STK-GX model

Product Description

Uni-directional wafer style knife gate valve for general industrial applications
The GX model knife gate valve is a uni-directional wafer valve designed for general industrial service applications. The design of the body and seat assures non-clogging shutoff on suspended solids in industries such as:


Pulp and Paper
Power plants
Wastewater treatment plants
Chemical plants
Food and Beverage
Bulk handling
Mining
etc.

Features:

•Wafer cast monoblock body with internal cast-in gate wedges and guides for tighter shut-off

•Full port design for greater flow capacily and minimal pressure dropStainless steel gate polished both sides to avoid jamming and seat damage

•Standard EPDM resilient seat. Metal-to-metal seat, as well as high performance rings anddeflection cones available

•Long life PTFE impregnated synthetic fibre plus EPDM o-ring packing with easy accessand adjustable gland follower. Wide range of packing materials available

•RAL-5015 blue epoxy-coating on all cast iron/carbon steel components

•Automated valves provided with gate guards in accordance with EU Safety Standards

•Other options: bonnets, V-ports, flush ports, special materials, fabricated valves, etc.

•Actuation accessories: limit & proximity switches, mechanical stops, positioners, solenoidvalves, manual overrides, locking devices, fail safe systems, stem extensions and floor stands

Sizes
DN 50 to DN 1200 (larger diameters on request)


Working pressure
DN 50 to DN 250: 10 bar
DN 300 to DN 400: 6 bar
DN 450: 5 bar
DN 500 to DN 600: 4 bar
DN 700 to DN 1200: 2 bar


Standard flange connection
EN1092 PN10
ANSI B16.5 (class 150)


OTHER  FLANGE CONNECTION (ON REQUEST)
EN1092 PN6/16/25
BS D and E ANSI 125


Directives
DIR 2006/42/CE (MACHINERY)
DIR 2014/68/EU (PED) Fluid: Group 1(b), 2 (Cat. I, mod. A)
DIR 2014/34/EU (ATEX)
Certification EN 14432: 2014 tanks for the transport of dangerous goods (under request)