{"id":3054,"date":"2026-11-06T11:22:46","date_gmt":"2026-11-06T11:22:46","guid":{"rendered":"https:\/\/ecocretefiber.com\/?p=3054"},"modified":"2026-11-06T11:22:47","modified_gmt":"2026-11-06T11:22:47","slug":"makro-lifli-celik-lifli-hibrit-beton","status":"publish","type":"post","link":"https:\/\/ecocretefiber.com\/tr\/makro-lifli-celik-lifli-hibrit-beton\/","title":{"rendered":"Makro Elyaf ve \u00c7elik Elyaf Hibrit Betonun Performans\u0131 ve Se\u00e7imi"},"content":{"rendered":"

Makro elyaf\u0131n \u00e7elik elyafla birle\u015ftirilmesi, betonun \u00e7atlamadan sonra y\u00fck ta\u015f\u0131ma \u015feklini de\u011fi\u015ftirebilir. Bunun yararl\u0131 sonucu, belirli bir deformasyon aral\u0131\u011f\u0131nda y\u00fck\u00fcn daha kademeli bir \u015fekilde kaybedilmesi veya daha fazla enerji emilimi olabilir. Optimum kar\u0131\u015f\u0131m, tasar\u0131m\u0131n hangi tepki \u00f6zelli\u011fine ihtiya\u00e7 duydu\u011funa, ayr\u0131ca i\u015flenebilirlik, bas\u0131n\u00e7 dayan\u0131m\u0131 ve maliyete ba\u011fl\u0131d\u0131r.<\/p>\n\n\n\n

Shandong Jianbang Chemical Fiber Co., Ltd. olarak, Ecocretefiber\u2122 takviye lifleri tedarik etmekte ve al\u0131c\u0131lar\u0131n deneme ama\u00e7l\u0131 aday sistemleri kar\u015f\u0131la\u015ft\u0131rmalar\u0131na yard\u0131mc\u0131 olmaktay\u0131z. Bu k\u0131lavuz, yedi kar\u0131\u015f\u0131mdan olu\u015fan bir deney serisini incelemekte ve elde edilen bulgular\u0131 hibrit beton se\u00e7imi i\u00e7in pratik sorulara d\u00f6n\u00fc\u015ft\u00fcrmektedir. Sonu\u00e7lar, \u00e7elik liflerin k\u0131smen ikame edilmesi i\u00e7in umut verici bir yol ortaya koymakta olup, her projede kontrol edilmesi gereken \u00f6l\u00e7\u00fclebilir art\u0131 ve eksiler i\u00e7ermektedir.<\/p>\n\n\n\n

\"Bir<\/figure>\n\n\n\n

Makro elyaf ile \u00e7elik elyaf\u0131 neden birle\u015ftirmeliyiz?<\/strong><\/strong><\/h2>\n\n\n\n

\u00c7elik elyaf ile polipropilen Makro Elyaf, sertlik, yo\u011funluk, geometri ve deformasyon a\u00e7\u0131s\u0131ndan farkl\u0131l\u0131k g\u00f6sterir. \u0130yi sabitlenmi\u015f bir \u00e7elik elyaf, nispeten k\u00fc\u00e7\u00fck bir deformasyonda bile \u00e7atla\u011f\u0131n a\u00e7\u0131lmas\u0131na direnebilir. Daha uzun bir polimer elyaf ise, ba\u011flanma \u00f6zelli\u011fi, uzama ve kopma davran\u0131\u015f\u0131na ba\u011fl\u0131 olarak, \u00e7atlak daha da a\u00e7\u0131ld\u0131k\u00e7a yerinde kalabilir. Bu malzemelerin birle\u015ftirilmesi, daha geni\u015f bir deformasyon aral\u0131\u011f\u0131nda faydal\u0131 bir tepki sa\u011flayabilir.<\/p>\n\n\n\n

Bu, test edilmesi gereken bir tasar\u0131m hipotezidir. Bir partideki iki elyaf\u0131n bir araya gelmesi, otomatik olarak bir sinerji yaratmaz. Bu elyaflar\u0131n oranlar\u0131, ak\u0131\u015f\u0131 azaltabilir, hava miktar\u0131n\u0131 art\u0131rabilir veya da\u011f\u0131l\u0131m\u0131n tutarl\u0131l\u0131\u011f\u0131n\u0131 bozabilir. Tam y\u00fck-\u00e7\u00f6kme e\u011frisi ve belirtilen kabul \u00f6zellikleri, bu hibrit yap\u0131n\u0131n yararl\u0131 olup olmad\u0131\u011f\u0131n\u0131 g\u00f6sterir.<\/p>\n\n\n\n

...'de Cao Jifeng ve Ding Yining taraf\u0131ndan 2006 y\u0131l\u0131nda yap\u0131lan \u00e7al\u0131\u015fma<\/u><\/a>, ara\u015ft\u0131rmac\u0131lar normal beton, \u00e7elik lifli beton, Macro Fiber beton ve iki hibrit kar\u0131\u015f\u0131m\u0131 kar\u015f\u0131la\u015ft\u0131rd\u0131lar. \u00c7al\u0131\u015fmada taze haldeki davran\u0131\u015f, k\u00fcp mukavemeti, enerji emilimi ve e\u015fde\u011fer e\u011filme mukavemeti incelenmi\u015ftir. Bunlar, mevcut Ecocretefiber\u2122 s\u0131n\u0131flar\u0131na ait sertifikal\u0131 sonu\u00e7lar de\u011fil, belirlenen malzemelere ili\u015fkin laboratuvar bulgular\u0131d\u0131r.<\/p>\n\n\n\n

