AV-261 Cast Iron Spring Loaded Single Post High Lift Safety ValveIBR Approved


  • AV-261 | Cast Iron Spring Loaded Single Post High Lift Safety Valve
    Features

    Inlet Flanged to BS-10 Table ‘F’ FF (Undrilled) Outlet Flanged to BS-10 Table ‘D’ FF (Undrilled)

    Test Pressure
    Body Test Pressure : 300 Psig (Hyd.)
    Max. set pressure : 150 Psig (Steam)
    Working Temp. : 220°C


    Suitability

    Water

    Steam

    Gas

    Oil

    Air


  • Material Combination
    P.No. Name of Part Material Specification Nos.
    1 Cap Cast Iron IBR 86 To 93 Gr. A 1
    2 Cotter Cast Iron IBR 86 To 93 Gr. A 1
    3 Lever Cast Iron IBR 86 To 93 Gr. A 1
    4 Adjusting Screw Bronze IBR 282 (a) (iv) Gr. B 1
    5 Cover Cast Iron IBR 86 To 93 Gr. A 1
    6 Gasket C.A.F 2
    7 Upper Spring Disc Cast Iron IBR 86 TO 93 Gr. A 1
    8 Spring Chamber Cast Iron IBR 86 to 93 Gr. A 1
    9 Stem Stainless Steel ASTM A276 Type 410 1
    10 Lower Spring Disc Cast Iron IBR 86 T0 93 Gr. A 1
    11 Bush Bronze IBR 282 (a) (iv) Gr. B 1
    12 Spring Carbon Steel IBR 307 To 314 1
    13 Bolts and Nuts Carbon Steel
    14 Disc Stainless Steel ASTM A217 Gr. CA15 / ASTM A 276 Type 410 + Stellite 1
    15 Ring Bronze IBR 282 (a) (iv) Gr. B 1
    16 Screw Carbon Steel 1
    17 Body Seat Ring Stainless Steel ASTM A276 Type 410 1
    18 Body Cast Iron IBR 86 TO 93 Gr. A 1
    19 Adjusting Ring Bronze IBR 282 (a) (iv) Gr. B 1
    AV-261 | Cast Iron Spring Loaded Single Post High Lift Safety Valve
  • Dimensional Data
    Nominal Size (mm) CF ±1.5 CF1 ±1.5 ØFD FT ØFD1 FT1 H Weight (Kgs.)
    25 108 89 120.7 12.7 114.3 12.7 460 18.000
    40 121 102 139.7 15.9 133.4 15.9 536 31.000
    50 140 121 165.1 19.1 152.4 17.5 587 38.000
  • AV-261 | Cast Iron Spring Loaded Single Post High Lift Safety Valve
    Product Inquiry
Features

Inlet Flanged to BS-10 Table ‘F’ FF (Undrilled) Outlet Flanged to BS-10 Table ‘D’ FF (Undrilled)

Test Pressure
Body Test Pressure : 300 Psig (Hyd.)
Max. set pressure : 150 Psig (Steam)
Working Temp. : 220°C

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Suitability

Water

Steam

Gas

Oil

Air


Material Combination
P.No. Name of Part Material Specification Nos.
1 Cap Cast Iron IBR 86 To 93 Gr. A 1
2 Cotter Cast Iron IBR 86 To 93 Gr. A 1
3 Lever Cast Iron IBR 86 To 93 Gr. A 1
4 Adjusting Screw Bronze IBR 282 (a) (iv) Gr. B 1
5 Cover Cast Iron IBR 86 To 93 Gr. A 1
6 Gasket C.A.F 2
7 Upper Spring Disc Cast Iron IBR 86 TO 93 Gr. A 1
8 Spring Chamber Cast Iron IBR 86 to 93 Gr. A 1
9 Stem Stainless Steel ASTM A276 Type 410 1
10 Lower Spring Disc Cast Iron IBR 86 T0 93 Gr. A 1
11 Bush Bronze IBR 282 (a) (iv) Gr. B 1
12 Spring Carbon Steel IBR 307 To 314 1
13 Bolts and Nuts Carbon Steel
14 Disc Stainless Steel ASTM A217 Gr. CA15 / ASTM A 276 Type 410 + Stellite 1
15 Ring Bronze IBR 282 (a) (iv) Gr. B 1
16 Screw Carbon Steel 1
17 Body Seat Ring Stainless Steel ASTM A276 Type 410 1
18 Body Cast Iron IBR 86 TO 93 Gr. A 1
19 Adjusting Ring Bronze IBR 282 (a) (iv) Gr. B 1
Dimensional Data
Nominal Size (mm) CF ±1.5 CF1 ±1.5 ØFD FT ØFD1 FT1 H Weight (Kgs.)
25 108 89 120.7 12.7 114.3 12.7 460 18.000
40 121 102 139.7 15.9 133.4 15.9 536 31.000
50 140 121 165.1 19.1 152.4 17.5 587 38.000

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AV-261 Cast Iron Spring Loaded Single Post High Lift Safety Valve

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IBR Approved

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