Buttweld vs Socket Weld vs Threaded Fittings
Technical Overview
Buttweld fittings are welded directly into the piping run, socket-weld fittings accept pipe into a socket before welding, and threaded fittings use mating pipe threads.
Important: This guide is a purchasing reference, not a substitute for project engineering or manufacturer documentation.
What to Include in Your RFQ
Specify fitting type, nominal size, schedule/bore where applicable, material grade, standard, end connection and required rating/class.
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