Malzemeleri ve test ko\u015fullar\u0131n\u0131 anlamak<\/strong><\/strong><\/h2>\n\n\n\n

Farkl\u0131 \u00f6zelliklere sahip iki elyaf<\/strong><\/strong><\/h3>\n\n\n\n

\u00c7al\u0131\u015fmada, 32 mm uzunlu\u011funda ve 0,70 mm \u00e7ap\u0131nda girintili bir \u00e7elik elyaf kullan\u0131lm\u0131\u015ft\u0131r. Bu elyaf\u0131n bildirilen yo\u011funlu\u011fu 7,85 g\/cm\u00b3, \u00e7ekme mukavemeti 600 MPa\u2019n\u0131n \u00fczerinde ve elastik mod\u00fcl\u00fc 200 GPa olarak belirtilmi\u015ftir.<\/p>\n\n\n\n

Polipropilen Makro Fiber, 50 mm uzunlu\u011funda ve 0,984 mm e\u015fde\u011fer \u00e7apa sahipti. Bildirilen yo\u011funlu\u011fu 0,91 g\/cm\u00b3, \u00e7ekme mukavemeti 490 MPa ve elastik mod\u00fcl\u00fc 8 GPa idi. Yazarlar ayr\u0131ca kopma uzamas\u0131n\u0131n 10,7% oldu\u011funu bildirmi\u015ftir. Bu de\u011ferler \u00e7al\u0131\u015fma malzemelerini tan\u0131mlamaktad\u0131r; farkl\u0131 bir \u00fcr\u00fcn i\u00e7in sat\u0131n alma sipari\u015fine kopyalanmamal\u0131d\u0131r.<\/p>\n\n\n\n

Sertlik fark\u0131 olduk\u00e7a b\u00fcy\u00fckt\u00fc: Bildirilen \u00e7elik elyaf mod\u00fcl\u00fc, Macro Fiber\u2019\u0131n mod\u00fcl\u00fcn\u00fcn 25 kat\u0131yd\u0131. Ancak, kompozit malzemenin performans\u0131 yaln\u0131zca sertlikle belirlenmez. Elyaflar\u0131n farkl\u0131 uzunluklar\u0131, y\u00fczeyleri, miktarlar\u0131 ve say\u0131lar\u0131 da \u00e7atlak kesme ve y\u00fck aktar\u0131m\u0131 \u00fczerinde etkili olur.<\/p>\n\n\n\n

Bir temel beton ve yedi kar\u0131\u015f\u0131m<\/strong><\/strong><\/h3>\n\n\n\n

Temel kar\u0131\u015f\u0131m, \u00c7in C50 betonunu hedef alm\u0131\u015ft\u0131r. Metrek\u00fcp ba\u015f\u0131na 420 kg \u00e7imento, 180 kg u\u00e7ucu k\u00fcl, 669 kg kum, 818 kg iri agrega, 210 kg su ve 4,2 kg su azalt\u0131c\u0131 i\u00e7ermektedir. Bildirilen su-ba\u011flay\u0131c\u0131 oran\u0131 0,35 idi ve iri agrega tanecik boyutu 5\u201310 mm idi. Bu, genel bir \u00fcretim tarifi de\u011fil, deneysel bir form\u00fclasyondur.<\/p>\n\n\n\n

\u00c7elik elyaf, 30 veya 50 kg\/m\u00b3 oran\u0131nda kullan\u0131ld\u0131. Makro Elyaf ise 4 veya 6 kg\/m\u00b3 oran\u0131nda kullan\u0131ld\u0131. Hibrit kombinasyonlar, 30 kg\/m\u00b3 \u00e7elik art\u0131 4 kg\/m\u00b3 Makro Elyaf ve 50 kg\/m\u00b3 \u00e7elik art\u0131 6 kg\/m\u00b3 Makro Elyaf \u015feklindeydi. A\u015fa\u011f\u0131daki etiketler, sonu\u00e7lar\u0131 kar\u015f\u0131la\u015ft\u0131r\u0131rken bu miktarlar\u0131n g\u00f6r\u00fcn\u00fcr kalmas\u0131n\u0131 sa\u011flar.<\/p>\n\n\n\n

E\u011filme deneyleri i\u00e7in ara\u015ft\u0131rmac\u0131lar, 150 \u00d7 150 \u00d7 550 mm boyutlar\u0131nda, 500 mm a\u00e7\u0131kl\u0131\u011fa ve 25 mm \u00e7entik derinli\u011fine sahip \u00e7entikli kiri\u015fler kulland\u0131lar. Kontroll\u00fc y\u00fckleme s\u0131ras\u0131nda sapma ve \u00e7atlak a\u011fz\u0131 a\u00e7\u0131kl\u0131\u011f\u0131n\u0131 kaydettiler ve RILEM temelli bir prosed\u00fcr kullanarak toklu\u011fu de\u011ferlendirdiler. Numune ve y\u00f6ntem detaylar\u0131 \u00f6nemlidir, \u00e7\u00fcnk\u00fc bu kurulumdan elde edilen bir sonu\u00e7, ba\u015fka bir kiri\u015f y\u00f6ntemine veya yap\u0131sal elemana do\u011frudan atfedilemez.<\/p>\n\n\n\n

