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
• Any installation position possible
• Full-flange design with unrestricted flow passage
• Leakproof from both flow directions
• Specially shaped horizontal sealing with double quad ring profile and integrated
PTFE sliding rails for reducing operation forces
• Horizontal and axial guiding of the knife on flexible PTFE sliding rails
• 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 AUMA spur gear GST for connecting to ROTAG system
Materials
• Body parts, bearing plate and gland: Cast iron EN-JL 1040 (GG 25)
• Knife: Stainless steel 1.4301
• U-sealing and horizontal sealing: Elastomer (NBR) Note
• Fittings: Stainless steel A2 (DIN EN ISO 3506)
• Yoke and sheet metal covering: Stainless steel 1.4301
• Stem: Stainless steel 1.4021
Corrosion protection
• Cast iron parts: Epoxy coating
Versions
• Standard version as described
• Gate: Stainless steel 1.4571
• Stem: Stainless steel 1.4057