DN15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 200 and 250* (*PN25 only) Flanged EN 1092 / ISO 7005 PN16 and PN25 Face-to-face EN 558
Body SG iron DIN 1693 GGG 40.3 Bonnet SG iron DIN 1693 GGG 40.3 Bellows Stainless steel DIN 17440 X6 Cr Ni Ti 1810 Handwheel Pressed steel BS 1449 CR4 Bonnet studs Steel DIN 17240 24 Cr Mo 5 Bonnet nuts Steel DIN 17240 Ck 35 Internals Graphite / stainless steel