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Product features and benefits
- Elastic sealing in accordance with EN 593
- Face-to-face length acc. to EN 558-1, basic series 14 (DIN 3202, F4)
- With flange ends on both sides acc. to EN 1092-1
- Double-offset disk bearing mounted in maintenance-free bushing
- Wear-resistant, corrosion-resistant and undermining-resistant seat
- Possible to replace profile sealing ring without disassembling the disk
- Sealing system consisting of profile sealing ring PTFE compound, with inside flat spiral spring
- Tight in both flow directions acc. EN 1074-2
- With self-locking, fully enclosed, maintenance-free worm gear including mechanical position indicator
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Material
- Valve sealing: PTFE compound
- Butterfly valve stem: Stainless steel 1.4021
- Shaft bearing: Zincfree bronze
Corrosion protection
- Body: Internally and externally aluminium-bronze coated
- Disk: Aluminium-bronze coating
Product versions:
- EKN M800 ductil iron, 200 С:
Material
- Body: Ductile cast iron EN-GJS-400-15 (GGG-40)
- Disk: Ductile cast iron EN-GJS-400-15 (GGG-40)
- O-rings: High-temperature resistant
- Seat: Stainless steel, microfinished
- EKN M800 steel welded, 200 С:
Material
- Body: Welded steel S235JR
- Disk: Welded steel S235JR
- O-rings: High-temperature resistant
- Seat: Stainless steel, microfinished
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