AV-261 Cast Iron Single Post Hi-Lift Safety Valve, Flanged EndsIBR Approved


  • AV-261 | Cast Iron Single Post Hi-Lift Safety Valve, Flanged Ends
    Features

    Type of Pattern

    Right Angle Pattern

    Body Material Cum Standard

    Cast Iron (IBR 86 to 93 Gr. A)

    Product Description

    Spring Loaded, High Lift

    Type of Seat

    Renewable Seat

    Type of Disc

    Renewable Disc

    Trim

    13% Cr. (SS 410) + Stellited Facing

    End Details

    Inlet Flanged Ends as per BS-10 Table-F Flat Face (Undrilled), Outlet Flanged Ends as per BS-10 Table-D 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, 3, 5 Cap, Lever, Cover 1 Cast Iron IBR 86 to 93 Gr.A
    2 Cotter 1 Bronze IBR 282 (a) (iv) Gr. B
    4 Adjusting Screw 1 Bronze IBR 282 (a) (iv) Gr. B
    6 Gasket 2 C.A.F.
    7, 10 Upper / Lower Spring Disc 1 Cast Iron IBR 86 to 93 Gr.A CF+- 1.5
    8 Spring Chamber 1 Cast Iron IBR 86 to 93 Gr.A
    9 Stem 1 Stainless Steel ASTM A 276 Type 410
    11 Bush 1 Bronze IBR 282 (a) (iv) Gr. B
    12 Spring 1 Carbon Steel IBR 307 to 314
    13 Bolts & Nuts To Suit Carbon Steel
    14 Disc 1 Stainless Steel ASTM A 217 Gr. CA15 / ASTM A 276 Type 410 + Stellite
    15 Ring 1 Bronze IBR 282 (a) (iv) Gr. B
    16 Screw 1 Carbon Steel
    17 Body Seat Ring 1 Stainless Steel ASTM A 276 Type 410 + Stellite
    18 Body 1 Cast Iron IBR 86 to 93 Gr.A
    19 Adjusting Screw 1 Bronze IBR 282 (a) (iv) Gr. B
    AV-261 | Cast Iron Single Post Hi-Lift Safety Valve, Flanged Ends
  • Dimensional Data
    Size (mm) CF CF1 ØFD FT ØFD1 FT1 H
    25 108 89 120.7 12.7 114.3 12.7 455
    40 121 102 139.7 15.9 133.4 15.9 525
    50 140 121 165.1 19.1 152.4 17.5 580
  • AV-261 | Cast Iron Single Post Hi-Lift Safety Valve, Flanged Ends
    Product Inquiry
Features

Type of Pattern

Right Angle Pattern

Body Material Cum Standard

Cast Iron (IBR 86 to 93 Gr. A)

Product Description

Spring Loaded, High Lift

Type of Seat

Renewable Seat

Type of Disc

Renewable Disc

Trim

13% Cr. (SS 410) + Stellited Facing

End Details

Inlet Flanged Ends as per BS-10 Table-F Flat Face (Undrilled), Outlet Flanged Ends as per BS-10 Table-D 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, 3, 5 Cap, Lever, Cover 1 Cast Iron IBR 86 to 93 Gr.A
2 Cotter 1 Bronze IBR 282 (a) (iv) Gr. B
4 Adjusting Screw 1 Bronze IBR 282 (a) (iv) Gr. B
6 Gasket 2 C.A.F.
7, 10 Upper / Lower Spring Disc 1 Cast Iron IBR 86 to 93 Gr.A CF+- 1.5
8 Spring Chamber 1 Cast Iron IBR 86 to 93 Gr.A
9 Stem 1 Stainless Steel ASTM A 276 Type 410
11 Bush 1 Bronze IBR 282 (a) (iv) Gr. B
12 Spring 1 Carbon Steel IBR 307 to 314
13 Bolts & Nuts To Suit Carbon Steel
14 Disc 1 Stainless Steel ASTM A 217 Gr. CA15 / ASTM A 276 Type 410 + Stellite
15 Ring 1 Bronze IBR 282 (a) (iv) Gr. B
16 Screw 1 Carbon Steel
17 Body Seat Ring 1 Stainless Steel ASTM A 276 Type 410 + Stellite
18 Body 1 Cast Iron IBR 86 to 93 Gr.A
19 Adjusting Screw 1 Bronze IBR 282 (a) (iv) Gr. B
Dimensional Data
Size (mm) CF CF1 ØFD FT ØFD1 FT1 H
25 108 89 120.7 12.7 114.3 12.7 455
40 121 102 139.7 15.9 133.4 15.9 525
50 140 121 165.1 19.1 152.4 17.5 580

Selected Product

AV-261 Cast Iron Single Post Hi-Lift Safety Valve, Flanged Ends

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