Item group

Needle shut-off valves with hand wheel, up to 400 bar

Exemplary representation: Needle valve (galvanised steel) Exemplary representation: Needle valve (1.4571)

Materials:

Body: galvanised steel or stainless steel 1.4571, seal: graphite, (type 1.4571: PTFE), handwheel: polyamide

Temperature range:

-30°C to max. +350°C (Type 1.4571: -30°C to max. +250°C)

ATEX:

Operating material without its own potential source of ignition in accordance with Directive 2014/34/EU
*Water flow rate at +20°C, 1 bar pressure at the valve inlet, free discharge. Air flow rate [l/min] approx. 13,4 x kv x Pinput, when Poutput < Pinput/2 (Pinput and Poutput are absolute values in bar.)

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  • Documentation dokuneutral/doku_nadelhr_n.pdf
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Needle shut-off valves with hand wheel, up to 400 bar:
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