Ñalnde 15 lewru juko hitaande 2011
Konngol ɓurngol yaajde e naamnal fiɓnde njamndi ko "min njiɗi ko tonngoode wootere fiɓnde njamndi". Haa nde aspect ratio, semmbe tensile e doseeji ndartinaa, alaa quotation waawi yerondireede.
Naamne ina ngara ñalnde kala ina mbinndaa : eɗen ñaagii nde cifotoo fiɓnde njamndi, eɗen njiɗi tonngoode wootere. Ina wayi no ko keeriiɗo, tee waawaa coggu, sibu fiɓnde njamndi wonaa geɗel kono ko ɓesngu geɗel. Mikro-wire 0,2 mm njamndi mboɗeeri e 0,75 mm wire hooked cold-drawn ina mbaawi seertude laabi tati e coggu, tee ina famɗi ɗo njiidi e kuutoragol. Waɗde ɗiɗo fof caggal konngol gootol e fabriika ina waawi tan teskaade, e njoɓdi teskaade leyɗeele e nokku wonaa e quotation. Ƴeewndo golloowo wiytaani ko Siin jom fiɓnde njamndi ; ina winndaa heen leydi gollordu, 150 mm, lomto welde, 25 kg/m3, ciimtol ASTM A820 ina ɗaɓɓi. Ɗiɗaɓo oo heɓata jaabawol ñalnde heen.
Aspect ratio ko njuuteendi feccaa e njaajeendi potndi. Ina felliti so tawii fiɓnde ndee ina waawi nanngude matriks : ina famɗi no feewi kadi ina yalta tawa alaa ko ɓuuɓnata ɗum, ina toowi no feewi kadi ina balla e nder jillondiral. Fiɓnde njamndi mboɗeeri ina heewi jooɗaade hakkunde 40 e 80. Doole ɓuuɓɗe ko limoore ɗiɗmere : ɓoggol lowre karbon ɓuuɓngol ina doga 800 haa 1150 MPa tawi ɓoggol mikroo ngol njamndi mboɗeeri ina yettoo 2850 MPa. Ɗee moƴƴaani kadi ɓuri moƴƴude, ko golle ceertuɗe, gadanol ngol ko ngam mbaydiiji maslahaa, ɗiɗmol ngol ko UHPC e murliɗi ɓuuɓɗi. Dose ko tataɓo, rokketee ko feccere volumen walla kilooji e kala meeteer kuuɓtodinɗo. 30 haa 80 kg/m3 ina sudda beton gonɗo e mbaydi ; 90 haa 268 kg/m3 ko leydi UHPC woni tawo.
Sifaaaji ina keewi pusde njuuteendi mbaadi dow no limoore ndee tan firtiri golle. Ko luutndii ɗum : so njuuteendi ndii ina mawni, fiɓnde ndee ina ɓeydoo naatde e nder mbaydi mbaylaandi, tawa ko caggal ko matriks e aggregat mbaawi jaɓɓaade ina mbaɗa balle. Ballal ko ŋakkeende, wonaa semmbinde. Kuugal ina waɗa pompirde e fiyde les 60, jillondiral precast e self-compacting e 65 haa 70, e kala ko ɓuri 80 tan e nder matrices ultra-high performance ɗo aggregate ina laaɓi e paste ina ɓuuɓna haa heewi ngam ɗaccude fiɓnde seertude. Naamndo no beton oo waɗetee hade maa naamnaade mbaydi (aspect ratio).
Fiɓnde ɓoggol lowre karbon ɓuuɓnde to 800 haa 1150 MPa ina ara e njaajeendi 0,55, 0,75 e 1,0 mm, njuuteendi mum ko 30 haa 60 mm, ina jokkondiri e daande ɗiɗi ɗee kala. Ko faggudu, ko jokkondire e yaajde, gila e beton ordinateer haa e RPC. Mikro-wire njamndi mboɗeeri e 2850 MPa ko 0,2 mm tan njaajeendi e njuuteendi 6 haa 20 mm e njuuteendi 30 haa 100 ; ina jeyaa e dekke pont UHPC, taƴe precast ɓutte e geɗe laaɓtuɗe. Huutoraade mikroo wire e nder mass floor ina bonna kaalis, e wire coarse tan fotaani yahdude e mahol 30 mm. Naamnal cuɓagol gadanal ngal ko teddeendi taƴre e ɓuuɓri laaɓtundi, wonaa doole.
Doseeji ko limoore ɓurnde heewde heddaade e dow quotation. Beton gonɗo e mbaydi huutortoo ko 30 haa 80 kg/m3, ko ina wona 0,4% haa 1,0% e njuuteendi ; mikroo-wire njamndi mboɗeeri e nder UHPC ina wasiyee e 90 haa 268 kg/m3, ko ɓuri laabi tati. Tonngoode fiɓnde wootere noon ina soomi 25 haa 30 meeteer kuuɓtodinɗo beton leydi kono ko 4 haa 10 meeteer kuuɓtodinɗo UHPC tan. Accu dose yalta e usine quotes structurel range, coggu unit ina ndaara les, e coggu kala meeteer kubik beton e dow deeƴre ina ɓeydoo laabi ɗiɗi.
