceeb. Ib txwm txheeb xyuas MTRs, kev kho cua sov, thiab kev ntsuas cuam tshuam rau cov ntawv thov tseem ceeb. Rau siab vibration los yog thermal cycling, xav txog weld caj dab flanges xwb.
Cim npe nrov: astm a694 plam ntawm flange, Tuam Tshoj astm a694 plam ntawm flange manufacturers, lwm tus neeg, Hoobkas
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