Product characteristics and benefits

• Resilient seated in accordance with EN 1074 (DIN 3352 - 4A)
• 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
• Low torque due to plastic sliding caps on the wedge
• Maintenance-free and corrosion-resistant stem sealing
• With triple O-ring sealing
• Low wear due to wedge guiding and elongated stem bearing
• Suitable for vacuum of up to 90%

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) all around NBR vulcanized
• Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
• Stem: Stainless steel 1.4057
• Stem nut: Bronze

Corrosion protection

• Inside and outside epoxy coating acc. to GSK guidelines

Versions

• Standard version as described
• With handwheel
• Prepared for electric actuator
• With electric actuator