Plumbing Basics: How to Sweat a Pipe Joint. Preparation, not the flame, is the key to sweating a watertight joint. By Pat Porzio Published: Mar 31, 2007 8:00 PM EDT. Media Platforms Design Team.

Abstract: A comprehensive simulation methodology is developed for fire sprinkler piping systems and is used to generate seismic fragility parameters of these systems. This model is validated using the ...

Pack the joint with 2 ounces of oakum for every 1 inch of hub diameter. Oakum can be used to seal a cast-iron pipe joint. Step 4: Use a packing iron, dull chisel or wide, flat screwdriver to pack ...