Convert from pipe [UK] to gill [US]

Unit Definition (pipe [UK])
The pipe [UK] like the butt, the pipe is a traditional unit of liquid volume generally equal to 2 hogsheads. In Britain it's more complicated, because traditional British hogsheads were of different sizes depending on what they contained. The British pipe was usually used as a wine measure, but even different types of wine had different size pipes.

Unit Definition (gill [US])
The gill [US] a traditional unit of volume for liquids, especially wine and other alcoholic beverages. The gill is 1/4 pint. In the U. S. customary system, one gill is equal to 1/2 cup, 4 fluid ounces, 7.21875 cubic inches, or about 118.3 milliliters. The unit is pronounced "jill", with a soft "g" sound. Its name comes a Latin word gillo for a small wine vessel.