Solvent-based paste for general purpose metal pipe sealing. Typically used for lubricating and sealing threaded pipes, pipe fittings and flanges.LOCTITE 5113 is an off-white, smooth, solvent-based paste for general purpose metal pipe sealing. Typical applications include lubricating and sealing threaded pipes, pipe fittings and flanges. Ideal for water pipes. Can be used on lines carrying alkalis (10%), ethylene glycol, petroleum and lubricating oil. It can withstand temperatures ranging from -59.8 °F to +300.2 °F (-51 °C to +149 °C).