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CAST IRON REFLUX VALVE

description

TEST PRESSURE
SizeTest PressureWorking Pressure
OfHGF / CM2HGF / CM2
ValveBodySeat 
50 to 125241616
150 to 300151010
350 to 600966
LEGEND
SL NoComponentSl No.Component
1Body6Hinge Pin
2Cover7Bolts & Nut
3Door8Gasket
4Door face Disk9By Pass Arrangement
5Hinge10Plug
DIMENSION (in mm)
Nominal Bore506580100125150200250300350400450500600
Face to face200240260300350400500600700800900100011001300
Hinge Pin Dia (Min)1010101212162022252532323838
thickness of Flange1616212222.52324.526292930323336
Flange Dia165185200220250285340395445505565615670780
Number of Holes444888812161616202020
Dia of Bolt Holes1919191919232323232328282831
Dia of Bolt Circle125145160180210240295350400460515565620725
BY PASS ARRANGEMENT
Size of valve, mm506580100125150200250300350400450500600
Size of-pass arrangements, Min mm1010101015152525404040505050
Bill of Materials
SL NOCOMPONENTBASICALTERNATIVE
  MaterialRef. To IsGrade or DesignationMaterialRef. to ISGrade or Designation
1Body, Cover, Door, bearing holder and door face discGray cast iron210 - 1979FG 200---
2Hingesgray cast Iron210 - 1979FG 200Cast Steel
Mild Steel
IS:1030 - 1974
IS: 226-1975
Fe 410 s
3Hinge pin door pin and door SuspensionsHigh tensile brass320 -1980 6912HT 2 FHTB 2---
4BoltsCarbon Steel1363 - 1967Class 4.6---
5Nuts, nuts for hinge pinsCarbon Steel1363 - 1967Class4---
6Bearing bushesLeaded tin bronze318 - 1981LTB2Austenitic2749-1974ASG M 20 Cr2
7Body ringsLeaded tin bronze318 - 1981LTB2Austenitic Stainless Steel SG iron6603-1972
1865-1974
o4 Cr 17 Ni Mo2and o4 Cr 18 Ni 10 500/7
8Door facesNatural rubber / synthetic rubberSpecific gravity 2.20± 0.05; Shore hardness 70 + 5; ultimate tensile stength (minimum) 10 MPal - 100 kg/cm2 Leaded tin bronze318-1981LTB 2
9Flange jointing materialCompressed fibre board2712-1971CRubber638-1979Type B
10Plugs for hinge pins, air release plugGalavanized malleable--i ) Carbon Steel
ii ) Galavanized SG iron
iii ) Leaded tin bronze
7283-1974
1865-1974
318-1981
-
500/7
LTB 2

Kolkata, West Bengal

Manufacturer

3 Produtcs

Shree Balaji Industries

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