Double Eccentric Butterfly Valve

Dikkan Figure 28.K Butterfly Valve

Ductile Iron Dikkan double flanged butterfly valves with double eccentric disc. Body seat, stainless steel welded and microfinished, face to face length acc. to EN 558 Series 14, Dikkan TK range worm gearbox provides a quarter turn (90°), ISO 5210 flange for multi-turn actuator and handwheel assembly.
Application: Neutral water, drinking water, waste water, irrigation lines, water supply stations.

Double Eccentric Butterfly Valve - Pressure & Temperature Ranges
Bore	Pressure Rating	120 ℃	Casing	Closure
		Working Pressure [bar]	Hydro Test Pressure [bar]
DN 100 - DN 2000	PN 10	10	15	11
	PN 16	16	24	17.6
	PN 25	25	37.5	27.5
	PN 40	40	60	44

Double Eccentric Butterfly Valve - Material Properties
Dikkan Figure No.		28.K	28.K	28.K
Part No.	Component	GGG40 / X20Cr13	GGG40 / AISI304	GGG40 / AISI316
1	Body	GGG40	GGG40	GGG40
2	Disc	GGG40	GGG40	GGG40
3	Shaft	X20Cr13	AISI304	AISI316
4	Retaining ring	GGG40	AISI304	AISI316
5	Bearing bush	Bronze + Delrin	Bronze + Delrin	Bronze + Delrin
6	Sealing ring	EPDM	EPDM	EPDM
7	External Fixings	Steel	Steel	Steel
7	Internal Fixings	A2	A2	A2
8	Gearbox body	GGG40	GGG40	GGG40

Product Code	Flange	WP/OD/FL	DN

Technical Specifications