Convert from pipe [UK] to bucket [UK]

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 (bucket [UK])
The bucket [UK] is a unit of volume, generally informal. In Britain, a bucket is often understood to be 4 gallons, or 18.182 liters based on the British Imperial gallon.