June 15, 2012
Non ewe chok ukukun me ttaman, ew fiber mi riri ngeni ekkewe ruu pekin a forata ukukun 40% nap seni ew mi wenechar. Ewe hook a siwini ew frik ngeni frik plus mecha ancho.
Ach sipwe angei efoch steel fiber seni konkrit a wewe ngeni ach sipwe akkufu ruu mettoch: ewe fitikoko lefilen ekkewe chuk me ewe fitikoko lefilen ekkewe mecha. Eú fiber mi wenechar a chék wor friction, ina popun a poputá le slip atun a chék chéúfetál. Eú fiber mi ffér lón ruu pekin epwe akkomw áwena an kewe ffér atun a slip, me ena a áeá watteen péchékkúl, ina popun lón ewe chék pull-out a uwei watteen chou. Ina unusen ewe monomon: ewe hook a siwini ew fitikoko ngeni fitikoko plus ancho. A pwal wewe ngeni ewe chénúpupu mi chéúfetál, weween pwe ttamen ewe chénúpupu, chénúpupun me chénúpupun, a lamot lap seni chénúpupun fiber, me ewe chénúpupu ina wesewesen met ewe pisek mi chepetek a chék chéúfetál.
Ewe kapas pwe ekkewe fiber mi ririfengen arapakan 40% ra murinno seni ekkewe fiber mi wenechar, ina eu sossot mi tongeni fis, nge esap eu minen amomo. Lon ewe chok matrix lon ewe chok leenien rong, eu fiber mi wenechar a peak lon ukukun eu milimita slip me mwirin a fokkun turutiu, nge eu fiber mi hook a peak tekia me a turutiu fan mosonoson. Ew turutiw mi mosonoson a wewe ngeni watten pochokun a angei me mwen an epwe feiengau, minne won ewe neni a anneani pwe a rupwupwotur nge a uta. Ina popun ewe tunnel shotcrete, ekkewe angang mi tongeni pworacho ngeni fitikoko me ekkewe pisekin fitikoko ra aea fiber mi hooked arapakan chok: ra osupwangen tufichin siwili lapalaper mwen ar repwe feiengau, nge esap watte pochokkulen fitikoko.
Ülüngät diameter, ülüngät angang. Lon 0.55 mm ewe fiber a naf fän iten ekkewe ratio mi lap seni 60, ewe a fich ngeni ekkewe wall mi chölap, ekkewe mix mi pwisin äeä me ewe watteen ükükün. Non 0.75 mm ina ewe grade mi fis fan iten ekkewe puun, ekkewe puun bridge me ekkewe puun mi fen for me mwan. Non 1.0 mm a uwei ewe watten chou ren ew me ew fiber, ren mas pour, ekkewe puun mi chou me ekkewe case ikewe ie ew bar mi chou a siwin. Ewe annuk ese kon watte epwe murino nge epwe ffat nefinen: ukukun fiber epwe nom fan ukukun ruu ne unungat ewe ukukun mi fatafatoch, ika esap ina fiber epwe bridge me arch atun an epwe isoni. Non ew 150 mm slab mi wor mesh won me fan, ewe neni mi fatafatoch a kan chok 60 ngeni 80 mm, ikewe ie 50 mm ttaman 0.75 mm a angangoch nap seni 60 mm ttaman 1.0 mm.
Leng esap eu kefil mi pwisin fis. Ren 20 mm ukukun ewe chuk, ewe fiber a kan 30 ngeni 40 mm; fan 10 mm ukukun epwe tongeni tori 50 ika 60 mm. Ewe popun a mecheres: a lamot pwe eu fiber epwe ukukun ulungat fansoun watteen ewe aggregate pwe epwe tongeni ririfengen lefilen ekkewe kinikin, nge lupwen ese chuen fich ngeni ekkewe gap a ball. Shotkon ina ewe ekkesiwin. Fiber non ewe noun epwe turutiw ren ewe asepwan, ina minne 20 ngeni 30 mm mi pwung; fiber mi langattam a pwarata pwe a alapalo ewe rebon.
Ewe wire mi kisikis carbon mi ffér seni kolt a angei péchékkúl ren an angang weires. Ewe rod a fetan nap seni engon dies mi fitikoko, ekkewe grain ra awatteno me limelimoch won ewe axis, pochokun a watteno ren iteiten fetan me ductility a kukkununo. A kon kukkun ekkewe pass me pochokun ese kan tori; chommong nge ese wor annea lefiler me ewe wire a wiliiti fitikoko me a kkuf mwirin ulungat fitikoko. Ew line mi nukuchar a amwochu pochokunen siwinin fan 5% me a anisi pwe esap wor ataieno mwirin 3 bends mi niwinsefan. Ekkena ruu nampa ra apasa chommong mettoch ussun nemenem won angang lap seni ewe pochokkulen nom, pun ra oesini ussun ewe ukukun ataielo atun ar nofitfengen. Ekkewe fiber mi tatakis ra atai pisek me likiti ekkewe kukkun chuk rese anchor nge rese apochokkula och mettoch.
