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Mild Steel Rounds

Reference data and engineering information about mild steel rounds for material properties applications.

mildsteelrounds

Overview

Engineering reference data for Mild Steel Rounds in material science and properties.

Key Formulas

Stress

σ=FA\sigma = \frac{F}{A}

Force per unit area.

Strain

ε=ΔLL0\varepsilon = \frac{\Delta L}{L_0}

Change in length per original length.

Hooke's Law

σ=Eε\sigma = E \varepsilon

Stress proportional to strain in elastic region.

Thermal Expansion

ΔL=αL0ΔT\Delta L = \alpha L_0 \Delta T

Length change due to temperature.

Variables

SymbolDescriptionUnit
σ\sigmaStressPa
ε\varepsilonStrain
EEYoung's modulusPa
α\alphaThermal expansion coefficient1/°C
ΔT\Delta TTemperature change°C

Weight Calculation Formula

The weight of mild steel round bars per unit length can be calculated using the following formula:

W=0.0062d2W = 0.0062 \cdot d^2

Where:

  • WW is the weight in kilograms per meter (kg/m)
  • dd is the nominal bar diameter in millimeters (mm)

This formula provides a quick and reliable method for estimating material requirements in structural and mechanical design.

Standard Mild Steel Round Bar Sizes & Weights

16 rows
Standard sizes and approximate weights for mild steel round bars.
Bar Diameter(mm)
Weight(kg/m)
60.22
80.39
100.62
120.89
161.58
202.47
253.85
326.31
409.86
4512.5
5015.4
6022.2
6526
7534.7
9049.9
10061.6

Source: engineeringtoolbox.com

Interactive Charts

Mild steel round bar - weight

References