Convert from dekaliter to pipe [UK]

Unit Definition (dekaliter)
The dekaliter is a metric unit of volume equal to 10 liters and comparable to the English peck. The dekaliter is equal to about 2.641 72 U.S. liquid gallons, 1.135 10 U.S. pecks, or 2.199 69 British imperial gallons (1.099 85 British pecks).

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.