\"500<\/figure>\n\n\n\n

\u0130\u015flenebilirlik ve hava i\u00e7eri\u011fine ne oldu?<\/strong><\/strong><\/h2>\n\n\n\n

Liflerin eklenmesi, bildirilen ak\u0131\u015f yay\u0131lmas\u0131n\u0131 azaltm\u0131\u015f ve \u00f6l\u00e7\u00fclen hava i\u00e7eri\u011fini art\u0131rm\u0131\u015ft\u0131r. Temel betonun yay\u0131lma mesafesi 670 mm idi. En y\u00fcksek dozajl\u0131 hibrit betonda bu de\u011fer 350 mm olarak \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr. Hava i\u00e7eri\u011fi, normal betondaki 2,00% de\u011ferinden bu hibrit betonda 3,15% de\u011ferine y\u00fckselmi\u015ftir.<\/p>\n\n\n\n

Kar\u0131\u015f\u0131m<\/strong><\/td>\u00c7elik \/ Makro Elyaf miktar\u0131, kg\/m\u00b3<\/strong><\/td>Bildirilen ak\u0131\u015f yay\u0131l\u0131m\u0131, mm<\/strong><\/td>Hava i\u00e7eri\u011fi, %<\/strong><\/td><\/tr>
NC<\/td>0 \/ 0<\/td>670<\/td>2.00<\/td><\/tr>
SF30<\/td>30 \/ 0<\/td>475<\/td>2.36<\/td><\/tr>
SF50<\/td>50 \/ 0<\/td>355<\/td>2.60<\/td><\/tr>
PP4<\/td>0 \/ 4<\/td>575<\/td>2.50<\/td><\/tr>
PP6<\/td>0 \/ 6<\/td>445<\/td>2.65<\/td><\/tr>
SF30PP4<\/td>30 \/ 4<\/td>405<\/td>2.95<\/td><\/tr>
SF50PP6<\/td>50 \/ 6<\/td>350<\/td>3.15<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ara\u015ft\u0131rmac\u0131lar, bu kar\u0131\u015f\u0131mlar\u0131 kararl\u0131 olarak tan\u0131mlad\u0131lar ve test ko\u015fullar\u0131 alt\u0131nda herhangi bir ayr\u0131\u015fma veya kanama g\u00f6zlemlemediler. Yay\u0131lma de\u011ferleri, orijinal prosed\u00fcre uygun olarak korunmal\u0131d\u0131r. Bunlar s\u0131radan \u00e7\u00f6kme y\u00fckseklikleri de\u011fildir ve tek ba\u015flar\u0131na modern kendili\u011finden s\u0131k\u0131\u015fan beton s\u0131n\u0131fland\u0131rmas\u0131n\u0131 olu\u015fturmazlar.<\/p>\n\n\n\n

\u00dcretim a\u00e7\u0131s\u0131ndan pratik g\u00f6rev, onaylanm\u0131\u015f su dengesini korurken yeterli ak\u0131\u015fkanl\u0131\u011f\u0131 sa\u011flamakt\u0131r. Denemeler yoluyla uyumlu katk\u0131 maddelerini, hamur hacmini ve agrega tanecik da\u011f\u0131l\u0131m\u0131n\u0131 belirleyin. S\u00f6zle\u015fme kapsam\u0131nda belirlenen numune alma noktas\u0131nda pompalanabilirli\u011fi, kal\u0131p dolumunu, y\u00fczey d\u00fczeltmeyi ve hava i\u00e7eri\u011fini kontrol edin. Y\u00fcksek hava i\u00e7eri\u011fi de\u011ferleri, liflerin her kar\u0131\u015f\u0131m\u0131 otomatik olarak daha yo\u011fun hale getirdi\u011fi \u015feklinde yorumlanmamal\u0131d\u0131r.<\/p>\n\n\n\n

Bas\u0131n\u00e7 dayan\u0131m\u0131, toklukla ayn\u0131 e\u011filimi g\u00f6stermedi<\/strong><\/strong><\/h2>\n\n\n\n

Bu seride, sadece \u00e7elik i\u00e7eren kar\u0131\u015f\u0131mlar\u0131n 28 g\u00fcnl\u00fck k\u00fcp mukavemetleri, sade kontrol numunesinden daha y\u00fcksekti. Sadece makro elyaf i\u00e7eren kar\u0131\u015f\u0131mlar ise kontrol numunesinin biraz alt\u0131ndayd\u0131. Hibrit kar\u0131\u015f\u0131mlar da sadece \u00e7elik i\u00e7eren muadillerinden farkl\u0131 s\u0131k\u0131\u015ft\u0131rma sonu\u00e7lar\u0131 g\u00f6sterdi.<\/p>\n\n\n\n

