The Fig 34 is anCarbon Steel integrally flanged Y-type strainer. The standard stainless steel screen in the DN15 to DN80 size range is 0.8 mm perforations, in the DN100 to DN200 it is 1.6 mm perforations.

As options other perforations and mesh sizes are available as well as monel screens. The strainer cap can be drilled and tapped for blowdown and drain valves if required.