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Valves
and Cocks
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| Cast
Iron Reflux Valves |
The Cast Iron Swing check type Reflux Valves
are Strictly manufactured as per IS:5312 Part-I.
These Valves are generally used to maintain
flow of water in only one direction and stop
the return flow of water. They are self operative
by pressure only. These valves are used in
water main lines all over the world especially
in hilly areas. These can be fitted in vertical
or horozontal position. These Valves are ISI
marked . All the major components of these
valves are manufactured in our factory right
from casting to the final testing. The Flanges
of these Valves are normally drilled as per
ISI:1538 but any type of drillings like BS:
10, DIN, ASA, etc. can be provided. These
valves can be supplied with door faces either
of metal or rubber as per requirement.
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We can also provide
external byepass arrangement with these valves where
desired. These valves are tested as per IS: 5312
as follows :
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| Test
Pressure BODY |
25
(KG/Cm.sq.)
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20
(KG/Cm.sq)
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SEAT
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15
(KG/Cm.sq)
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10
(KG/Cm.sq)
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| Material
List |
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S. No.
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Name Of Part
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Material
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Grade
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1.
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Body
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Cast
Iron
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IS
: 210 FG. 200
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2.
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Cover
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Cast
Iron
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IS
: 210 FG. 200
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3.
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Hinges
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Cast
Iron
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IS
: 210 FG. 200
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4.
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Door
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Cast
Iron
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IS
: 210 FG. 200
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5.
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Hinge
Pin
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High
tensile Brass Or
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IS
: 320 HT 2
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Door
Pin
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Stainless
Steel
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IS
: 1570 12 Cr 13
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Suspension
Pin
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6.
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Body
Ring
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Loaded
Tin Bronze
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IS
: 318 LTB 2
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7.
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Gasket
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Compressed
Fibre Board
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IS
: 2712-C
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Rubber
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IS
: 638 TYPE-B
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8.
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Door
Faces
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Leaded
Tin Bronze
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IS
: 318 LTB 2
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Natural
Rubber
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9.
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Door
Faces Disc
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Cast
Iron
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IS
: 210, FG 200
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