Ƴeewndo keɓoowo jaabawol ñalnde heen ina heewi jogaade diidi jeegom : kuutoragol (lefol, beton ɓuuɓɗo, ɓuuɓɗo, ɓuuɓɗo), teddeendi taƴre e ɓuuɓri laaɓtundi, teddeendi tiiɗndi toɗɗaandi e ɓuuɓri, doseeji walla feccere ɓuuɓri, tolno potɗo huutoreede (ASTM A820 walla EN pluging pa98a), e 148. Ɓeydu heen doggol gootol so tawii bayyinaango CE ina haani kadi fabriik oo ina anndi so tawii ina foti dogginde batte seedtinaaɗe. E ɗeen dille jeegom, ciimtol ngol ina hawra e cirƴam tati haa e nder teemedere sappo, sibu gooto fof ina jokki e janngude lefol gootol. Winndu ɗaɓɓaande ndee e konngol soodoowo oo kadi : fiɓnde njamndi ngam semmbinde beton, ngam ɓuuɓnude lowre gollorɗe, ngam ɓuuɓnude beton tunnel walla ngam ɓuuɓnude ɓuuɓri. Galle fiɓnde wootere ina waawi huutoraade heen ko heewi, kono ciimtol ngol ina wayloo e konngol ngol, ko noon kadi ciimtol jarriborgol ngol usine oo jokkondiri e maggol.
Gaggaaji e nder ɓataake spec ko limooje bonɗe seeɗa, ko yuɓɓooji ɗi njuumtaani. Lefol Sinuwaa ina hollita doseeji 25 kg/m3 ; soodoowo kaaloowo Engele ina wayla e 1,685 ina jannga 42 lb/yd3, caggal ɗuum ina jaaboo e limoore wootere 42, fabriika oo ina ƴetta 42 kg/m3 caggal. Coodgu nguu ina ɓeydoo silsil fotde 68 e nder teemedere. Doole ɓuuɓɗe ina njogii ngool ɗoon mbaydi : faktoriyaal hakkunde MPa e ksi ko 6,895, ɗum noon 1150 MPa ko hedde 167 ksi, toɓɓere wootere nde alaa nokku, wonta majjere laabi sappo. Aspect ratio ina wayi no ɓuri sellude kadi ina jogii caɗeele firo, sibu limto ngoo ina waawi wonde njaajeendi potndi walla njaajeendi nominaali ; ngam wire hooked ɗum alaa ko nafata, ngam wire indented e waved ina diwa limoore ndee e 15 e nder teemedere. Fiɓnde tiiɗnde ndee ko tappude sisteemuuji yuɓɓooji ɗiɗi ɗii fof e dow ɓataake oo e hollirde geɗe waylo-waylo e nder hoore ndee. Teddeendi laaɓtundi ko luural ɗiɗmal ngal : so tawii karton 25 kg ina ɓuuɓi walla net ina ustoo lowre timmunde fotde 400 kg. Tataɓo oo ko jiiɓru hakkunde doseeji e loowdi, ɗo doseeji ɗii ngoni kilooji ɓeydaaɗi e kala meeteer kuuɓtodinɗo beton e loowdi ndii ko feccere volumen e nder geɗe gaadoraaɗe ɗee, limooje ɗiɗi ceertuɗe e denndaangal njamndi. Joɗɗin ɗeen nanondiral e iimeel gadano oo e kala laaɓndal karallaagal caggal ɗuum majja.
Yaajde laabi tati e dow sifaa gooto nominaal ina famɗi ko fenaande. Ko heewi ko ceertugol tati ngol haalaaka. Raw material : ɓoggol lowre-karbon ɓuuɓngol e ɓuuɓngol ɓuuɓngol ina rokka njuɓɓudi ceertundi e jokkondire semmbe. Coftal ɓalli : njamndi mboɗeeri goonga e njamndi mboɗeeri kosmetik ina ceerti laabi tati haa jeetati e nder ɓuuɓri lamɗam. Ƴeewndo : 28 ƴeewndo nder laylaytol e ƴeewndo neldugol ko seerndi coggu goonga. Winndu tati ɗii fof e nder naamnal ngal, naamndo ciimtol batte e neldugol ngol, saaktude ɗum wonta faamninde. Ngam renndinde nafooje goonga, gollal gila e moodel e alluuje dokke pooɗanooɗe e hello peewnugol fiɓnde njamndi wonaa sifaaji njulaagu e iimeel.
Haalan min senaare eɓɓoore maa e sarɗiiji, min mbaɗata heen feere moƴƴere e rokkude min limto e nder waktuuji 24.
Heɓde Quote mo alaa ko yoɓiMikro-wire njamndi mboɗeeri, mbaydi joofnirde hoodere ɓuuɓnde, ɓuuɓnde e rowre, mbaydi leydi, 304 / 310S / 446 njamndi mboɗeeri e fiɓnde ɓuuɓnde ɓuuɓnde, fibre sintetik keeriiɗo UHPC, njaajeendi 0,2 haa 1,0 mm to 600, njuuteendi 6 haa 60 mm200 MPa, njuuteendi 0,5% haa 2% e tolno nguleeki e 30 haa 268 kg/m3. Pewnugol ina waawi yuɓɓineede e fawaade e ASTM A820 walla EN 14889-1 e ciimtol ƴeewndo batte ina waawi rokkireede. Nokkuuji tati paaspoor ina mballita : karton, saakuuji ton e bulk. Sarɗiiji njulaagu ko cuɓaaɗi EXW / FOB / CIF / DDP.
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