Axial Load & Moment Interaction Diagram for RCFT & SCFT

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RECTANGULAR (d/b = 0.5, E25 Chart No:1 Compressi c ck s b p p A Ratio Steel = λ concrete of Width concrete of Depth sec se R CONCRETE FILLED STEEL TUBE 50 GRADE STEEL (f y = 250MPa) & M25 GRADE CONC ion with Minor Axis Bending for Depth to Wi c y d p 5 . 1 & 1 . 1 ck ck y y f p f p = = t b b tion t d d tion c c 2 c 2 ec - = - = 1 E SECTION CRETE) idth Ratio of 0.5

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Axial Load & Moment Interaction Diagram for Rectangular & Square Concrete Filled Steel Tube section

Transcript of Axial Load & Moment Interaction Diagram for RCFT & SCFT

Page 1: Axial Load & Moment Interaction Diagram for RCFT & SCFT

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

(d/b = 0.5, E250 GRADE STEEL

Chart No:1 Compression with M

cck

s

bp

pARatioSteel =λ

concreteofWidth

concreteofDepth

sec

sec

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

E250 GRADE STEEL (fy = 250MPa) & M25 GRADE CONCRETE)

Chart No:1 Compression with Minor Axis Bending for Depth to Width Ratio of

c

y

d

p

5.1&

1.1

ckck

y

y

fp

fp ==

tbbtion

tddtion

c

c

2sec

2sec

−=

−=

1

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

& M25 GRADE CONCRETE)

or Axis Bending for Depth to Width Ratio of 0.5

Page 2: Axial Load & Moment Interaction Diagram for RCFT & SCFT

SQUARE CONCRETE FILLED STEEL TUBE SECTION

(d/b = 1.0, E250 GRADE STEEL (f

Chart No: 2 Compression with Uniaxial Bending for Depth to Width Ratio of 1

ck

s

p

ARatioSteel =λ

concreteofWidth

concreteofDepth

CONCRETE FILLED STEEL TUBE SECTION

(d/b = 1.0, E250 GRADE STEEL (fy = 250MPa) & M25 GRADE CONCRETE)

Chart No: 2 Compression with Uniaxial Bending for Depth to Width Ratio of 1

cc

ys

db

p

5.1&

1.1

ckck

y

y

fp

fp ==

tbbtion

tddtion

c

c

2sec

2sec

−=

−=

2

CONCRETE FILLED STEEL TUBE SECTION

= 250MPa) & M25 GRADE CONCRETE)

Chart No: 2 Compression with Uniaxial Bending for Depth to Width Ratio of 1

Page 3: Axial Load & Moment Interaction Diagram for RCFT & SCFT

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

(d/b = 2, E250 GRADE STEEL (f

Chart No: 3 Compression with Major Axis Bending for Depth to Width Ratio of 2

ck

s

bp

ARatioSteel =λ

concreteofWidth

concreteofDepth

sec

sec

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

(d/b = 2, E250 GRADE STEEL (fy = 250MPa) & M25 GRADE CONCRETE)

Chart No: 3 Compression with Major Axis Bending for Depth to Width Ratio of 2

cc

y

db

p

5.1&

1.1

ckck

y

y

fp

fp ==

tbbtion

tddtion

c

c

2sec

2sec

−=

−=

3

RECTANGULAR CONCRETE FILLED STEEL TUBE SECTION

= 250MPa) & M25 GRADE CONCRETE)

Chart No: 3 Compression with Major Axis Bending for Depth to Width Ratio of 2