Kar\u0131\u015f\u0131m<\/strong><\/td>1 g\u00fcnl\u00fck k\u00fcp mukavemeti, MPa<\/strong><\/td>28 g\u00fcnl\u00fck k\u00fcp mukavemeti, MPa<\/strong><\/td><\/tr>
NC<\/td>18.19<\/td>64.26<\/td><\/tr>
SF30<\/td>17.03<\/td>71.76<\/td><\/tr>
SF50<\/td>15.98<\/td>73.29<\/td><\/tr>
PP4<\/td>16.00<\/td>60.75<\/td><\/tr>
PP6<\/td>16.78<\/td>60.66<\/td><\/tr>
SF30PP4<\/td>14.80<\/td>58.98<\/td><\/tr>
SF50PP6<\/td>13.92<\/td>64.83<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Bunlar, raporlanan grup ortalamalar\u0131d\u0131r. Ortalamalar tek ba\u015f\u0131na istatistiksel e\u015fde\u011ferli\u011fi veya bir \u00fcretim \u00f6zelli\u011finin g\u00fcc\u00fcn\u00fc kan\u0131tlamaz. \u00d6zellikle, SF30PP4'\u00fcn \u00f6l\u00e7\u00fclen de\u011feri 58,98 MPa iken, SF50 i\u00e7in bu de\u011fer 73,29 MPa'd\u0131r; yani SF30PP4, SF50'ye k\u0131yasla yakla\u015f\u0131k 19,5% daha d\u00fc\u015f\u00fckt\u00fcr. Bu nedenle, SF30PP4'\u00fcn sonraki a\u015famadaki olumlu e\u011filme sonucu, bas\u0131n\u00e7 gereksinimi ile birlikte de\u011ferlendirilmelidir.<\/p>\n\n\n\n

Bundan \u00e7\u0131kar\u0131lacak pratik sonu\u00e7, bas\u0131n\u00e7 dayan\u0131m\u0131n\u0131 ayr\u0131 olarak de\u011ferlendirmektir. Enerji emilimi amac\u0131yla se\u00e7ilen bir hibrit malzeme, yine de projenin mukavemet s\u0131n\u0131f\u0131, numune alma kurallar\u0131, olgunla\u015fma ko\u015fullar\u0131 ve kabul kriterlerini kar\u015f\u0131lamal\u0131d\u0131r. Liflerin \u00e7ekme mukavemeti verilerinden, bas\u0131n\u00e7 dayan\u0131m\u0131nda garanti edilen art\u0131\u015flar oldu\u011fu sonucuna var\u0131lmamal\u0131d\u0131r.<\/p>\n\n\n\n

\"Yedi<\/figure>\n\n\n\n

Gerekli deformasyon aral\u0131\u011f\u0131 boyunca e\u011filme performans\u0131n\u0131 okuyun<\/strong><\/strong><\/h2>\n\n\n\n

\u00c7al\u0131\u015fmada, e\u011filme tepkisinin belirli b\u00f6l\u00fcmlerindeki enerji emilimi temel al\u0131narak e\u015fde\u011fer e\u011filme mukavemeti hesaplanm\u0131\u015ft\u0131r. Raporlanan iki e\u015fde\u011fer mukavemet indeksi, referans sapma de\u011ferine art\u0131 0,65 mm ve art\u0131 2,65 mm eklemeli u\u00e7 sapma de\u011ferlerini kullanm\u0131\u015ft\u0131r. Referans de\u011feri, ba\u015flang\u0131\u00e7 e\u011filme y\u00fck\u00fc kriteriyle ili\u015fkilendirilmi\u015ftir.<\/p>\n\n\n\n

Anla\u015f\u0131l\u0131r olmas\u0131 a\u00e7\u0131s\u0131ndan, tabloda bunlara \u201c\u00f6nceki\u201d ve \u201csonraki\u201d indeksler ad\u0131 verilmi\u015ftir. Bunlar, tan\u0131mlanan aral\u0131klar \u00fczerinden hesaplanan enerjiye dayal\u0131 de\u011ferlerdir. Bunlar, e\u011fri \u00fczerindeki tek bir noktadaki gerilme de\u011feri de\u011fildir ve farkl\u0131 bir standarttaki kal\u0131nt\u0131 mukavemet de\u011ferleriyle birbirinin yerine kullan\u0131lamaz.<\/p>\n\n\n\n

Kar\u0131\u015f\u0131m<\/strong><\/td>Eski e\u015fde\u011fer mukavemet, MPa<\/strong><\/td>Sonraki e\u015fde\u011fer mukavemet, MPa<\/strong><\/td><\/tr>
SF30<\/td>2.959<\/td>1.119<\/td><\/tr>
SF50<\/td>5.125<\/td>2.058<\/td><\/tr>
PP4<\/td>1.289<\/td>1.624<\/td><\/tr>
PP6<\/td>1.340<\/td>1.639<\/td><\/tr>
SF30PP4<\/td>4.599<\/td>2.432<\/td><\/tr>
SF50PP6<\/td>6.291<\/td>3.580<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Sabit bir \u00e7elik miktar\u0131na makro elyaf ekleme<\/strong><\/strong><\/h3>\n\n\n\n

