#socket weld f

What are the differences between Socket weld fitting and Butt weld fitting?

Socket Weld (SW) fittings are defined in the ASME B16.11. As with socket weld, a pipe is inserted into a recessed area of the fitting. Both the pipe and the fitting are square cut, with no need for beveled end or preparation other than cleaning the outside, which allows easy welding and installation. Butt weld (BW) fittings are defined in the ASME B16.9. They are welded at their ends to pipe end,…