Mechanical Properties of Structural Lightweight Aggregate...
Transcript of Mechanical Properties of Structural Lightweight Aggregate...
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ASTM C ASTM C
ChangSu
σ
1P.h
Vσ =
Ph V
(Mpa)
(Mpa)
(Mpa)
Zhang Gjorv [] 230.23c kt cf f= 0.73 kr cf f= 231.19 kc cE f=
ACI 318-05 [] ( )0.55 'ct cf fλ= ( )0.623 '
r cf fλ= 1.50.043 'c c cE w f=
Tasnimi [] 0.5352.1684 'c cE f= 0.44 5(70 15) 10'
o c f −= − ×
Wang et al. [] 0.5352.1684
'c cE f=
Almusallam Alsayed [] 0 44 565 5 6 75 10' .o c ( . f . )
−= − ×
Slate et al. [] 0.415'
ct cf f= 0.54'
r cf f= ( )1.5
3320 69002300
' cc c
wE f
= +
FIP [] ( )2
30.30 'r cf f=
CEB [] ( )1
239500 ( )2400
' cc c
wE f=
= = 'cfMpackfmmMpacwkg/m
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IIPC / kg m
Mpa
ASTM C kg/m
SiO2
ASTM C g/cm
mm
SiO2 CaO
Al2O3Fe2O3 Na2O K2O
SA PC
PC
SA
SF
SiO2
Al2O3
Fe2O3
CaO
Na2O
MgO
K2O
SO3 TiO2 MnO L.O.I
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ASTM DCASTMCASTMASTM C
ASTM C
Chang
Su
w/cw
c
SSPP .
ACI 211
mm
ASTM
SA
ASTM
ASTM
SA
PA
ASTM
- -
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Kg/m3 MPA OD
SSD
SA
PA
SA
Kg/m 3
mm
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
P
P
P
P
P
P
P
P
P
P
SSD
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oc
'
cf
mm× Mpa/sec kN/sec ASTM C
rfmm×× Mpa/min
)kN/sec(ASTM C ASTM C
ctf mm× kPa/minkN/sec
Ec mm× kPa/seckN/sec
ASTM C
ASTM C
Chang Su
ELE-ADR kN/sec
Mpa
Mpa Mpa
S S
S S P P
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Allington
26 5 .6 2 ( )2 4 0 0
' cc
wf =
MpaMpa
ACISlate
0 . 4 8 6 '
c t cf f=
Zhang
230 . 2 6 6 '
c t cf f=
ACI Slate
Zhang
Mpa
Mpa ACI
Slate
0 .5 6 8 '
r cf f=
FIP
230 . 3 1 1 '
r cf f=
ACI Slate
FIP
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LWAC
LWAC
Kg/m3cw
oε
Gpa
cE
Mpa
rf
Mpa
ctf
Mpa'
cf
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
P
P
P
P
P
P
P
P
P
P
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Mpa
Gpa
231.344 '
c cE f=
0.5352.162 '
c cE f=
1.50.032 '
c c cE w f=
1
237797( ) ( )2400
' cc c
wE f=
LWAC
LWAC
o o o
o
mm/m
mm/m
o
LWAC
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LWAC
' 0.44 5
c (56.03f 42.82) 10o
−= + ×
' 0.44 5
c (65.50f 6.99) 10o
−= + ×
ACI Slate
ACI
Mpa Zhang
Mpa Zhang
ACI
Zhang
Mpa ACISlate
Mpa
ACI
Wang
Mpa
CEB
LWAC
LWAC
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LWAC
MpaTasnimi
Mpa Almusallm
LWAC
Mpa Mpa
ACI=
ACI
MpaACIACI
Zhang
ACI
Slate
Mpa
Gpa
Gpa
ACI
Wang
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o
mm/m mm/m
[1] Zhang, M.H., Gjorv, O.E., "Mechanical
Properties of High-Strength Lightweight
Concrete", ACI Materials Journal, 1991, 88
(3), 240-246.
[2] American Concrete Institute, "Guide for
Structural Lightweight-Aggregate Concrete",ACI 213R-03
[3] Chi, J.M., Huang, R., Yang, C.C., Chang,
J.J., "Effect of Aggregate Properties on the
Strength and Stiffness of Lightweight
Concrete", Cement & Concrete Composites,
2003, 25, 197–205.
[4] Hossain K.M.A., "Properties of Volcanic
Pumice Based Cement and Lightweight
Concrete", Cement and Concrete Research,
2004, 34, pp 283–291.
[5] Anwar Hossain, K.M., " Blended Cement and
Lightweight Concrete Using Scoria: Mix
Design, Strength, Durability and Heat
Insulation Characteristics", International
Journal of Physical Sciences,2006,1 (1), 5-
16.
[6] Chang, T.P., Su N. K., "Estimation of Coarse
Aggregate Strength in High-StrengthConcrete", ACI Materials Journal, 1996, 93
(1), 3-8.
[7] American Concrete Institute, "Building Code
Requirements for Reinforced Concrete and
Commentary", Detroit, MI, 2002, ACI 318-
05.
[8] Tasnimi A.A., Mathematical Model for
Complete Stress-Strain Curve Prediction of
Normal, Light- Weight and High-Strength
Concretes, Magazine of Concrete Research,
2004, 56(1), pp 23-34.
[9] Wang P.T., Shah S.P., Naaman A.E., "Stress–
Strain Curve for Normal and LightweightConcrete in Compression", American
Concrete Institute J. Proc., 1978, 75 (11),
603–611.
[10] Almusallam T.H., Alsayed H., "Stress–Strain
relationship of Normal, High-Strength andLightweight Concrete", Magazine of
Concrete Research, 1995, 47(170), pp 39–44.
[11] Slate F.O., Nilson A.H., Martinez S.
"Mechanical Properties of High-Strength
Lightweight Concrete", American Concrete
Institute J. Proc., 1986, 83 (4), pp 606–613.
[12] FIP Manual of lightweight Aggregate
Concrete, Second Edition, Surrey University
Press, Halsted Press, New York, 1983.
[13] Euro-International Committee for Concrete
(CEB), "Draft International Standard Model
Code forConcrete Construction", CEB, Paris,
1977.
[14] American Concrete Institute, "Standard
Practice for Selecting Proportions for
StructuralLightweight Concrete", ACI 211.2-
91.
[15] Allington, C.J., "Seismic Performance of
Moment Resisting frame Members Produced
from Lightweight Aggregate Concrete", Phd
Thesis, University of canterbury, New
Zealand, 2003.