SF30 ile kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda, SF30PP4 erken e\u015fde\u011fer mukavemeti 2,959\u2019dan 4,599 MPa\u2019ya, yani yakla\u015f\u0131k 55%\u2019ye y\u00fckseltti. \u0130kinci de\u011fer ise 1,119'dan 2,432 MPa'ya, yani yakla\u015f\u0131k 117%'ye y\u00fckseldi. Bu durum, s\u00f6z konusu kombinasyonun sonraki deformasyon aral\u0131\u011f\u0131nda daha belirgin bir avantaj sa\u011flad\u0131\u011f\u0131n\u0131 g\u00f6stermektedir.<\/p>\n\n\n\n

Daha y\u00fcksek \u00e7elik dozunda, SF50PP6, tablo halinde verilen ortalamalardan hesapland\u0131\u011f\u0131nda, \u00f6nceki endekste SF50\u2019yi yakla\u015f\u0131k 23%, sonraki endekste ise yakla\u015f\u0131k 74% a\u015ft\u0131. Bunlar, mevcut \u00e7elik miktarlar\u0131na Macro Fiber ilavesidir. Bunlar tek ba\u015flar\u0131na \u00e7eli\u011fin ikame edildi\u011fini g\u00f6stermez veya saf bir etkile\u015fim etkisini ortaya \u00e7\u0131karmaz: toplam lif i\u00e7eri\u011fi de artm\u0131\u015ft\u0131r.<\/p>\n\n\n\n

Makro Elyaf ekleyerek \u00e7eli\u011fin hacmini azaltma<\/strong><\/strong><\/h3>\n\n\n\n

Yararl\u0131 bir ikame kar\u015f\u0131la\u015ft\u0131rmas\u0131, SF30PP4 ile SF50 aras\u0131nda yap\u0131labilir. \u00c7elik i\u00e7eri\u011fi 50 kg\/m\u00b3\u2019den 30 kg\/m\u00b3\u2019e d\u00fc\u015ferek \u00e7elik k\u00fctlesinde 40%\u2019lik bir azalma meydana gelirken, 4 kg\/m\u00b3 Makro Elyaf eklenmi\u015ftir. \u00d6nceki e\u015fde\u011fer mukavemet yakla\u015f\u0131k 10% daha d\u00fc\u015f\u00fckt\u00fc; sonraki e\u015fde\u011fer mukavemet ise yakla\u015f\u0131k 18% daha y\u00fcksekti.<\/p>\n\n\n\n

Bu, ko\u015fullu bir \u00f6d\u00fcnle\u015fmedir. Bu yakla\u015f\u0131m, sonraki deformasyon aral\u0131\u011f\u0131n\u0131n \u00f6nemli oldu\u011fu durumlarda k\u0131smi ikame se\u00e7eneklerinin ara\u015ft\u0131r\u0131lmas\u0131n\u0131 destekler. Ancak bu, her \u00e7atlak a\u00e7\u0131kl\u0131\u011f\u0131nda e\u015fit performans, e\u015fit bas\u0131n\u00e7 dayan\u0131m\u0131 veya ba\u015fka bir projede \u00e7eli\u011fin 40% oran\u0131nda azalt\u0131lmas\u0131na izin verildi\u011fini g\u00f6stermez. Kabul edilebilir tasar\u0131m tepkisi, hangi kar\u0131\u015f\u0131m\u0131n uygun oldu\u011funu belirlemelidir.<\/p>\n\n\n\n

\"SF50<\/figure>\n\n\n\n

Neden kitlesel ikame yan\u0131lt\u0131c\u0131 olabilir?<\/strong><\/strong><\/h2>\n\n\n\n

\u00c7elik ve polipropilenin yo\u011funluklar\u0131 birbirinden olduk\u00e7a farkl\u0131d\u0131r. \u00c7al\u0131\u015fmada belirtilen de\u011ferlere g\u00f6re, 50 kg\/m\u00b3 \u00e7elik, yakla\u015f\u0131k 0,64% beton hacmine kar\u015f\u0131l\u0131k gelir. 30 kg\/m\u00b3 \u00e7elik ile 4 kg\/m\u00b3 Makro Elyaf\u0131n birle\u015fimi, yakla\u015f\u0131k 0,38% \u00e7elik art\u0131 0,44% Makro Elyaf, yani toplam 0,82% elyaf hacmine kar\u015f\u0131l\u0131k gelir.<\/p>\n\n\n\n

Dolay\u0131s\u0131yla bu hibrit, SF50\u2019ye k\u0131yasla daha az \u00e7elik k\u00fctlesi, ancak daha fazla toplam elyaf hacmi kullan\u0131yordu. Davran\u0131\u015f\u0131, malzeme, geometri, iplik say\u0131s\u0131 ve toplam i\u00e7erikteki de\u011fi\u015fiklikleri yans\u0131tmaktad\u0131r. Kilogram ba\u015f\u0131na ikame yap\u0131lmas\u0131, bu farkl\u0131l\u0131klar\u0131 gizleyecektir.<\/p>\n\n\n\n

