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  1. Hydraulics - Pneumatics
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  3. Butterfly valve
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Lug type valve NK series
butterflywith handwheelshut-off

Lug type valve - NK series - Richter Chemie Technik - butterfly / with handwheel / shut-off
Lug type valve - NK series - Richter Chemie Technik - butterfly / with handwheel / shut-off
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Characteristics

Type
butterfly
Operation
with handwheel
Function
shut-off
Body
flange, lug type, concentric, PFA-lined, PTFE-lined
Other characteristics
ISO, DIN, double-acting
DN

Min.: 50 mm
(1.969 in)

Max.: 1,000 mm
(39.37 in)

Pressure

10 bar
(145 psi)

Temperature

Min.: -40 °C
(-40 °F)

Max.: 200 °C
(392 °F)

Description

Features •Double action, maintenance-free and self-adjusting top and bottom stem sealing - wide variety of discs / body combinations possible •Durable due to optimum material combination PTFE lining and PFA disc •Maximum reliability due to triple sealing of the stem •Minimized operating costs Specifications •Design - ISO/DIN •Nominal Pressure = 10 bar •Disc Lining = PFA •Body Lining = PTFE •Body Lining Option = Modified PTFE •Housing Material = EN-JS 1049 / ASTM A395 •Face-to-Face = DIN EN 558-1 and ISO 5752 series 1, API 609 Table 1, MSS SP-67 Table 3 •Flanges to ISO 7005-2, type B or flanges drilled to ASME B16.5 class 150, raised face •Temperature Range = -40 °C to +200 °C (-40 °F to 400 °F) •Certifications = EU Pressure Equipment Directive 2014/68/EU, German Clean Air Act (TA-Luft), SIL

Catalogs

Other Richter Chemie Technik products

Butterfly Valves

*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.