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Maximum Unbraced Length also known as the unsupported length, is the largest distance along a structural member between the brace points. Check FAQs
lmax=20000FydAf
lmax - Maximum Unbraced Length?Fy - Yield Stress of Steel?d - Beam Depth?Af - Area of Compression Flange?

Maximum Unsupported Length of Compression Flange-2 Example

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Here is how the Maximum Unsupported Length of Compression Flange-2 equation looks like with Values.

Here is how the Maximum Unsupported Length of Compression Flange-2 equation looks like with Units.

Here is how the Maximum Unsupported Length of Compression Flange-2 equation looks like.

2400Edit=20000250Edit350Edit10500Edit
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Maximum Unsupported Length of Compression Flange-2 Solution

Follow our step by step solution on how to calculate Maximum Unsupported Length of Compression Flange-2?

FIRST Step Consider the formula
lmax=20000FydAf
Next Step Substitute values of Variables
lmax=20000250MPa350mm10500mm²
Next Step Convert Units
lmax=20000250MPa0.35m0.0105
Next Step Prepare to Evaluate
lmax=200002500.350.0105
Next Step Evaluate
lmax=2.4m
LAST Step Convert to Output's Unit
lmax=2400mm

Maximum Unsupported Length of Compression Flange-2 Formula Elements

Variables
Maximum Unbraced Length
Maximum Unbraced Length also known as the unsupported length, is the largest distance along a structural member between the brace points.
Symbol: lmax
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Yield Stress of Steel
Yield Stress of Steel is the stress at which the material begins to deform plastically, meaning it will not return to its original shape when the applied force is removed.
Symbol: Fy
Measurement: StressUnit: MPa
Note: Value should be greater than 0.
Beam Depth
Beam Depth is the distance from the tension steel of the beam to the edge of the compression fibre.
Symbol: d
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Area of Compression Flange
Area of Compression Flange is the product of the length and depth of the compression flange of the beam.
Symbol: Af
Measurement: AreaUnit: mm²
Note: Value should be greater than 0.

Other Formulas to find Maximum Unbraced Length

​Go Maximum Unsupported Length of Compression Flange-1
lmax=76.0bfFy

Other formulas in Allowable Stress Design for Building Beams category

​Go Maximum Fiber Stress in Bending for Laterally Supported Compact Beams and Girders
Fb=0.66Fy
​Go Maximum Fiber Stress in Bending for Laterally Supported Noncompact Beams and Girders
Fb=0.60Fy
​Go Modifier for Moment Gradient
Cb=1.75+(1.05(M1M2))+(0.3(M1M2)2)
​Go Allowable Stress for Solid Compression Flange having Area not Less than Tension Flange
Fb=12000CblmaxdAf

How to Evaluate Maximum Unsupported Length of Compression Flange-2?

Maximum Unsupported Length of Compression Flange-2 evaluator uses Maximum Unbraced Length = 20000/((Yield Stress of Steel*Beam Depth)/Area of Compression Flange) to evaluate the Maximum Unbraced Length, The Maximum Unsupported Length of Compression Flange-2 formula is defined as the computation of the lateral unbraced length which is the distance between braces that prevent relative movement of the compression flange. Maximum Unbraced Length is denoted by lmax symbol.

How to evaluate Maximum Unsupported Length of Compression Flange-2 using this online evaluator? To use this online evaluator for Maximum Unsupported Length of Compression Flange-2, enter Yield Stress of Steel (Fy), Beam Depth (d) & Area of Compression Flange (Af) and hit the calculate button.

FAQs on Maximum Unsupported Length of Compression Flange-2

What is the formula to find Maximum Unsupported Length of Compression Flange-2?
The formula of Maximum Unsupported Length of Compression Flange-2 is expressed as Maximum Unbraced Length = 20000/((Yield Stress of Steel*Beam Depth)/Area of Compression Flange). Here is an example- 2.4E+6 = 20000/((250000000*0.35)/0.0105).
How to calculate Maximum Unsupported Length of Compression Flange-2?
With Yield Stress of Steel (Fy), Beam Depth (d) & Area of Compression Flange (Af) we can find Maximum Unsupported Length of Compression Flange-2 using the formula - Maximum Unbraced Length = 20000/((Yield Stress of Steel*Beam Depth)/Area of Compression Flange).
What are the other ways to Calculate Maximum Unbraced Length?
Here are the different ways to Calculate Maximum Unbraced Length-
  • Maximum Unbraced Length=(76.0*Width of Compression Flange)/sqrt(Yield Stress of Steel)OpenImg
Can the Maximum Unsupported Length of Compression Flange-2 be negative?
No, the Maximum Unsupported Length of Compression Flange-2, measured in Length cannot be negative.
Which unit is used to measure Maximum Unsupported Length of Compression Flange-2?
Maximum Unsupported Length of Compression Flange-2 is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Maximum Unsupported Length of Compression Flange-2 can be measured.
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