Sat\u0131n alma kar\u015f\u0131la\u015ft\u0131rmas\u0131 yapmak i\u00e7in, ger\u00e7ek kalite yo\u011funluklar\u0131n\u0131 kullanarak hem k\u00fctle dozaj\u0131n\u0131 hem de hesaplanan hacim oran\u0131n\u0131 kaydedin. Metrek\u00fcp ba\u015f\u0131na maliyeti ve kar\u0131\u015ft\u0131rma, katk\u0131 maddeleri, testler ve son i\u015flemlerdeki t\u00fcm de\u011fi\u015fiklikleri de dahil edin. \u00c7elik k\u00fctlesini 40% oran\u0131nda azaltmak, toplam beton maliyetini 40% oran\u0131nda azaltmakla ayn\u0131 \u015fey de\u011fildir.<\/p>\n\n\n\n

Ara\u015ft\u0131rmay\u0131 bir proje yeterlilik plan\u0131na d\u00f6n\u00fc\u015ft\u00fcr\u00fcn<\/strong><\/strong><\/h2>\n\n\n\n

\u00d6ncelikle gerekli yan\u0131t\u0131 belirleyin<\/strong><\/strong><\/h3>\n\n\n\n

Eleman\u0131n ihtiya\u00e7 duydu\u011fu bas\u0131n\u00e7 dayan\u0131m\u0131, maruz kalma ko\u015fullar\u0131, i\u015flenebilirlik ve \u00e7atlak olu\u015fumundan sonraki tepkisini belirtin. Hizmet verebilirli\u011fi s\u0131n\u0131rl\u0131 \u00e7atlak a\u00e7\u0131kl\u0131\u011f\u0131 belirliyorsa, erken tepki kritik \u00f6neme sahip olabilir. Uygulama, daha b\u00fcy\u00fck deformasyonlarda enerji emilimi gerektiriyorsa, daha ge\u00e7 bir zaman aral\u0131\u011f\u0131 \u00f6nem kazanabilir. \u0130lgili kriteri yap\u0131sal tasar\u0131mc\u0131 se\u00e7er.<\/p>\n\n\n\n

ASTM C1609\/C1609M-24<\/u><\/a> belirtilen sapmalarda ilk tepe e\u011filme mukavemetini kal\u0131nt\u0131 mukavemetinden ay\u0131r\u0131r. Bu y\u00f6ntemi kullanan bir proje, \u00f6nerilen kar\u0131\u015f\u0131mlar\u0131n\u0131 bu y\u00f6ntem kapsam\u0131nda de\u011ferlendirmelidir. Gerek\u00e7elendirilmi\u015f bir korelasyon olmadan, ge\u00e7mi\u015fteki e\u015fde\u011fer mukavemet de\u011ferlerini do\u011frudan C1609 kabul de\u011ferlerine d\u00f6n\u00fc\u015ft\u00fcrmeyin.<\/p>\n\n\n\n

Pratik bir deneme matrisini kar\u015f\u0131la\u015ft\u0131r\u0131n<\/strong><\/strong><\/h3>\n\n\n\n

Bir kontrol grubu, mevcut sadece \u00e7elik i\u00e7eren kar\u0131\u015f\u0131m\u0131 ve aday kar\u0131\u015f\u0131mlar\u0131 dahil edin. Ama\u00e7 sinerjiyi incelemekse, \u00fcretim alternatiflerinin yan\u0131 s\u0131ra toplam lif hacmini de kontrol eden kar\u015f\u0131la\u015ft\u0131rmalar\u0131 g\u00f6z \u00f6n\u00fcnde bulundurun. Malzemeleri ve sertle\u015ftirme ko\u015fullar\u0131n\u0131 tutarl\u0131 tutun ve ortalama de\u011ferlerin yan\u0131 s\u0131ra numune de\u011fi\u015fkenli\u011fini de raporlay\u0131n. Bu, yararl\u0131 bir kar\u0131\u015f\u0131m\u0131 normal da\u011f\u0131l\u0131mdan veya toplam takviyedeki art\u0131\u015ftan ay\u0131rt etmeye yard\u0131mc\u0131 olur.<\/p>\n\n\n\n

\u00dcretim \u00f6l\u00e7e\u011finde da\u011f\u0131l\u0131m\u0131 kontrol edin. Her iki elyaf t\u00fcr\u00fcn\u00fc de, denemelerde onaylanan s\u0131raya g\u00f6re kontroll\u00fc bir h\u0131zda hareket halindeki kar\u0131\u015f\u0131ma besleyin. Laboratuvar kab\u0131nda elde edilen ba\u015far\u0131l\u0131 bir sonu\u00e7, kamyon mikseri, pompa hatt\u0131 veya p\u00fcsk\u00fcrtme beton sistemi i\u00e7in uygunluk ko\u015fulu olu\u015fturmaz. Hava i\u00e7eri\u011fi, ak\u0131\u015f tutma, parti verimi, elyaf miktarlar\u0131 ve d\u00f6k\u00fcm davran\u0131\u015f\u0131n\u0131 kaydedin.<\/p>\n\n\n\n

Kiri\u015f testi d\u0131\u015f\u0131ndaki tasar\u0131m ko\u015fullar\u0131n\u0131 kontrol edin<\/strong><\/strong><\/h3>\n\n\n\n

