Buttweld Under Axial and Transverse Loading
Buttweld Under Axial and Transverse Loading formulas |
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\(\large{ \sigma_{butt} = \frac{T}{l\;d} }\) \(\large{ \tau_{butt} = \frac{V}{l\;d} }\) \(\large{ \sigma_{avg} = \frac{\sigma_{butt} }{ 2 } }\) \(\large{ \tau_{max} = \sqrt{ \sigma_{avg}^2 + \tau_{butt}^2 } }\) \(\large{ \sigma = \sigma_{avg} \;+\; \tau_{max} }\) |
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| Symbol | English | Metric |
| \(\large{ \sigma_{avg} }\) (Greek symbol sigma) = average stress of weld | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ l }\) = length of weld | \(\large{in}\) | \(\large{mm}\) |
| \(\large{ \tau_{max} }\) (Greek symbol tau) = maximum shear stress | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ \sigma_{butt} }\) (Greek symbol sigma) = normal stress of weld | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ V }\) = shear force | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ \tau_{butt} }\) (Greek symbol tau) = shear stress of weld | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ \sigma }\) (Greek symbol sigma) = principle stress | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ T }\) = tensile force | \(\large{lbf}\) | \(\large{N}\) |
| \(\large{ d }\) = throat depth of weld | \(\large{in}\) | \(\large{mm}\) |
