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Maximum Stress is the stress that material or section withstands before its fracture. Check FAQs
σmax=(MDSs)+(MLStr)
σmax - Maximum Stress?MD - Dead Load Moment?Ss - Section Modulus of Steel Beam?ML - Live Load Moment?Str - Section Modulus of Transformed Section?

Maximum Unit Stress in Steel Example

With values
With units
Only example

Here is how the Maximum Unit Stress in Steel equation looks like with Values.

Here is how the Maximum Unit Stress in Steel equation looks like with Units.

Here is how the Maximum Unit Stress in Steel equation looks like.

2.3267Edit=(280Edit150Edit)+(115Edit250Edit)
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Maximum Unit Stress in Steel Solution

Follow our step by step solution on how to calculate Maximum Unit Stress in Steel?

FIRST Step Consider the formula
σmax=(MDSs)+(MLStr)
Next Step Substitute values of Variables
σmax=(280N*mm150mm³)+(115N*mm250mm³)
Next Step Convert Units
σmax=(0.28N*m1.5E-7)+(0.115N*m2.5E-7)
Next Step Prepare to Evaluate
σmax=(0.281.5E-7)+(0.1152.5E-7)
Next Step Evaluate
σmax=2326666.66666667Pa
Next Step Convert to Output's Unit
σmax=2.32666666666667N/mm²
LAST Step Rounding Answer
σmax=2.3267N/mm²

Maximum Unit Stress in Steel Formula Elements

Variables
Maximum Stress
Maximum Stress is the stress that material or section withstands before its fracture.
Symbol: σmax
Measurement: StressUnit: N/mm²
Note: Value should be greater than 0.
Dead Load Moment
Dead Load Moment is the moment generated due to dead load acting to member.
Symbol: MD
Measurement: TorqueUnit: N*mm
Note: Value can be positive or negative.
Section Modulus of Steel Beam
Section Modulus of Steel Beam is a geometric property for a given cross-section used to design steel beams or flexural members.
Symbol: Ss
Measurement: VolumeUnit: mm³
Note: Value should be greater than 0.
Live Load Moment
Live Load Moment is the moment generated due to live load acting to member.
Symbol: ML
Measurement: TorqueUnit: N*mm
Note: Value should be greater than 0.
Section Modulus of Transformed Section
Section Modulus of Transformed Section is the MOI of a composite beam transformed into an equivalent cross-section (called the transformed section) of an imaginary beam composed of only one material.
Symbol: Str
Measurement: VolumeUnit: mm³
Note: Value should be greater than 0.

Other Formulas to find Maximum Stress

​Go Maximum Stress in Bottom Flange
σmax=MD+MLStr
​Go Maximum Steel Stress as per AISC Specifications
σmax=MD+MLSs

Other formulas in Composite Construction in Buildings category

​Go Dead Load Moment Given Maximum Stress in Bottom Flange
MD=(σmaxStr)-ML
​Go Dead Load Moment given Maximum Unit Stress in Steel
MD=(σmax-(MLStr))Ss
​Go Dead Load Moment given Maximum Steel Stress as per AISC Specifications
MD=(σmaxSs)-ML
​Go Live Load Moment given Maximum Stress in Bottom Flange
ML=(σmaxStr)-MD

How to Evaluate Maximum Unit Stress in Steel?

Maximum Unit Stress in Steel evaluator uses Maximum Stress = (Dead Load Moment/Section Modulus of Steel Beam)+(Live Load Moment/Section Modulus of Transformed Section) to evaluate the Maximum Stress, The Maximum Unit Stress in Steel can be defined as the stress that the specimen can withstand before fracture. It is the measure of the strength of that particular material. Maximum Stress is denoted by σmax symbol.

How to evaluate Maximum Unit Stress in Steel using this online evaluator? To use this online evaluator for Maximum Unit Stress in Steel, enter Dead Load Moment (MD), Section Modulus of Steel Beam (Ss), Live Load Moment (ML) & Section Modulus of Transformed Section (Str) and hit the calculate button.

FAQs on Maximum Unit Stress in Steel

What is the formula to find Maximum Unit Stress in Steel?
The formula of Maximum Unit Stress in Steel is expressed as Maximum Stress = (Dead Load Moment/Section Modulus of Steel Beam)+(Live Load Moment/Section Modulus of Transformed Section). Here is an example- 2.3E-6 = (0.28/1.5E-07)+(0.115/2.5E-07).
How to calculate Maximum Unit Stress in Steel?
With Dead Load Moment (MD), Section Modulus of Steel Beam (Ss), Live Load Moment (ML) & Section Modulus of Transformed Section (Str) we can find Maximum Unit Stress in Steel using the formula - Maximum Stress = (Dead Load Moment/Section Modulus of Steel Beam)+(Live Load Moment/Section Modulus of Transformed Section).
What are the other ways to Calculate Maximum Stress?
Here are the different ways to Calculate Maximum Stress-
  • Maximum Stress=(Dead Load Moment+Live Load Moment)/Section Modulus of Transformed SectionOpenImg
  • Maximum Stress=(Dead Load Moment+Live Load Moment)/Section Modulus of Steel BeamOpenImg
Can the Maximum Unit Stress in Steel be negative?
No, the Maximum Unit Stress in Steel, measured in Stress cannot be negative.
Which unit is used to measure Maximum Unit Stress in Steel?
Maximum Unit Stress in Steel is usually measured using the Newton per Square Millimeter[N/mm²] for Stress. Pascal[N/mm²], Newton per Square Meter[N/mm²], Kilonewton per Square Meter[N/mm²] are the few other units in which Maximum Unit Stress in Steel can be measured.
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