ÜRÜN KODU

Pneumatic valve Typ 3351 DN 25 PN 16

Standard: DIN; Nominal size: DN 25; Nominal pressure: PN 16; Housing material: EN-GJL-250; Housing connection: flanges; Housing connection type: B DIN EN 1092; Direction of flow: Direction of flow on both sides (FTO calculation); Flow coefficient Cv: 16; Flow coefficient Kvs: 14; Leakage class: VI; Sealing edge cone: soft sealing glass ball reinforced PTFE; Cone material: 1.4404; Seat material: 1.4006 + QT; Seat sealing edge: metallic; Stroke: 8 mm; Upper valve part: Standard (STD); Housing seal material: graphite sealing ring with metallic carrier 304; Pack: PTFE graphite; Pack Design: Standard; Packing spring material: 1.4310; Safety position: closing; Drive area: 60 cm²; Spring Package: For Standard Differential Pressure; Membrane material: NBR; Pneumatic drive Connection: G1 / 4; Upper part material: GJL-250; Safety position for drive: closing; Characteristic curve: open / close; Seat bore: 24; Plug stem material: 1.4401 / 1.4404; Material no .: 1776439 84818059 FR