S\u00fcrekli y\u00fck ve s\u00fcnme, yorulma, darbe, yang\u0131n, korozyona maruz kalma, ba\u011flant\u0131 yerleri ve eleman detayland\u0131rmalar\u0131 ayr\u0131 kan\u0131tlar gerektirebilir. Bir polipropilen bile\u015fen, hibrit yap\u0131da kalan \u00e7eli\u011fin korozyona kar\u015f\u0131 dayan\u0131kl\u0131 olmas\u0131n\u0131 sa\u011flamaz. Benzer \u015fekilde, statik kiri\u015f testi sonucu her t\u00fcrl\u00fc darbe veya sismik \u00f6zelli\u011fi kan\u0131tlayamaz.<\/p>\n\n\n\n

ACI SPEC-544.12-23<\/u><\/a> zemin \u00fczerine d\u00f6\u015fenen elyaf takviyeli d\u00f6\u015feme levhalar\u0131 ve kaplama tabakalar\u0131 i\u00e7in performansa dayal\u0131 bir \u015fartname sunar. Belirtilen kapsam ve gerekli kal\u0131nt\u0131 performans \u015fartlar\u0131na uyulmas\u0131 zorunludur. Kar\u0131\u015f\u0131mdaki tek tek \u00e7elik elyaflar\u0131n de\u011fi\u015ftirilmesi, bir yap\u0131dan \u00e7ubuklar\u0131 veya kaynakl\u0131 tel donat\u0131y\u0131 kald\u0131rmaktan farkl\u0131 bir karard\u0131r.<\/p>\n\n\n\n

\"Tek<\/figure>\n\n\n\n

Deneme i\u00e7in mevcut Ecocretefiber\u2122 t\u00fcrlerini se\u00e7in<\/strong><\/strong><\/h2>\n\n\n\n

Bizim Ecocretefiber\u2122 Makro Elyaf<\/u><\/a> ve \u00e7elik elyaf serisi<\/u><\/a> Mevcut bir projenin de\u011ferlendirilmesi i\u00e7in se\u00e7enekler sunun. Kesin kalite s\u0131n\u0131f\u0131n\u0131, boyutlar\u0131, \u015fekli, \u00e7ekme \u00f6zelliklerini, yo\u011funlu\u011fu ve ilgili test raporlar\u0131n\u0131 teyit edin. Kancal\u0131 u\u00e7lu \u00e7elik \u00fcr\u00fcn, tarihsel deneyde kullan\u0131lan girintili \u00e7elik elyafla ayn\u0131 \u015fey de\u011fildir.<\/p>\n\n\n\n

Shandong Jianbang, deneme \u00fcretimi i\u00e7in aday \u00fcr\u00fcn uzunluklar\u0131, ambalajlama ve tedarik ayr\u0131nt\u0131lar\u0131n\u0131 g\u00f6r\u00fc\u015febilir. Mevcut \u00e7elik miktar\u0131, temel kar\u0131\u015f\u0131m, d\u00f6\u015feme y\u00f6ntemi, tasar\u0131m kriterleri ve maliyet hedefi hakk\u0131nda bilgi verin. Deneme, \u00f6nerilen hibrit \u00fcr\u00fcn\u00fcn t\u00fcm teknik \u015fartnamelere uygun olup olmad\u0131\u011f\u0131n\u0131 ortaya koymal\u0131d\u0131r; ancak bu, \u00fcr\u00fcn\u00fcn fiyatland\u0131r\u0131lmas\u0131 veya onaylanmas\u0131ndan \u00f6nce ger\u00e7ekle\u015ftirilmelidir.<\/p>\n\n\n\n

S\u0131k\u00e7a sorulan sorular<\/strong><\/strong><\/h2>\n\n\n\n

Makro Elyaf her zaman bas\u0131n\u00e7 dayan\u0131m\u0131n\u0131 art\u0131r\u0131r m\u0131?<\/strong><\/strong><\/h3>\n\n\n\n

Hay\u0131r. Yedi kar\u0131\u015f\u0131ml\u0131k seride, s\u0131k\u0131\u015ft\u0131rma sonu\u00e7lar\u0131 ile tokluk sonu\u00e7lar\u0131 farkl\u0131 e\u011filimler sergilemi\u015ftir. \u00d6nerilen her bir kar\u0131\u015f\u0131m i\u00e7in gerekli mukavemet s\u0131n\u0131f\u0131n\u0131 ayr\u0131 ayr\u0131 belirleyin.<\/p>\n\n\n\n

4 kg\/m\u00b3\u2019l\u00fck makro elyaf, 20 kg\/m\u00b3\u2019l\u00fck \u00e7elik elyaf\u0131n yerini alabilir mi?<\/strong><\/strong><\/h3>\n\n\n\n

Bu kombinasyon, belirlenen bir laboratuvar sisteminde gelecek vaat eden bir ileri a\u015fama e\u011filme sonucu ortaya \u00e7\u0131kard\u0131. \u00d6nceki e\u015fde\u011fer mukavemet indeksi ve bas\u0131n\u00e7 mukavemeti, sadece \u00e7elikten olu\u015fan 50 kg\/m\u00b3\u2019l\u00fck kar\u0131\u015f\u0131mdan daha d\u00fc\u015f\u00fckt\u00fc. Yeni bir proje i\u00e7in ayr\u0131 kar\u0131\u015f\u0131m testleri ve tasar\u0131m onay\u0131 gereklidir.<\/p>\n\n\n\n

