Gasket Leaking? Phau ntawv qhia kev daws teeb meem ceev
Gasket leaks yog ib qho teeb meem tshwm sim hauv kev lag luam thiab tsheb. Kev nkag siab yog vim li cas gaskets xau thiab yuav kho li cas tuaj yeem txuag sijhawm, nyiaj txiag, thiab tiv thaiv cov khoom puas. Cov lus qhia no yuav pab koj txheeb xyuas sai thiab daws teeb meem gasket leaking.
Feem ntau ua rau Gasket Leaks
1. Kev xaiv cov khoom tsis raug
Teeb meem:Gasket cov ntaub ntawv tsis sib xws nrog cov kua, qhov kub thiab txias, los yog siab
Cov cim:o, cracking, hardening, los yog deterioration
Kev daws:
- Tshawb xyuas daim ntawv qhia txog tshuaj lom neeg
- Siv NBR rau roj, EPDM rau dej / chav dej, FKM rau tshuaj
- Txheeb xyuas qhov ntsuas kub qhov sib tw ua haujlwm
2. Compression tsis txaus
Teeb meem:Bolts tsis nruj txaus, gasket tsis compressed zoo
Cov cim:Pom tsis pom kev, tsis sib cuag, xoob bolts
Kev daws:
- Ua raws li cov lus qhia torque kom raug
- Tighten bolts nyob rau hauv lub hnub qub / ntoo khaub lig qauv
- Siv torque ciaj ntswj kom nruj nruj
- Hom compression: 15-25% ntawm thawj thickness
3. Tshaj -Compression
Teeb meem:Bolts nruj heev, gasket crushed los yog extruded
Cov cim:Gasket nyem tawm los ntawm kev sib koom ua ke, cov khoom puas
Kev daws:
- Tsis txhob tshaj qhov siab tshaj plaws torque specifications
- Siv cov ntaub ntawv tuab dua lossis nyuaj dua
- Ntxiv cov nplhaib thaub qab rau siab - cov ntawv thov siab
- Qhov siab tshaj plaws compression: feem ntau 30-35%
4. Cov tsos mob tsis zoo
Teeb meem:Rough, scratched, corroded, los yog warped mating nto
Cov cim:Leaks raws thaj chaw tshwj xeeb, sealing tsis sib xws
Kev daws:
- Ntxuav qhov chaw kom huv si ua ntej kev teeb tsa
- Tshem tawm xeb, av, cov khoom qub gasket
- Kos rau warpage nrog ncaj ntug
- Nto tiav: Ra 0.8-3.2 μm pom zoo
- Resurface los yog hloov cov flanges puas
5. Tsis yog Gasket Loj
Teeb meem:Gasket me me, loj dhau, los yog tsis ncaj ncees lawm thickness
Cov cim:Gasket tsis haum zoo, dai hla cov npoo, lossis tawm qhov khoob
Kev daws:
- Ntsuas flange qhov ntev kom raug
- Tshawb xyuas cov kab uas hla, sab nraud, thiab thickness
- Txheeb xyuas qhov bolt qhov chaw thiab qhov ntau thiab tsawg
- Txiav txim qhov loj me lossis kev cai gaskets
6. Gasket Aging & Compression Set
Teeb meem:Gasket tau poob elasticity dhau sijhawm
Cov cim:Gasket tseem compressed thaum tshem tawm, nkig los yog tawv
Kev daws:
- Hloov gasket - nws rov qab tsis tau
- Siv cov khoom zoo dua nrog cov txheej txheem compression tsawg
- Tsim kom muaj lub sijhawm hloov pauv tsis tu ncua
- Cov kev pab cuam lub neej: 2-5 xyoo nyob ntawm tej yam kev mob
Kev kuaj mob ceev
| Cov tsos mob | Feem ntau yuav ua rau | Kho ceev |
|---|---|---|
| Leak tam sim ntawd tom qab installation | Tightening tsis txaus los yog tsis ncaj ncees lawm | Txheeb xyuas qhov ntev ntawm lub torque thiab gasket |
| Leak tsim tom qab ob peb hnub | Thermal cycling los yog so kom txaus | Re-torque bolts tom qab 24-48 teev |
| Leak tsuas yog thaum kub kub | Khoom tsis kub - ntsuas | Hloov mus rau FKM lossis silicone |
| Leak tsuas yog nyob rau hauv siab | Tsis txaus compression lossis cov khoom tsis raug | Nce torque los yog siv zog gasket |
| Leak ntawm ib qho chaw xwb | Deg defect los yog uneven zawm | Ntxuav/kho qhov chaw, re-torque kom zoo |
| Gasket tshuab tawm | Siab siab dhau los yog dhau - compressed | Siv cov hlau- rov siv dua gasket lossis lub nplhaib thaub qab |
| Los nag tom qab lub hli/xyoo | Ib txwm aging thiab compression teeb | Hloov gasket |
Kauj ruam -los ntawm -Txoj kev daws teeb meem
Kauj Ruam 1: Txheeb xyuas qhov chaw Leak
- Puas yog nws tawg los ntawm qhov sib koom ua ke los yog lwm qhov?
