Product characteristics and benefits
• Face-to-face length acc. to EN 558-1, basic series 20 (DIN 3202 / K1)
• With flange end acc. to EN 1092-2, PN 10
• Full-flange design, both as wafer type and for pipeline end installation, without
additional counter flange at full differential pressure
• Full-flange design with unrestricted flow passage
• Leakproof from both flow directions
• Horizontal sealing adjustable during operation and replaceable with the valve
installed in the pipeline
• Scraper installed on both sides of the plate to clean the knife
• With integrated VAG waste water control insert
• With mechanical position indicator of the knife
• With electric actuator
Materials
• Body parts, bearing plate and gland: Cast iron EN-JL 1040 (GG 25)
• U-sealing and horizontal sealing: Elastomer (NBR)
• Yoke - sheet metal construction (DN 50-300): Stainless steel 1.4301
• Yoke - sheet metal construction (DN 350-600): Fabricated steel with double zinc
coating Note
• Control insert: Stainless steel 1.4571
• Fittings: Stainless steel A2 (DIN EN ISO 3506)
• Knife (DN 50-350): Stainless steel 1.4571
• Knife (DN 400-600): Stainless steel 1.4301
• Stem: Stainless steel 1.4057 (DN 50-350)/stainless steel 1.4021 (DN 400-600)
Corrosion protection
• Cast iron parts: Epoxy coating
Versions
• Standard version as described
• Stem: Stainless steel 1.4057
• Gate (DN 400-600): Stainless steel 1.4571