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Product features 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
- 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 mechanical position indicator of the knife
- With integrated VAG air control orifice
- With handwheel
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Material
- Body parts, bearing plate and gland: Cast iron EN-GJL-250 (GG-25)
- U-sealing and horizontal sealing: Elastomer (NBR)
- Yoke - sheet metal construction: Stainless steel 1.4301
- 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)
- Stem nut: Brass
Corrosion protection
- Cast iron parts: Epoxy coated
Version
- Standard version as described
- Bigger sizes available on request
- Actuator:
- Handwheel
- Electric AUMA SA/SAR
- Pneumatic FESTO
- Stem: Stainless steel 1.4057 (DN 400-600)
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