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        <div id="content-top1">Page 12 - Putech Composites Dergisi MayÄ±s Haziran SayÄ±sÄ±</div>
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    <pre style="white-space:pre-line"><code>Makale / Article

viyeli polimer kompozitler (ETPK) bÃ¶yle uygulamalar iÃ§in      dons, laminates used for reinforcement with bidirec-
ideal malzeme olarak kullanÄ±labilmektedir. Bu kompozit        tional wicker fittings, traditional fittings in the form of
malzemeler aynÄ± zamanda, betonarme binalarÄ±n ve kÃ¶p-          wire or strip that are widely used in outdoor structures
rÃ¼lerin dÄ±ÅŸtan yapÄ±ÅŸtÄ±rÄ±lan laminatlar veya ÅŸeritler ÅŸeklin-  (Figure 1 and 2). The FRPC fittings by sticking in the
de kullanÄ±larak onarÄ±lmasÄ± ve gÃ¼Ã§lendirilmesi iÃ§in de uy-     form of strip or laminate from the outside are also used
gulamasÄ± kolay ve etkili bir malzeme olarak kabul gÃ¶r-        for repairing and reinforcing concrete structures and
mektedir. Bunun yanÄ±nda ETPK tendonlarÄ± aynÄ± zamanda          bridges. In addition, the FRPC profiles having light, high
eski Ã¶ngerilmeli beton kiriÅŸlerin gÃ¼Ã§lendirilmesi iÃ§in de     strength and corrosion resistant carrier properties can
kullanÄ±labilmektedir. Bu Ã§alÄ±ÅŸmada, genellikle ETPK ola-      be alternative to steel profiles in the construction. On
rak isimlendirilen kompozit malzemelerin fiziksel ve me-      the other hand, some FRPC rods are subjected to a sec-
kanik Ã¶zellikleri, inÅŸaat sektÃ¶rÃ¼nde kullanÄ±mÄ±, malzeme       ond treatment such as a helical wire winding method in
karakteristikleri ve temel dizayn koÅŸullarÄ± hakkÄ±nda bilgi    order to obtain the surface deformations required for
verilmekte, uygulama Ã¶rnekleri sunulmaktadÄ±r. AyrÄ±ca,         adherence and they are coated with sand for better ad-
ETPK donatÄ±lÄ± betonarme yapÄ±larÄ±n davranÄ±ÅŸlarÄ±, tasarÄ±m       hesion with concrete. The FRPC fitting rods with differ-
esaslarÄ± ve uygulama alanlarÄ± hakkÄ±nda bilgi verilmekte,      ent surface properties are shown in the Figure 1.
farklÄ± donatÄ± tiplerine sahip (kompozit ve Ã§elik) toplam 4
adet betonarme kiriÅŸ elemanÄ±na ait moment-eÄŸrilik dav-          Åekil 1. KÃ¶prÃ¼ tabliye betonlarÄ±nda kullanÄ±lan ETPK
ranÄ±ÅŸÄ± ve moment taÅŸÄ±ma kapasitesinin teorik olarak he-                                   donatÄ± tipleri
saplanmasÄ±ndan elde edilen sonuÃ§lar karÅŸÄ±laÅŸtÄ±rÄ±lmakta-
dÄ±r.                                                            Figure 1. FRPC types used as internal and external
1. Kompozitlerin YapÄ± ElemanlarÄ±nda KullanÄ±mÄ±                          fittings in reinforced concrete structures
GÃ¼nÃ¼mÃ¼zde, Ã¶zellikle dÄ±ÅŸ ortamlara aÃ§Ä±k olan yapÄ±larda
kullanÄ±labilen farklÄ± tiplerde ETPK donatÄ±larÄ± mevcuttur;
yÃ¼zey deformasyonlu donatÄ± Ã§ubuklarÄ±, Ã¶ngerme ten-
donlarÄ±, Ã§ift yÃ¶nlÃ¼ hasÄ±r donatÄ±lar ile gÃ¼Ã§lendirme ama-
cÄ±yla kullanÄ±lan laminatlar, tel veya ÅŸerit ÅŸeklindeki gele-
neksel betonarme donatÄ±sÄ±na ilave olarak kullanÄ±lan do-
natÄ±lar gibi (Åekil 1 ve 2). DÄ±ÅŸtan ÅŸerit veya laminat ÅŸek-
linde yapÄ±ÅŸtÄ±rÄ±larak uygulanabilen ETPK donatÄ±larÄ±, be-
ton yapÄ±larÄ±n ve kÃ¶prÃ¼lerin onarÄ±m ve gÃ¼Ã§lendirilmesin-
de kullanÄ±lmaktadÄ±r. AyrÄ±ca, Ã§elik yapÄ±lara alternatif ola-
rak Ã§elik profiller yerine ETPK profilleri kullanÄ±larak ha-
fif, yÃ¼ksek dayanÄ±mlÄ±, korozyona dayanÄ±klÄ± taÅŸÄ±yÄ±cÄ± sis-
temler oluÅŸturulabilmektedir. GÃ¼nÃ¼mÃ¼zde betonarme
ve Ã¶ngerilmeli beton uygulamalarÄ± iÃ§in kullanÄ±lan ve Ã¼re-
timi gerÃ§ekleÅŸtirilen ETPK donatÄ±larÄ±, tek doÄŸrultulu, dÃ¼z
veya nervÃ¼rlÃ¼ Ã§ubuklar ve burulmuÅŸ tendonlar ÅŸeklinde-
dir. BazÄ± ETPK Ã§ubuklarÄ± ise, aderans iÃ§in gerekli olan yÃ¼-
zey deformasyonlarÄ±nÄ±n elde edilebilmesi iÃ§in helezonik
tel sarma yÃ¶ntemi gibi ikinci bir iÅŸleme maruz bÄ±rakÄ±l-
makta veya kendisini Ã§evreleyen betonla arasÄ±nda daha
iyi bir aderans olmasÄ± iÃ§in kumla kaplanmaktadÄ±r. Åekil
1â€™de farklÄ± yÃ¼zey Ã¶zelliklerine sahip ETPK donatÄ± Ã§ubuk-
larÄ± gÃ¶rÃ¼lmektedir.

                                                               Åekil 2. Betonarme yapÄ±larda iÃ§ ve dÄ±ÅŸ donatÄ± olarak
                                                                                   kullanÄ±lan ETPK tipleri

                                                              Figure 2. FRPC fitting types used in bridge concretes

10 MayÄ±s / May - Haziran / June 2017</code></pre>
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