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Design Strength of Axially Loaded Composite Column Formula

GoDesign Strength of Concrete for Direct Bearing Formula

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The Nominal Load for design should be according to the applicable code or specification under which the structure is designed or as dictated by the conditions involved. Check FAQs

P n = 0.85 \cdot A Gross \cdot \frac{F cr}{Φ}

P_n - Nominal Load?A_Gross - Gross Area of Steel Core?F_cr - Critical Compressive Stress?Φ - Resistance Factor?

Design Strength of Axially Loaded Composite Column Example

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Here is how the Design Strength of Axially Loaded Composite Column equation looks like with Values.

Here is how the Design Strength of Axially Loaded Composite Column equation looks like with Units.

Here is how the Design Strength of Axially Loaded Composite Column equation looks like.

3060 = 0.85 \cdot 51 \cdot \frac{60}{0.85}

3060N = 0.85 \cdot 51mm² \cdot \frac{60MPa}{0.85}

3060 = 0.85 \cdot 51 \cdot \frac{60}{0.85}

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Design Strength of Axially Loaded Composite Column Solution

Follow our step by step solution on how to calculate Design Strength of Axially Loaded Composite Column?

FIRST Step Consider the formula

P n = 0.85 \cdot A Gross \cdot \frac{F cr}{Φ}

Next Step Substitute values of Variables

∴

P n = 0.85 \cdot 51mm² \cdot \frac{60MPa}{0.85}

Next Step Prepare to Evaluate

∴

P n = 0.85 \cdot 51 \cdot \frac{60}{0.85}

LAST Step Evaluate

∴

P n = 3060N

Design Strength of Axially Loaded Composite Column Formula Elements

Variables

Nominal Load

The Nominal Load for design should be according to the applicable code or specification under which the structure is designed or as dictated by the conditions involved.

Symbol: P_n

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Nominal Load

Gross Area of Steel Core

Gross Area of Steel Core is the total area enclosed by the walls. Net area is the usable area.

Symbol: A_Gross

Measurement: AreaUnit: mm²

Note: Value should be greater than 0.

Formulas to find Gross Area of Steel Core

Critical Compressive Stress

The Critical Compressive Stress is the force that is responsible for the deformation of the material such that the volume of the material reduces.

Symbol: F_cr

Measurement: PressureUnit: MPa

Note: Value should be greater than 0.

Formulas to find Critical Compressive Stress

Resistance Factor

The Resistance Factor accounts for the possible conditions that the actual fastener strength may be less than the calculated strength value. It is given by AISC LFRD.

Symbol: Φ

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Resistance Factor

Other Formulas to find Nominal Load

Go Design Strength of Concrete for Direct Bearing

P n = 1.7 \cdot ϕ c \cdot A b \cdot f' c

Other formulas in Composite Columns category

Go Gross Area of Steel Core given Design Strength of Axially Loaded Composite Column

A Gross = P n \cdot \frac{Φ}{0.85 \cdot F cr}

Go Loaded Area given Design Strength of Concrete for Direct Bearing

A b = \frac{P n}{1.7 \cdot ϕ c \cdot f' c}

How to Evaluate Design Strength of Axially Loaded Composite Column?

Design Strength of Axially Loaded Composite Column evaluator uses Nominal Load = 0.85*Gross Area of Steel Core*Critical Compressive Stress/Resistance Factor to evaluate the Nominal Load, The Design Strength of Axially Loaded Composite Column formula is defined as the load-bearing capacity of a member computed on the basis of the allowable stresses which are assumed in design. Nominal Load is denoted by P_n symbol.

How to evaluate Design Strength of Axially Loaded Composite Column using this online evaluator? To use this online evaluator for Design Strength of Axially Loaded Composite Column, enter Gross Area of Steel Core (A_Gross), Critical Compressive Stress (F_cr) & Resistance Factor (Φ) and hit the calculate button.

FAQs on Design Strength of Axially Loaded Composite Column

What is the formula to find Design Strength of Axially Loaded Composite Column?

The formula of Design Strength of Axially Loaded Composite Column is expressed as Nominal Load = 0.85*Gross Area of Steel Core*Critical Compressive Stress/Resistance Factor. Here is an example- 3060 = 0.85*5.1E-05*60000000/0.85.

How to calculate Design Strength of Axially Loaded Composite Column?

With Gross Area of Steel Core (A_Gross), Critical Compressive Stress (F_cr) & Resistance Factor (Φ) we can find Design Strength of Axially Loaded Composite Column using the formula - Nominal Load = 0.85*Gross Area of Steel Core*Critical Compressive Stress/Resistance Factor.

What are the other ways to Calculate Nominal Load?

Here are the different ways to Calculate Nominal Load-

Nominal Load=1.7*Strength Reduction Factor*Loaded Area*Maximum Compressive Stress of Concrete

Can the Design Strength of Axially Loaded Composite Column be negative?

No, the Design Strength of Axially Loaded Composite Column, measured in Force cannot be negative.

Which unit is used to measure Design Strength of Axially Loaded Composite Column?

Design Strength of Axially Loaded Composite Column is usually measured using the Newton[N] for Force. Exanewton[N], Meganewton[N], Kilonewton[N] are the few other units in which Design Strength of Axially Loaded Composite Column can be measured.

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Design Strength of Axially Loaded Composite Column Formula

​GoDesign Strength of Concrete for Direct Bearing Formula

Design Strength of Axially Loaded Composite Column Example

Design Strength of Axially Loaded Composite Column Solution

Design Strength of Axially Loaded Composite Column Formula Elements

Other Formulas to find Nominal Load

Other formulas in Composite Columns category

How to Evaluate Design Strength of Axially Loaded Composite Column?

FAQs on Design Strength of Axially Loaded Composite Column

Variable Name

GoDesign Strength of Concrete for Direct Bearing Formula