Through conduit knife gate valve

This valve is a two pieces body without retention area, with two seat seals which allow a bi-directional tightness. This valve is especially adapted for the pulp and paper industry, in pulp outlets or under silos. The principal of the gate&#;s movement works like a &#;cigar cutter&#;.

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More informations about through conduit knife gate valve

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Wafer butterfly valve TTV excellence range for corrosives fluids (acids&#;)
Ductile iron EN GJS-500-7 body, stainless steel disc PTFE coated and PTFE seat.

SPECIFICATIONS :
&#; Long neck for isolation
&#; ISO mounting pad
&#; Wafer type
&#; Between flanges PN10/16 from DN32/40 to 300 and Class 150 (PN20) from DN40 to 300
&#; 2 parts body
&#; 2 parts stem
&#; PTFE seat 3 mm thickness with silicone elastic gasket 6 mm thickness
&#; Stainless steel PTFE coated disc
&#; Gearbox aluminium
&#; Rilsan coated body color RAL , 250-300 microns thickness

STANDARDS :
&#; Manufacturer certified ISO :
&#; Designing according to ISO and EN 593
&#; DIRECTIVE /68/EU : CE N°
Risk Category III module H
&#; Certificate 3.1 on request
&#; Pressure tests according to EN -1, Rate A
&#; Between flanges according to EN -1 PN10/16
&#; ISO mounting pad
&#; Length according to :
o ISO short series 20
o EN 558 series 20 (NF )
o BS series 4
o DIN part 3, series K1
o API 609 Table 1 up to DN600
o ASME B16.10 Table 8 column 3
&#; ATEX Group II Category 2 G/2D Zone 1 & 21 Zone 2 &22 ( on request )
&#; The valves are suitable for use in a safety instrumented system up to SIL 2 in low demand mode. Under
consideration of the minimum required hardware fault tolerance HFT= 1 the valves may be used in a
redundant architecture up to SIL 3.
&#; FDA PTFE seat
&#; PTFE seat compatible with foodstuffs according to the rule CE / (article 3)

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