Fiberglass Reinforced Yas Pipes: Ib Cov Yeeb Nkab Tshiab nrog Kev Ua Haujlwm Zoo thiab Kev Siv dav
Fiberglass reinforced yas kav(FRP cov kav dej) yog cov kav dej sib xyaw ua ke nrog cov iav fiber ntau thiab cov resin raws li cov matrix, muab ob qho tib si hnav thiab muaj zog. Corrosion-resistant thiab yooj yim rau nruab, lawv tau dhau los ua lwm txoj hauv kev rau cov kav hlau hlau hauv kev tsim kho thiab kev siv hluav taws xob. Hauv qab no yog cov lus piav qhia txog cov yam ntxwv ntawm cov khoom siv, cov qauv tsim khoom, thiab cov ntaub ntawv ua lag luam.
Kev txhais thiab cov khoom sib xyaw
Thawj cov khoom siv rau cov kav dej FRP ua raws li cov qauv nruj hauv tebchaws:
Cov txheej txheem txhawb nqa siv alkali-dawb lossis nruab nrab-alkali untwisted iav fiber ntau roving (GB/T 18369-2008), qhov twg fiber ntau cuam tshuam ncaj qha rau lub nplhaib nruj;
Cov resin matrix muaj xws li unsaturated polyester resin (GB / T 8237) los yog epoxy resin (GB / T 13657). Khoom noj khoom haus qib resin (GB 13115) yog qhov yuav tsum tau ua rau cov kav dej siv tau;
Cov xuab zeb puv txheej muaj quartz xuab zeb (SiO₂ purity> 95%) lossis calcium carbonate (CaCO₃ purity> 98%), nrog cov dej noo tswj nruj me ntsis hauv qab 0.2% kom ntseeg tau tias muaj zog interlayer adhesion.
Tsim Technology
Cov txheej txheem tseem ceeb suav nrog qhov ntev-ntev winding, centrifugal casting, thiab nruam winding. Cov txheej txheem winding tso cai rau kho qhov sib piv ntawm lub zog ntawm axial thiab circumferential cov lus qhia los ntawm kev tsim cov kaum sab xis. Lub thickness ntawm cov xuab zeb-filled txheej ncaj qha cuam tshuam rau cov yeeb nkab qhov kev ntsuas nruj.
Kev sib txuas daws teeb meem
Ua ntej lub qhov (socket) hom O-ring seals (muaj peev xwm ua kom haum ± 10 hli thermal deformation). Rau kev siv tshuaj, kev sib txuas flange (PN10 / PN16 siab ntsuas) raug pom zoo. Kev teeb tsa yuav tsum nruj me ntsis ua raws li ob-hoist taw tes ua haujlwm tshwj xeeb.
Hom Daim Ntawv Thov Scenarios
Lub Tsev Dej: Cov kav dej loj (DN800+) tuaj yeem hloov cov kav dej ua vaj tse. Nrog rau sab hauv roughness coefficient ntawm tsuas yog 0.0084, ntws peev xwm tshaj HDPE kav los ntawm 30%.
Lub Hwj Chim Hwjchim: Kev teeb tsa ncaj qha nrog lub nplhaib nruj ≥8 kN / m² tshem tawm qhov xav tau ntawm pob zeb pob zeb.
Chemical Conveyance: Acid thiab alkali kuj ua tau raws li ASTM D543 tus qauv, nrog rau lub neej tsim tshaj 50 xyoo.
Agricultural Irrigation: Qhov hnyav tsuas yog ib feem peb ntawm cov kav hlau, kev thauj mus los thiab kev teeb tsa tuaj yeem txo qis dua 40%.
Kev Lag Luam Status thiab Trend Analysis
Kev Lag Luam Loj
Lub ntiaj teb noFRP cevKev ua lag luam tau kwv yees kom ncav cuag RMB 38.7 billion (kwv yees $ 5 nphom) los ntawm 2025, loj hlob mus rau RMB 58 billion los ntawm 2032 (CAGR: 5.97%). Hauv ntu, epoxy resin kav hauv marine engineering daim ntawv thov nthuav tawm 7.2% kev loj hlob.
Post lub sij hawm: Sep-26-2025
