Donma- (276) 276 21 21 /2732 tahir.gonen@usak.edu.tr (312) 202 88 67 yazicioglus@gmail.com ÖZ hafif beton (KYHB) bilirlikleri ile donma- (KYB) ve vibrasyonla (HB) bilirliklerinin a, V hunisi, L kutusu, V hunisi 5 dakika gec - sert -20 º Deney KYB bilirlik deneyleri sonucunda, n -2400 g/dm 3 iken, 3 B daha onma- deneyleri - n azal Anahtar Sözcükler:. 9. Ulusal Beton Kongresi 191
, 2004) len bir ki (Gonen, 2010). en (Bingl ve Gl, 2004; T. genellikle,, bilirlik. Donma- rlerden - - - Suyla dolu olm le ak donma- 192 9. Ulusal Beton Kongresi
Malzemeler pomza ve Genle 4 ve 4 sadece 0- Tablo 1. Pomza Dere Perlit 4-16 mm 0-4 mm 4-16 mm 0-4 mm 0-4 mm 1,91 2,07 2,67 2,73 0,19 (kg/dm 3 ) Su emme (%) 8,3 17,7 2,0 2,0 140 3 ) 789 836 1470 1580 0,022 42 5,6 ) kulla Sivas Kangal t fiziksel ve kimyasal. S(SiO 2 ) 21.12 38,34 A(Al 2 O 3 ) 5.62 16,69 F(Fe 2 O 3 ) 3.24 5,11 C(CaO) 62.94 27,62 MgO 2.73 1,60 SO 3 2.30 4,44 Na 2 O - - K 2 O - - Cl - - 1.78 0,79 3 ) 3.10 2,3 2 /g (cm 2 /g) 3370 2343.7 ve yo 1.07 kg/l 9. Ulusal Beton Kongresi 193
, oranlarda perlit agre hacimce 310 litre/m 3 50 23 º Tablo 3. Rumuz Toplam Perlit Pomza (kg/m 3 ) Dere PÇ UK toz 0-4 (kg/m 3 ) (kg/m 3 (%) (%) ) (%) 0-4 4-16 0-4 4-16 KYHB 550 80 20 0 557 531 KYHB10 550 80 20 10 510 532 KYHB20 550 80 20 20 461 546 beton KYBH30 550 80 20 30 410 540 KYB1 420 80 20-973 791 KYB2 500 80 20-874 813 HB Hafif beton 440 100 - - 619 590 Taze beton deneyleri bilirlikleri (2002 ve 2005) 3. Tablo 4belirtilen taze Tablo 4 194 9. Ulusal Beton Kongresi
2002) 8- (2002). Bu deneyde (EFNARC 2005). Tablo 4. Deney metodu Viskozite 550-650 660-750 760-850 L kutusu deneyi (mm/mm) 0-3sn direnci (+sn) direnci Elek testi (%) 9. Ulusal Beton Kongresi 195
Donma-çözülme deneyleri ASTM C666 92 (1992) göre donma- A 0-20 o C ve donma 0 º (Neville, 1987). TS 3449 (1980) iki metot tarif edilmektedir. Bunlar havada donma--çözülmedir. -çözülme kaps-20 º tur. Her bir den ibarett (Jansen, 2002; Pol - (Neville, 1987). belirlen1) no. V 6 (h / t) 10 (1) dalga -çözülme deneylerinde hasar gören ve görmeyen Burada; E d dinamik elastisite 3 Poisson 2 V n(1 )(1 2) E d (2) (1 ) - -çözülme -çözül 196 9. Ulusal Beton Kongresi
- e tabi tutulmayan bilirlik bilirlik Tablo 5 Tablo 4 (2002) EFNARC (2005) skosite - syon direncinde azalma direnci iyi KYB1 ve KYB yay 9. Ulusal Beton Kongresi 197
tedir. Tablo 5 birim a. Taze V V Elek kurusu Beton Slump L kutusu beton hunisi hunisi tipi (mm) (mm/mm) 5 dk (s) (%) (gr/dm 3 (gr/dm 3 ) ) KYHB0 630 10 +3 0.87 7.9 1920 1785 KYHB10 660 11 +4 0.82 6.4 1900 1748 KYHB20 690 13 +2 0.80 7.0 1880 1722 KYHB30 660 11 +6 0.80 12.1 1860 1706 KYB1 670 5 +0 0.90 2.5 2385 2292 KYB2 710 4 +1 0.94 14 2395 2336 HB - - - - - 1895 1675 Donma- - Tablo 6 daha fazla etken b - etkilenmeyebilir. HB olan seridir. Donma- Tablo 6. Ultra ses Kontrol ED Ultra ses ED km/sn GPa MPa km/sn GPa MPa KYHB 3,95 26.5 60.9 1785 3.82 25.4 53.1 KYHB10 3,94 24.4 60.1 1748 3.85 23.8 49.4 KYHB20 3,65 20.6 57.7 1722 3.50 19.3 46.9 KYHB30 3,95 24.0 55.0 1706 3.83 23.0 43.8 HB 3,8 21.8 47.0 1675 3.63 21.0 33.0 KYB1 4,57 43.0 69.1 2292 4.46 40.7 60.6 KYB2 4,85 49.5 78.0 2336 4.75 46.5 69.8 - donma- Agrega tipinin donma- 198 9. Ulusal Beton Kongresi
