Product characteristics and benefits

• Metallic sealing in accordance with EN 1171 (DIN 3352 - Part 3)
• Face-to-face length acc. to EN 558-1, basic series 14 (DIN 3202, F4)
• With flange ends on both sides acc. to EN 1092-2, PN 10
• Stem thread outside
• With handwheel
• Adjustable stuffing box
• With drain plug
• DN 400, DN 700 and DN 1200 for operating pressure = PN, a gearbox is required

Materials

• • Body: Ductile cast iron EN-JS 1030 (GGG-40)
• • Bonnet: Ductile cast iron EN-JS 1030 (GGG-40)
• • Wedge: Ductile cast iron EN-JS 1030 (GGG-40)
• • Bonnet bolts: Stainless steel A4 (DIN EN ISO 3506)
• • Body and wedge seat rings: Zinc-free bronze (waste-water resistant)
• • Stem: Stainless steel 1.4057
• • Stem nut: Zinc-free bronze (waste water resistant)

Corrosion protection

• Inside and outside epoxy coating

Versions

• Standard version as described
• With gearbox