Catalog excerpts
Product Features • wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against aggressive water • 10 year warranty • maintenance-free shaft sealing with self-lubricating EPDM lip gasket, replaceable under pressure up to DN 80 • EPDM -seat gasket • cone rotatable, protected against water hammer • flange connection • without drain port (drain valve cannot be added) • spindle thread not in contact with medium • with a black handwheel • free from dead spots • Open position indicator Standards and Approvals • DVGW approval up to DN 80 • WRAS approval • KIWA approval up to DN 100 • VA approval • plastic parts with KTW and W 270 approval • according to accepted materials list from German environmental agency • up to DN 32 soundproofing certification according to DIN EN ISO 3822 Class 1 • DIN EN 1213 / DIN EN 558-1 • UA-Reg.-Nr. R-15.2.3-21-17048, WIEN-ZERT Technical Data • pressure rating PN 16 • max. operating temperature 110 °C backing ring for stub flange, figure 410 00 stub flange, figure 425 00 threaded flange, figure 426 00 gasket, figure 428 00 hexagonal bolt and nut, figure 429 M page 1/1 © Copyright by Gebr. Kemper GmbH + Co. KG /Harkortstr
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