Ewe fiber seni steel a tongeni siwili ewe mesh mi welded nge esap ewe minen apochokkula ewe imw, me ewe line epwe affat. Mesh a nemeni ewe fitikoko me ewe fitikoko, ina ewe aruwen apochokuna; steel fiber non ew chok ukukun a awora ew minen tumun mi murinno me a angeiano ewe angangen riri, ekkewe spacer me ewe angangen awenewen. Nge ewe steel mi fokkun pöchökkül lon ekkewe föün irä, ekewe föün irä me ekkewe soffit mi chöüfetäl resap tongeni ässäwa, pun ewe fiber mi chöüfetäl a fokkun kisikis seni ewe bar mi chöüfetäl. Ewe kokkot mi kan fis pwe epwe siwini ewe mesh asan ren fiber, epwe tumunu ewe steel mi nap fan, ika epwe aukuuku ewe bar ren ew ika ruu milimita fiti ew 30 ngeni 80 kg/m3 ukukun.
Ewe wire mi wor hook a amwochu lape ngeni ewe marketin fiber mi for seni steel, nge eu hook ese wewe chok me ancho. Ekkewe ülüngät föfför ra apwönüetä lon ewe leeni are lon ewe ruumwen sample. Akkom, kopwe suki: angei engon fiber, awenechara eu chuk ren pliers me suki, iwe ewe chuk epwe spring sefan ngeni nap seni esopw an we aewin angle. Ewe spring-back mi ngaw a wewe ngeni pwe ewe wire a kon watte an ratio ngeni ewe fitikoko, ina minne ewe hook a wenechar non ewe mixer me a tonong non ewe konkrit usun chok wire mi chok fitikoko. Oruuan, auku: ukukun ewe hook a kan ruu ngeni unungat fansoun ukukun ewe wire, ewe angoch epwe 45 ika 90 degrees, me ekkewe ruu kinikin repwe tongeni nenengeni ew chok napanap ika napanap mi ungeni, nge ew batch epwe chok fitikoko. Kaliper engol fitu; ew spread nap seni engon percent non ukukun hook a wewen pwe ekkewe dies mi forata ra wor. Oruuan, rupwupwotur: efoch fiber mi ductile a nepekin me mwen an epwe kinikinfesen, eu mi kkuf a kkuf, me eu rupwupwotur mi kkuf a oesini pwe esap pochokkul an epwe flex. Eú pwóróus mi titchik a kan fis. Ewe koper a akkomw chéúfetál lón ewe lenien chéúfetál, ina popun kopwe chék chéúfetál wóón efóch chénúpupu ngeni ewe saram; ekkewe föün äsefich mi rochopwak ra wewe ngeni pwe ewe föün äsefich a förütä nge ese chöüfetäl me ewe föün äsefich epwe poputä ikewe ie lon ewe föün äsefich mi chöüfetäl. Ineet atun a fis ewe kefil mi mwáál? Lon ewe konkrit mi ffér seni chéén irá, ekkewe chénúpupu ra chék chéúfetál wóón mesh me ball wóón atun a fen chék chéúfetál, ina popun ewe wire mi chéúfetál a múrinné seni. Non pwisin konkrit ewe watten konik a kanselli kinikinin ewe feiochun ancho. Selek esapw usun ewe fiber mi pochokun, nge usun ewe ese fori osukosuk non ena napanapen an epwe isoni. Ika ka fen fos ngeni emon chon kamo pisekin steel mi wor hook, kopwe tinato ngenir engon pisek me tingor ewe spring-back me ewe sokkun break me mwen kopwe tinalo ew taropwen kamo; emon chon awora pisek ese tongeni ponuweni non ekkena kapas a amomolo won price chok.
Inspectionin ekkewe hook ese namwot pisekin angang. Akkom, kopwe aturalong efoch poum me auseling: eu ring mi saramaram a wewe ngeni eu fitikoko mi fich, eu ngingi mi lingoch a wewe ngeni wire mi mosonoson. Oruuan, aukuuku ttamen ewe hook me angoch won engol fiber ren efoch kaliper; ekkewe hook mi mwochomwoch are ttit ra wenechar me mwen fan load. Oruuan, kopwe suki eu fiber ruu me mwirin fan ulungat; ika a snip, ewe pisek a ppwul. Mwirin ekkena ülüngät kinikin, cheki ewe repotun batch ngeni pöchökkülen ässäw me pöchökkülen ässäw me lape ngeni ekkewe osukosuk ra äeä. Ren an epwe awewefengenni eu me eu, ewe pekin taropwe mi for seni steel fiber a makketiw ukukun, ukukun, ukukun me ekkewe ukukun tensile mi aukuuku ren ew me ew grade, minne epwe tongeni angangoch usun ew nongonongen etiwa.
Kopwe ereni kich usun omw ewe prokram me met ka mochen, iwe am aupwe match ngeni ewe pwungun sossot me awora ew quote non ukukun 24 awa.
Angei ew Quote mi ngawMicrowire mi for seni piras, sokkun nesoponon hook mi pwichikar, mi riri ngeni row, sokkun fonu, 304 / 310S / 446 steel ese tongeni uren pwichikar me fiber mi tongeni pworacho ngeni pwichikar, fiber mi sokkono seni UHPC, chochon 0.2 ngeni 1.0 mm2 ngeni 80 mm, ttaman 6 ngeni 6 mm80 MPa, ewe ükükün 0.5% ngeni 2% ükükün ewe konik me 30 ngeni 268 kg/m3. Ewe angangen for pisek epwe tongeni fis anongonong won ewe ASTM A820 ika EN 14889-1 me ekkewe repotun tumunun pisek epwe tongeni kawor. Ekkewe ülüngät sokkun pisek ra älisi: katon, ton me bulk. Ekkewe annukun kamo mei tongeni finata EXW/FOB/CIF/DDP.
Kopwe kaeo usun kefil me fitikoko →