# Civil Engineering - Theory of Structures - Discussion

Discussion Forum : Theory of Structures - Section 1 (Q.No. 20)
20.
In plastic analysis, the shape factor for rectangular section, is
1.4
1.5
1.6
1.7
Explanation:
No answer description is available. Let's discuss.
Discussion:
7 comments Page 1 of 1.

Hasnain said:   1 year ago
Shape factor = Ip/Ie or Mz/Me.

For tube = 1.27,
For I section = 1.12 to 1.20 .
Rectangular: 1.5.
Circular: 1.7.
Triangular: 2.34.
(4)

Nawaz Khan said:   2 years ago
Rectangular : 1.5.
Circular : 1.7.
Triangular : 2.34.

Zia Ullah said:   3 years ago
Shape Factor for:

Rectangular Section - 1.5.
Circular Section - 1.7.
Triangular Section - 2.34.

Mateen said:   3 years ago
Yes, for circular it should be 1.7.

Hemant said:   4 years ago
Bro for circular it should be 1.7.

Sanjay Nautiyal said:   5 years ago
Shape factor = Ip/Ie or Mz/Me.
For tube = 1.27,
For I section = 1.12 to 1.20 or 1.14,
Rectangular or circular = 1.5.

Markos said:   6 years ago
How it could be? Please explain.