%1- - - -. Sonuçlar ve Öneriler Bu durumda betonda 34 MPa iken KYB de ise 33 MPa Donma- - 11- - onma- Kaynaklar ASTM C 666 92, 1992, Standart Test method for Freezing and Thawing Resistance., R. (2004) Compressive strength of lightweight aggregate concrete exposed to high temperatures. Indian Journal of Engineering and Materials Sciences. Vol. 11, pp. 68 72. 9. Ulusal Beton Kongresi 199
Choi Y.W. Kim Y.J. Shin H.C. Moon H.Y. (2006) An experimental research on the fluidity and mechanical properties of high-strength lightweight self-compacting concrete. Cement Concrete Research Vol. 36, No. 9, pp. 1595 602. (2004), Vol. 1, pp. 51-53. EFNARC (2005) Specifications and Guidelines for Self-Compacting Concrete, The European Federation of Specialist Construction Chemicals and Concrete Systems. EFNARC (2002) Specifications and Guidelines for Self-Compacting Concrete Federation of Specialist Construction Chemicals and Concrete Systems. Beton, Metu Pres, Ankara. Gönen T. ve Yazcolu, S. (2010) Vol. 25, No. 3, pp. 459-467.. Effect of surface treatment methods on the properties of self-compacting concrete with recycled aggregates Construction and Building Materials. Vol. 64 No 14, pp. 172 183. Hale W.M. Freyne S.F. and Russell B.W. (2009) Examining the frost resistance of high performance concrete, Construction and Building Materials Vol. 23, pp. 878 888. Hwang C.L, Hung M.F. (2005) Durability design and performance of self-consolidating lightweight concrete. Construction and Building Materials Vol. 19, No. 8, pp. 619 26. Jansen, D.J. (2002) Requirements for a test of frost resistance of concrete, Frost resistance of concrete, edited by Setzer, Auberg and Keck, RILEM Proceeding PRO24, Germany. Lo T.Y, Tang P.W.C. Cui H.Z. Nadeem A. (2007) Comparison of workability and mechanical properties of self-compacting lightweight concrete and normal self-compacting concrete. Mater Research Innovation. Vol. 11, No. 1, pp. 45 50. Neville, A.M. and Brooks, J.J. (1987) Concrete Technology. Addison Wesley Longman Ltd, Edinburgh Gate, Harlow, Essex CM20 2JE 290. weight aggregate on the physico-mechanical properties of concrete exposed to freeze thaw cycles Cold Regions Science and Technology Vol.60, pp. 51 56. Soleymani Ashtiani, M. Scott, A.N. Dhakal, R.P. (2013) Mechanical and fresh properties of high-strength self-compacting concrete containing class C fly ash, Construction and Building Materials. Vol. 47, pp. 1217-1224. Effect of aggregate type on properties of hardened selfconsolidating lightweight concrete (SCLC), Construction and Building Materials, Vol. 24 No. 7, pp. 1286-1295 TS 3449 (1980) Tayini 200 9. Ulusal Beton Kongresi
conditions on the drying shrinkage of self-compacting concretes. Indian Journal of Engineering and Materials Sciences Vol. 13, pp. 253 258. 9. Ulusal Beton Kongresi 201
202 9. Ulusal Beton Kongresi