Formula Used:
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The formula calculates the width of a full size bearing plate based on bending moment, maximum bending stress, and plate thickness. It's derived from bending stress equations and is used in structural engineering for plate design.
The calculator uses the formula:
Where:
Explanation: The formula calculates the required plate width to withstand a given bending moment while staying within the maximum allowable bending stress for the material.
Details: Accurate plate width calculation is crucial for structural design to ensure plates can withstand applied bending moments without failure while optimizing material usage.
Tips: Enter bending moment in N·m, maximum bending stress in Pa, and plate thickness in m. All values must be positive numbers greater than zero.
Q1: What units should be used for input values?
A: Bending moment in Newton-meters (N·m), maximum bending stress in Pascals (Pa), and plate thickness in meters (m).
Q2: How does plate thickness affect the required width?
A: The required width is inversely proportional to the square of plate thickness. Doubling the thickness reduces the required width by a factor of four.
Q3: What is typical maximum bending stress for steel plates?
A: For structural steel, maximum bending stress typically ranges from 150-250 MPa (150,000,000-250,000,000 Pa) depending on the steel grade.
Q4: Can this formula be used for other materials besides steel?
A: Yes, the formula is material-agnostic. Use the appropriate maximum bending stress value for the specific material being used.
Q5: What safety factors should be considered?
A: Engineering design typically includes safety factors. The calculated width should be multiplied by an appropriate safety factor based on application requirements and design codes.