1078I Butterfly Valve (Wafer Type), PN 2.5 with S.S 304 Disc

Design Standard IS 13095 / BS EN 593 (BS 5155).
Wafer Type.
Gear Operated.
S.G Iron construction.
Stainless Steel (CF8 / CF8M*) Disc which is accurately guided between the two stems.
Integrally moulded rubber lining (EPDM / Nitrile / Neoprene* / Viton* / Silicon*) as per requirement which provides seating to the valve disc, as a primary seal to the stem and gasket joint with matching pipe flanges.
Two Piece Stem design which is precisely guided between the PTFE / Bronze bushes.
Compatible to sandwich between flanges as per BS 10 Table D, E, F,H, DIN, PN 10, PN 16, PN 25, PN 40, ASA 150, ASA 300, IS 778, IS 6392 Table 17 and IS 1538.

Materials

P.No.	Name of Part	Material of Construction	Specification	Qty.
1	Flow Control Lever	Carbon Steel (Powder Coated)	– – –	1
2	Notch Plate	Carbon Steel (Powder Coated)	– – –	1
3	Packing Bush	PTFE / Bronze	– – – / IS 318 Gr. LTB 2	1
4	Upper Stem	Stainless Steel	IS 6603 Gr. 12 Cr12	1
5	Body	S.G Iron	IS 1865 Gr. 400/15	1
6	Disc	Stainless Steel	IS 3444 Gr. 6 / ASTM A 351 Gr. CF8/CF8M	1
7	Name Plate	Aluminium	– – –	1
8	Bush	PTFE / Bronze	– – – / IS 318 Gr. LTB 2	1
9	Lower Stem	Stainless Steel	IS 6603 Gr. 12 Cr12	1
10	‘O’ Ring	Nitrile Rubber	IS 5192 – 1	1
11	Dowel Pin	Spring Steel	– – –	1
12	C – Sunk Screw & Nuts	Carbon Steel	– – –	2 Each
13	Locking Washer	Spring Steel	– – –	2
14	Body Lining	EPDM / Nitrile	IS 5192 – 1	1

Size (Inches)	Size (mm)	A ±1.5	ØB	C ~	D ~	E ~
1 1/2	40	33	38.5	57	113	260
2	50	43	50	73	125	260
2 1/2	65	46	64.5	80	140	260
3	80	46	79	88	145	260
4	100	52	99	110	178	260
5	125	56	124.5	122	190	260
6	150	56	148.7	151	204	260