AV-263 Cast Iron Pilot Operated Pressure Reducing Valve, Flanged EndsIBR Approved


  • AV-263 | Cast Iron Pilot Operated Pressure Reducing Valve, Flanged Ends
    Features

    Body Material Cum Standard

    Cast Iron (IBR 86 to 93 Gr. A)

    Product Description

    Pilot Operated, Outlet Pressure Range available 5/45, 40/100, 90/125 Psig

    Type of Seat

    Renewable Seat

    Trim

    13% Cr. (SS 410) + Stellited Facing

    End Details

    Flanged Ends as per BS-10 Table-F Flat Face (Undrilled)

    Test Pressure

    Body: 300 Psig (Hyd.)

    Max. Working Pressure

    150 Psig (Steam)

    Max. Working Temperature

    220°C

    Notes

    Test Certificate in Form III-C as per IBR is furnished with every supply.


    Suitability

    Water

    Steam

    Gas

    Oil

    Air


  • Material Combination
    S.No Description No. Material Specifications
    1,2 Adjusting Screw, Locking Nut 1 Carbon Steel
    3 Spring Housing 1 S.G.I. EN 1563 Gr. GJS-400-15
    4, 6 Spring Top Disc, Spring Bottom Disc 1 Stainless Steel AISI 410
    5, 7 Pressure Adjusting Spring, Diaphragm 1 Stainless Steel AISI 304
    8 Side Plug 1 Stainless Steel AISI 410
    9, 10 Pilot Valve Body, Ball 1 Stainless Steel AISI 304
    11 Pilot Valve Spring Retaining Check Nut 1 Stainless Steel AISI 304
    12, 13 Main Valve Disc, Body Seat Ring 1 Stainless Steel AISI 410 + Stellite
    14 Push Rod Guide Sleeve 1 Stainless Steel AISI 410
    15 Main Valve Body 1 Cast Iron IBR 86 to 93 Gr.A
    16 Main Diaphragm Disc 1 G.M. / S.S. IBR 282 (a) (iv) Gr. B / AISI 410
    17, 18 Half Upper Cover, Half Lower Cover 1 Cast Iron IBR 86 to 93 Gr.A
    19 Bolts & Nuts To Suit Carbon Steel
    20 Diaphragm 1 Stainless Steel AISI 304
    21, 23 Gasket 1 C.A.F. IS 2712
    22 Push Rod Lock Nut 1 Stainless Steel AISI 410
    24 Strainer Screen 1 Stainless Steel AISI 304
    25 Gasket 1 C.A.F.
    26 By Pass Assy.
    27, 28 Studs & Nuts To Suit Carbon Steel
    AV-263 | Cast Iron Pilot Operated Pressure Reducing Valve, Flanged Ends
  • Dimensional Data
    Size (mm) FF H ØFD FT k n Ød
    25 165 215 120.7 12.7 87.3 4 17.5
    40 203 245 139.7 15.9 104.8 4 17.5
    50 248 295 165.1 19.1 127 4 17.5
  • AV-263 | Cast Iron Pilot Operated Pressure Reducing Valve, Flanged Ends
    Product Inquiry
Features

Body Material Cum Standard

Cast Iron (IBR 86 to 93 Gr. A)

Product Description

Pilot Operated, Outlet Pressure Range available 5/45, 40/100, 90/125 Psig

Type of Seat

Renewable Seat

Trim

13% Cr. (SS 410) + Stellited Facing

End Details

Flanged Ends as per BS-10 Table-F Flat Face (Undrilled)

Test Pressure

Body: 300 Psig (Hyd.)

Max. Working Pressure

150 Psig (Steam)

Max. Working Temperature

220°C

Notes

Test Certificate in Form III-C as per IBR is furnished with every supply.

Download PDF

Suitability

Water

Steam

Gas

Oil

Air


Material Combination
S.No Description No. Material Specifications
1,2 Adjusting Screw, Locking Nut 1 Carbon Steel
3 Spring Housing 1 S.G.I. EN 1563 Gr. GJS-400-15
4, 6 Spring Top Disc, Spring Bottom Disc 1 Stainless Steel AISI 410
5, 7 Pressure Adjusting Spring, Diaphragm 1 Stainless Steel AISI 304
8 Side Plug 1 Stainless Steel AISI 410
9, 10 Pilot Valve Body, Ball 1 Stainless Steel AISI 304
11 Pilot Valve Spring Retaining Check Nut 1 Stainless Steel AISI 304
12, 13 Main Valve Disc, Body Seat Ring 1 Stainless Steel AISI 410 + Stellite
14 Push Rod Guide Sleeve 1 Stainless Steel AISI 410
15 Main Valve Body 1 Cast Iron IBR 86 to 93 Gr.A
16 Main Diaphragm Disc 1 G.M. / S.S. IBR 282 (a) (iv) Gr. B / AISI 410
17, 18 Half Upper Cover, Half Lower Cover 1 Cast Iron IBR 86 to 93 Gr.A
19 Bolts & Nuts To Suit Carbon Steel
20 Diaphragm 1 Stainless Steel AISI 304
21, 23 Gasket 1 C.A.F. IS 2712
22 Push Rod Lock Nut 1 Stainless Steel AISI 410
24 Strainer Screen 1 Stainless Steel AISI 304
25 Gasket 1 C.A.F.
26 By Pass Assy.
27, 28 Studs & Nuts To Suit Carbon Steel
Dimensional Data
Size (mm) FF H ØFD FT k n Ød
25 165 215 120.7 12.7 87.3 4 17.5
40 203 245 139.7 15.9 104.8 4 17.5
50 248 295 165.1 19.1 127 4 17.5

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AV-263 Cast Iron Pilot Operated Pressure Reducing Valve, Flanged Ends

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