12
www.SID.ir Archive of SID LWAC NWC Mpa Gpa Gpa kg/m kg/m ACI- Mpa kg/m kg/m kg/m

Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Page 1: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

www.SID.ir

Archive

of SID

LWAC

NWC

Mpa GpaGpa

kg/m kg/m

ACI-

Mpa kg/mkg/m

kg/m

Page 2: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

www.SID.ir

Archive

of SID

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

Page 3: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

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

Page 4: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

ASTM DCASTMCASTMASTM C

ASTM C

Chang

Su

w/cw

c

SSPP .

ACI 211

mm

ASTM

SA

ASTM

ASTM

SA

PA

ASTM

- -

Page 5: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

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

Page 6: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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of SID

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

Page 7: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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of SID

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

Page 8: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

LWAC

LWAC

Kg/m3cw

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

Page 9: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

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

Page 10: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

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

Page 11: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

LWAC

MpaTasnimi

Mpa Almusallm

LWAC

Mpa Mpa

ACI=

ACI

MpaACIACI

Zhang

ACI

Slate

Mpa

Gpa

Gpa

ACI

Wang

Page 12: Mechanical Properties of Structural Lightweight Aggregate ...3dspaceco.com/public/user_data/abtahi/pdf/مقاله جدید... · Properties of High-Strength Lightweight Concrete",

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Archive

of SID

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.