Single Crossover size:Europress Carbon Steel Single Crossover 22 x 15mm Europress 316L Spigot Elbow is

Europress 316L Spigot Elbow is an equal Spigot x Adaptor fitting

The Off Centre Cross provides 2 smaller or equal branchlines at 90 degrees and in both directions to the main line

These fittings are manufactured at 15 degrees

The Tee is for joining  pipes of equal diameter and has a shoulder  for location of correct insertion depth

The pipe diameter is d and the Roll Groove diameter is D

Single Crossover size:Europress Carbon Steel Single Crossover 22 x 15mm Europress 316L Spigot Elbow isThe Single Crossover is a pair of fittings with one half bridging over the other half to provide 2 parallel branchlines at 90 degrees to the mainline pair