Butterfly Valve

MODERN Double Flanged Butterfly Valves

Excellence!

• Cone sphere geometry for drop-tight closure in both directions
• Eccentric seating
• Low head loss
• Ease of operation
• Easily renewable elastomeric disc seal
• BS EN 593 & AWWA – C 504
• Double flanged short / long
• Flanges drilled to IS 1538 Table 4 & 6 / BS EN 1092 - 2
• Size 300 to 1800 mm dia.
• PN 10 & 16 (higher ratings on request)
• Power operation – Electric / Hydraulic / Pneumatic (smaller sizes)

SIZE (NB)	300	350	400	450	500	600	700	750	800	900	1000	1100
FACE TO FACE	178	190	216	222	229	267	292	304	318	330	410	440

SIZE (NB)	1200	1400	1500	1600	1800	2000	2200	2400	2500
FACE TO FACE	470	530	560	600	670	760	770	770	780

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Wafer Butterfly Valve

• PN 10 / 16 (50 to 350 ø mm)
• Cast Iron body with fully vulcanized liner seat preventing corrosion between liner and body
• Disc in Cast Iron or Ductile Iron
• Operation by Lever, Gear or Electric actuator
• For manual operation: Lever up to 200 ø; above with Worm Gear box
• Suitable for easy installation between all kinds of flanges – IS, BS
• No need of separate gasket for installation

All Dimmensions in mm

VALVE SIZE	A±2	B (Aprox)	C (Aprox)	D (Aprox)	E	FSq.	FLANG
50 Ø	42	180	230	154	16	14	F05
80 Ø	44	195	230	172	16	14	F05
100 Ø	50	205	265	180	16	14	F05
150 Ø	56	235	265	210	17	17	F07
200 Ø	60	320	315	276	17	17	F07
250 Ø	68	350	--	306	25	22	F10
300 Ø	78	375	--	331	25	22	F10

Note : 350 Ø on request

Sr. No	COMPONENT	MATERIAL
1	BODY	C.I.IS: 210 GR.FG 200
2	DISC	CI or DI
3	LINER	Vulcanized
4	SHAFT	S.S.
5	BUSHING	TEFLON
6	'O' RING FOR PLUG	NITRIL RUBBER
7	PLUG	S.S.
8	LEVER	Std.