If you’re using both, the tape would go on first.

What is purpose of pipe dope?

Pipe joint compound, also known as pipe dope, is a type of sealant used with any threaded pipe to help create a seal. Consisting of a mixture of substances, including kaolin clay, vegetable oil, rosin, and ethanol, pipe joint compound serves as both a lubricant and a sealant for threaded joints.

Is pipe dope the same as plumbers putty?

Both plumber’s dope and plumber’s putty are used to prevent leaks where plumbing pieces meet. Plumber’s dope is used where threaded pipes are joined together, while plumber’s putty is used to seal flanges. They have some similarities in their consistency, but they’re also different in how they work and are applied.

Why is it called pipe dope?

Quote from the video:
Quote from Youtube video: The application of pipe dope prior to assembly will fill the minute voids between the threads thus making the joint pressure tight pipe dope also acts as a lubricant.