ISO 5211 for Direct Mount, Epoxy Coated Ductile Iron Body, Nickel Plated Ductile Iron Disc, NBR (Buna) Liner, Locking Lever Operation 1½” to 12”, Gearbox Operation 14” to 24”, please enquire for these sizes. Complies with 97/23/CE (PED) Directive CE 1115. Rated PN16 1½” to 12”, PN10 14” to 24”, Temperature -10°C to 80°C. Note: Gearbox operation available for all sizes, please enquire. 1½” to 6” to fit PN10/16 Flanges. 8” to 24” to fit PN16 Flanges.