- See Article - Welded Stress and Strain Connections
Axial Force on Perpendicular Plug Weld formulas |
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\( \tau_b \;=\; \dfrac{ P }{ 0.5 \cdot d^2 \cdot n } \) \( \tau_p \;=\; \dfrac{ P }{ 2.2 \cdot d \cdot t \cdot n } \) |
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| Symbol | English | Metric |
| \( \tau_b \) (Greak symbol tau) = shear stress in weld base area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( \tau_p \) (Greak symbol tau) = shear stress in weld peripheral area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( d \) = diameter of plug weld | \( in \) | \( mm \) |
| \( n \) = number of welds | \(dimensionless\) | \(dimensionless\) |
| \( t \) = plate thickness | \( in \) | \( mm \) |
| \( P \) = total axial force | \(lbf\) | \(N\) |
Axial Force on Bevel Plug Weld formulas |
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\( \tau_b \;=\; \dfrac{ P }{ 0.8 \cdot d^2 \cdot n } \) \( \tau_p \;=\; \dfrac{ P }{ 3.1 \cdot d \cdot t \cdot n } \) |
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| Symbol | English | Metric |
| \( \tau_b \) (Greak symbol tau) = shear stress in weld base area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( \tau_p \) (Greak symbol tau) = shear stress in weld peripheral area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( d \) = diameter of plug weld | \( in \) | \( mm \) |
| \( n \) = number of welds | \(dimensionless\) | \(dimensionless\) |
| \( t \) = plate thickness | \( in \) | \( mm \) |
| \( P \) = total axial force | \(lbf\) | \(N\) |
Axial Force on Perpendicular Slot Weld formulas |
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\( \tau_b \;=\; \dfrac{ P }{ 0.7 \cdot w \cdot L \cdot n } \) \( \tau_p \;=\; \dfrac{ P }{ 1.4 \cdot t \cdot L \cdot n } \) |
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| Symbol | English | Metric |
| \( \tau_b \) (Greak symbol tau) = shear stress in weld base area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( \tau_p \) (Greak symbol tau) = shear stress in weld peripheral area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( L \) = length of welds | \( in \) | \( mm \) |
| \( n \) = number of welds | \(dimensionless\) | \(dimensionless\) |
| \( t \) = plate thickness | \( in \) | \( mm \) |
| \( P \) = total axial force | \(lbf\) | \(N\) |
| \( w \) = width of weld | \( in \) | \( mm \) |
Axial Force on Bevel Slot Weld formulas |
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\( \tau_b \;=\; \dfrac{ P }{ w \cdot L \cdot n } \) \( \tau_p \;=\; \dfrac{ P }{ 2 \cdot t \cdot L \cdot n } \) |
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| Symbol | English | Metric |
| \( \tau_b \) (Greak symbol tau) = shear stress in weld base area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( \tau_p \) (Greak symbol tau) = shear stress in weld peripheral area | \(lbf\;/\;in^2\) | \(Pa\) |
| \( L \) = length of welds | \( in \) | \( mm \) |
| \( n \) = number of welds | \(dimensionless\) | \(dimensionless\) |
| \( t \) = plate thickness | \( in \) | \( mm \) |
| \( P \) = total axial force | \(lbf\) | \(N\) |
| \( w \) = width of weld | \( in \) | \( mm \) |
