Tel: +44 (0) 2890 020190
General Purpose Rubber Lined Butterfly Valve

IVGK model butterfly valve incorporates the optimum design features to provide long trouble free service in the field. This general purpose soft seated butterfly valve has a fully rubber lined single piece body with centric disc construction and is available in wafer type body pattern.

The body liner which also functions as the soft seat comes in either a replaceable version or an integrally moulded (bonded) version and offers 100% bi-directional sealing against vacuum to rated pressures of PN 10 / PN 16 and fully rated to ANSI 150lb.

The body is designed to fit between all international flange standards.

Conformity to codes and standards:

General design & manufacturing BS 5155 / API 609
Top flange drilling ISO 5211 part II
Valve inspection & testing API 598 / BS 6755
Flange standard conformity ANSI 150, DIN PN6 / PN10 / PN16 / PN25, JIS 5K / 10K / 16K, ANSI B16.47 series A & B
WRAS Materials available on request

Technical Specifications

Feature Value
Valve type Centric disc design butterfly valve with a single piece rubber lined body
Body type Short wafer (IVGK)
Seat type Replaceable for sizes 50 NB to 600 NB PN 10 rating Bonded seat for sizes 40 to 1200 NB for all applicable ratings
End Connection Wafer
Size range 40 NB to 1200 NB
Operating temperature range -25C to 180C (Depending on MOC)
Pressure rating 40 NB to 600 NB - PN 16 / PN 20 / Class 150lb 650 NB to 1200 NB - PN 10 max)
Operating temperature range -25C to 200C (Depending on MOC)
Seat leakage Tight shut off
Operation Handlever for sizes from 40 NB to 250 NB
Worm gearboxes for sizes from 40 NB to 1200 NB
Pneumatic / Electric actuator
Available material of construction (MOC)
Body/Disc CI / SGI/ WCB/ LCB/ CF8/ CF8M/ AB2/ Duplex/ Super Duplex (1A-6A)/ Hastelloy Disc also available in Titanium
Seat EPDM / Viton / Nitrile / Neoprene / Hypalon / Silicon
Shaft AISI 410 / SS 316 SH/Monel/UNS32760/Titanium/Hastelloy
Other materials available on request


Tel: +44 (0) 2890 020190
Unit 4, 38-40 Duncrue Crescent
Belfast, BT3 9BW
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