- Hydraulics - Pneumatics
- Valve
- Knife gate valve
- GEFA Processtechnik
Knife gate valve AT 200pneumatically-operatedfor wastewaterfor sludge
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Characteristics
- Type
- knife gate
- Operation
- pneumatically-operated
- Media
- for wastewater, for sludge, biogas
- Body
- flange, lug type, 2-piece, stainless steel
- Applications
- for the chemical industry, for the food industry, for the petroleum industry, for water treatment, for shipbuilding, pump, for the paper industry, cement, sludge
- Associated function
- sewage
- Other characteristics
- DIN, compact, bidirectional, ATEX
- DN
Max.: 1,800 mm
(70.866 in)Min.: 50 mm
(1.969 in)- Pressure
10 bar, 16 bar
(145 psi, 232.1 psi)- Temperature
Max.: 200 °C
(392 °F)Min.: -30 °C
(-22 °F)
Description
Lug type knife gate valve for installation between flanges acc. to EN 1092-1 / PN 10. DN 200-DN 400 also available in PN 16. Also suitable for dead-end service. Two-piece body, bidirectional tight shutoff. Metal guided plate, locked when closed. Self-adjusting COMPACT cross seal, no necessity for gland packing – maintenance-free. Self - cleaning flush-out corners with cutting edge in the lower body area.
Face-to-face dimension according to EN 558-1 line 20/16 (DIN 3202 K1/K3)
Body GG25, EN GJL-250/GGG40, EN GJS-400-15, Stainless steel 1.4408
Coating EKB, both inside and outside
Colour RAL 5010
Plate Stainless steel 1.4301, 1.4571, 1.4462 etc.
Sealings NBR (EPDM, FPM, PTFE, ceramic fibre etc.)
Certifications CE-Marking, FDA approval, ATEX (zone 0/20), SIL
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.