- Tshawb xyuas seb cov dej xau puas zoo ib yam lossis hauv zos
- Nco ntsoov xau tus nqi (drip, seep, tsuag)
Kauj Ruam 2: Txheeb xyuas cov xwm txheej ua haujlwm
- Tam sim no kub vs. gasket ntsuam xyuas
- Tam sim no siab vs. gasket ntsuam xyuas
- Hom kua thiab tshuaj lom neeg compatibility
Kauj Ruam 3: Tshawb xyuas lub Gasket
- Xyuas seb puas pom kev puas tsuaj, tawg, los yog deterioration
- Xyuas kom meej qhov loj thiab tuab
- Txheeb xyuas cov ntaub ntawv hom kev sib tw
Kauj ruam 4: Txheeb xyuas Installation
- Txheeb xyuas lub bolt torque nrog torque wrench
- Xyuas seb cov bolts tau nruj raws li qhov tsim nyog
- Saib rau qhov tsis sib xws
Kauj Ruam 5: Tshawb xyuas Mating Surfaces
- Tshawb xyuas qhov khawb, corrosion, lossis warping
- Txheeb xyuas qhov chaw tiaj tus thiab huv
- Tshawb xyuas flange alignment
Cov Lus Qhia Tiv Thaiv
Txhim kho kom raug
- Ib txwm siv gaskets tshiab - tsis txhob rov siv cov qub qub
- Ntxuav qhov chaw kom huv si ua ntej kev teeb tsa
- Siv cov txheej nyias nyias ntawm cov roj nplaum tsim nyog yog tias xav tau
- Center gasket kom zoo ua ntej zawm
- Siv lub hnub qub qauv rau bolt zawm
- Re-torque tom qab 24 teev rau cov ntawv thov tseem ceeb
Tsis tu ncua
- Tsim lub sijhawm hloov gasket
- Tshawb xyuas gaskets thaum lub sij hawm tu
- Khaws cov khoom seem hauv Tshuag
- Cov ntaub ntawv gasket hom thiab qhov loj me rau txhua daim ntawv thov
- Saib xyuas cov cim qhia ntxov ntawm cov dej xau
Kev xaiv khoom
| Daim ntawv thov | Khoom siv pom zoo |
|---|---|
| Dej, chav dej, huv si | EPDM lossis Silicone (FDA qib) |
| Roj, roj, hydraulic | NBR los yog HNBR |
| Tshuaj, kuab tshuaj | FKM (Viton) lossis PTFE |
| Kub kub (200 ° +) | FKM los yog Silicone |
| General kev lag luam | NBR lossis Neoprene |
Thaum Yuav Hloov Gasket
⚠️ Hloov tam sim yog tias koj pom:
- Tej yam uas pom los
- Kev tawg, kua muag, los yog txiav hauv gasket
- Hardening los yog brittleness
- o los yog blistering
- Permanent compression (yuav tsis rov qab)
- Khoom degradation los yog discoloration
- Tom qab ib qho flange disassembly
Xaus
Feem ntau gasket leaks tiv thaiv tau nrog kev xaiv cov khoom tsim nyog, txhim kho kom raug, thiab kev saib xyuas tsis tu ncua. Thaum cov dej xau tshwm sim, kev kuaj mob sai thiab kev kho kom tsim nyog tuaj yeem txo qis qis qis thiab tiv thaiv cov khoom siv kim.
Cov ntsiab lus tseem ceeb:
- Xaiv cov khoom tsim nyog rau koj daim ntawv thov
- Ua raws li cov txheej txheem installation kom raug
- Siv qhov tseeb torque specifications
- Ua kom huv si, tiaj tus mating nto
- Hloov gaskets raws sij hawm - tsis txhob tos kom tsis ua hauj lwm
Xav tau kev pab?
Yog tias koj tab tom ntsib teeb meem gasket tsis tu ncua, peb pab pawg kws tshaj lij tuaj yeem pab txheeb xyuas cov hauv paus hauv paus thiab pom zoo kom muaj kev daws teeb meem gasket.
Qhov zoo tshaj plaws Seal muab:
- Kev sib tham pub dawb thiab kev qhia xaiv gasket
- Ntau yam ntawmroj hmab gaskets 👉nyob rau hauv ntau yam ntaub ntawv
- Kev cai gasket tsim thiab raug
- Kev xa khoom sai nrog cov khoom muag loj
Hu rau US
Xiamen Best Seal Imp thiab Exp Co., Ltd
Tel: +86-592-5782315
Mob: +8618950159396
Email: yunying2@bestsealhk.com
Ntxiv: Unit 522-525, Gaodian Road 6#, Huli District, Xiamen, Suav teb
Hnub tim: Kaum Ob Hlis 2025
