Alithea Fernandes
Don Bosco College of Engineering (DBCE), Goa
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Rushi Shah
K J Somaiya College of Engineering (K J Somaiya), Mumbai
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11 Other formulas that you can solve using the same Inputs

Shear force(at junction of top of web)
Shear Force=(Shear Stress*(8*M.I of the area of section*Thickness of web))/(Width of Section*((Outer length of I-section^2)-(Inner length of I-section^2))) GO
Moment of inertia of section if shear stress at the junction of top of web is known
M.I of the area of section=(Shear Force*Width of Section*((Outer length of I-section^2)-(Inner length of I-section^2)))/(8*Shear Stress*Thickness of web) GO
Thickness of web if shear stress at the junction of top of web is known
Thickness of web=(Shear Force*Width of Section*((Outer length of I-section^2)-(Inner length of I-section^2)))/(8*M.I of the area of section*Shear Stress) GO
Section Modulus of Hollow Rectangular Section
Section Modulus=(Width of Section*(Depth of Section^3)-Interior Depth of Section*(Interior Depth of Section^3))/(6*Depth of Section) GO
Area of the flange(area above the considered section)
Area=Width of Section*((Outer length of I-section/2)-Distance b/w considered and neutral layer) GO
Steel yield strength for Braced Non-Compact Section for LFD when Maximum Unbraced Length is Given
yield strength of steel=(20000*Area of Flange)/(Maximum Unbraced Length*Depth of Section) GO
Maximum Unbraced Length for Symmetrical Flexural Braced Non-Compact Section for LFD of Bridges
Maximum Unbraced Length=(20000*Area of Flange)/(yield strength of steel*Depth of Section) GO
Area of Flange for Braced Non-Compact Section for LFD when Maximum Unbraced Length is Given
Area of Flange=(Maximum Unbraced Length*yield strength of steel*Depth of Section)/20000 GO
Minimum Web Thickness for Symmetrical Flexural Compact Section for LFD of Bridges
Minimum Web Thickness=Depth of Section*sqrt(yield strength of steel)/608 GO
Steel yield strength for Compact Section for LFD when Minimum Web Thickness is Given
yield strength of steel=(608*Minimum Web Thickness/Depth of Section)^2 GO
Section Modulus of Triangular Section
Section Modulus=(Width of Section*(Height of Section ^2))/24 GO

11 Other formulas that calculate the same Output

Section modulus for hollow rectangular section
Section Modulus=((Outer breadth of hollow rectangle*(Outer length of hollow rectangle^3))-(Inner breadth of hollow rectangle*(Inner length of hollow rectangle^3)))/(6*Outer length of hollow rectangle) GO
Section Modulus of Hollow Rectangular Section
Section Modulus=(Width of Section*(Depth of Section^3)-Interior Depth of Section*(Interior Depth of Section^3))/(6*Depth of Section) GO
Section Modulus of Hollow circular tube of uniform section
Section Modulus=(pi*((Diameter of Section^4)-(Interior Diameter of Circular Section^4)))/(32*Diameter of Section) GO
Section modulus
Section Modulus=M.I of the area of section/Distance b/w outermost and neutral layer GO
Section modulus in terms of maximum moment of resistance
Section Modulus=Maximum moment of resistance/Maximum stress in the layer GO
Section Modulus
Section Modulus=(Moment of Inertia)/(Distance from the Neutral axis) GO
Section Modulus
Section Modulus=(Breadth of the Section*Height of the Section^2)/6 GO
Section modulus for rectangular section
Section Modulus=(Breadth of rectangle*(Length of rectangle^2))/6 GO
Section Modulus for Braced Non-Compact Section for LFD when Maximum Bending Moment is Given
Section Modulus=Maximum Bending Moment/yield strength of steel GO
Section Modulus of Triangular Section
Section Modulus=(Width of Section*(Height of Section ^2))/24 GO
Section Modulus of Circular Section
Section Modulus=(pi*(Diameter of Section^3))/32 GO

Section Modulus of Rectangular Section Formula

Section Modulus=(Width of Section*(Depth of Section^2))/6
S=(B*(D^2))/6
More formulas
Section Modulus of Hollow Rectangular Section GO
Section Modulus of Circular Section GO
Section Modulus of Hollow circular tube of uniform section GO
Section Modulus of Triangular Section GO

What is Section Modulus of Rectangular Section?

Section modulus of Rectangular Section is a geometric property for a rectangular cross-section used in the design of beams or flexural members.

How to Calculate Section Modulus of Rectangular Section?

Section Modulus of Rectangular Section calculator uses Section Modulus=(Width of Section*(Depth of Section^2))/6 to calculate the Section Modulus, The Section Modulus of Rectangular Section formula is defined as (width of section*depth of section^2)/6. Section Modulus and is denoted by S symbol.

How to calculate Section Modulus of Rectangular Section using this online calculator? To use this online calculator for Section Modulus of Rectangular Section, enter Width of Section (B) and Depth of Section (D) and hit the calculate button. Here is how the Section Modulus of Rectangular Section calculation can be explained with given input values -> 166666.7 = (0.1*(0.1^2))/6.

FAQ

What is Section Modulus of Rectangular Section?
The Section Modulus of Rectangular Section formula is defined as (width of section*depth of section^2)/6 and is represented as S=(B*(D^2))/6 or Section Modulus=(Width of Section*(Depth of Section^2))/6. Width of Section is the width of the rectangular cross-section of the beam parallel to the axis in consideration and Depth of Section is the depth of the rectangular cross-section of the beam perpendicular to the axis of consideration.
How to calculate Section Modulus of Rectangular Section?
The Section Modulus of Rectangular Section formula is defined as (width of section*depth of section^2)/6 is calculated using Section Modulus=(Width of Section*(Depth of Section^2))/6. To calculate Section Modulus of Rectangular Section, you need Width of Section (B) and Depth of Section (D). With our tool, you need to enter the respective value for Width of Section and Depth of Section and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Section Modulus?
In this formula, Section Modulus uses Width of Section and Depth of Section. We can use 11 other way(s) to calculate the same, which is/are as follows -
  • Section Modulus=(Moment of Inertia)/(Distance from the Neutral axis)
  • Section Modulus=(Width of Section*(Depth of Section^3)-Interior Depth of Section*(Interior Depth of Section^3))/(6*Depth of Section)
  • Section Modulus=(pi*(Diameter of Section^3))/32
  • Section Modulus=(pi*((Diameter of Section^4)-(Interior Diameter of Circular Section^4)))/(32*Diameter of Section)
  • Section Modulus=(Width of Section*(Height of Section ^2))/24
  • Section Modulus=(Breadth of the Section*Height of the Section^2)/6
  • Section Modulus=Maximum Bending Moment/yield strength of steel
  • Section Modulus=Maximum moment of resistance/Maximum stress in the layer
  • Section Modulus=M.I of the area of section/Distance b/w outermost and neutral layer
  • Section Modulus=(Breadth of rectangle*(Length of rectangle^2))/6
  • Section Modulus=((Outer breadth of hollow rectangle*(Outer length of hollow rectangle^3))-(Inner breadth of hollow rectangle*(Inner length of hollow rectangle^3)))/(6*Outer length of hollow rectangle)
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