E\u015fde\u011fer e\u011filme mukavemeti, kal\u0131nt\u0131 mukavemetiyle ayn\u0131 m\u0131d\u0131r?<\/strong><\/strong><\/h3>\n\n\n\n

Her ikisi de \u00e7atlama sonras\u0131 davran\u0131\u015f\u0131n baz\u0131 y\u00f6nlerini tan\u0131mlayabilir, ancak hesaplama ve test y\u00f6ntemi \u00f6nemlidir. Buradaki tarihsel endeksler enerjiye dayal\u0131d\u0131r. Belirtilen bir C1609 sapma de\u011ferindeki kal\u0131nt\u0131 de\u011fer ise raporlanan farkl\u0131 bir niceliktir.<\/p>\n\n\n\n

Hibrit bir sistem neden ilerleyen a\u015famalardaki performans\u0131 iyile\u015ftirebilir?<\/strong><\/strong><\/h3>\n\n\n\n

Farkl\u0131 sertlik, uzunluk, ba\u011flanma ve uzama \u00f6zelliklerine sahip lifler, bir \u00e7atlak a\u00e7\u0131ld\u0131\u011f\u0131nda farkl\u0131 \u015fekillerde etkile\u015fime girebilir. \u00c7al\u0131\u015fmadaki e\u011friler ve e\u015fde\u011fer mukavemet sonu\u00e7lar\u0131, bu mekanizman\u0131n ara\u015ft\u0131r\u0131lmas\u0131n\u0131 desteklemektedir. Ancak bu sonu\u00e7lar, her lif \u00e7iftinde bu mekanizman\u0131n ge\u00e7erli olaca\u011f\u0131n\u0131 garanti etmez.<\/p>\n\n\n\n

\u00c7elik kullan\u0131m\u0131n\u0131n azalt\u0131ld\u0131\u011f\u0131 bir hibrit ara\u00e7 otomatik olarak daha m\u0131 ucuz olur?<\/strong><\/strong><\/h3>\n\n\n\n

Hay\u0131r. Her iki elyaf\u0131, kar\u0131\u015f\u0131m ayarlamalar\u0131n\u0131, \u00fcretimi, testleri ve yap\u0131mdaki her t\u00fcrl\u00fc de\u011fi\u015fikli\u011fi de i\u00e7eren metrek\u00fcp ba\u015f\u0131na toplam maliyeti kar\u015f\u0131la\u015ft\u0131r\u0131n. Tasarruf iddias\u0131nda bulunmadan \u00f6nce performans\u0131 onaylay\u0131n.<\/p>\n\n\n\n

Jianbang ile makro elyaf ve \u00e7elik elyaf denemesini g\u00f6r\u00fc\u015f\u00fcn<\/strong><\/strong><\/h2>\n\n\n\n

Bir hibrit sistem, \u00f6l\u00e7\u00fclen tepkisi eleman\u0131n ger\u00e7ek gereksinimlerine uygun oldu\u011funda de\u011ferlidir. Shandong Jianbang Chemical Fiber Co., Ltd., Ecocretefiber\u2122 takviye se\u00e7enekleri sunmakta ve m\u00fc\u015fterilerin kontroll\u00fc denemeler i\u00e7in \u00fcr\u00fcn bilgilerini haz\u0131rlamas\u0131na yard\u0131mc\u0131 olmaktad\u0131r. Ekibimizle ileti\u015fime ge\u00e7in<\/u><\/a> \u00c7elik elyaf temel de\u011feriniz, hedef deformasyon aral\u0131\u011f\u0131n\u0131z ve kabul kriterlerinizle birlikte, uygun bir Makro Elyaf kar\u0131\u015f\u0131m\u0131 se\u00e7ene\u011fini g\u00f6r\u00fc\u015fmek \u00fczere.<\/p>\n\n\n\n

\"S\u0131n\u0131f<\/figure>","protected":false},"excerpt":{"rendered":"

Combining Macro Fiber with steel fiber can change the way concrete carries load after cracking. The useful result may be a more gradual loss of load or greater energy absorption over a selected deformation range. The optimum blend depends on which part of the response the design needs, together with workability, compressive strength, and cost. […]<\/p>\n","protected":false},"author":3,"featured_media":3060,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[325],"tags":[338,336,339,335,334,327,331,337],"class_list":["post-3054","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-macro-fiber","tag-equivalent-flexural-strength","tag-flexural-toughness","tag-hybrid-concrete-mix-design","tag-hybrid-fiber-concrete","tag-macro-fiber-and-steel-fiber","tag-macro-fiber-concrete","tag-macro-fiber-dosage","tag-partial-steel-fiber-replacement"],"_links":{"self":[{"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/posts\/3054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/comments?post=3054"}],"version-history":[{"count":2,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/posts\/3054\/revisions"}],"predecessor-version":[{"id":3063,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/posts\/3054\/revisions\/3063"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/media\/3060"}],"wp:attachment":[{"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/media?parent=3054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/categories?post=3054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ecocretefiber.com\/tr\/wp-json\/wp\/v2\/tags?post=3054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}