AV-221 Bronze Parallel Slide Blow Off Valve, Flanged EndsIBR Approved


  • AV-221 | Bronze Parallel Slide Blow Off Valve, Flanged Ends
    Features

    Body Material Cum Standard

    Bronze (IBR 282 (a) (iv) Gr. B)

    Product Description

    Rack & Pinion Operated with Stellite Face, Supplied with Operating Key

    Type of Seat

    Renewable Seat

    Type of Disc

    Renewable Disc

    Trim

    Seat & Disc: 13% Cr. (SS 410) + Stellite

    End Details

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

    Test Pressure

    Body: 500 Psig (Hyd.)

    Max. Working Pressure

    250 Psig (Steam)

    Max. Working Temperature

    225°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 Bonnet 1 Bronze IBR 282 (a) (iv) Gr. B
    2 Rack 1 C.A.S. ASTM A 217 Gr. CA15
    3 Studs & Nuts To Suit Carbon Steel
    4 Body 1 Bronze IBR 282 (a) (iv) Gr. B
    5 Gasket 1 Non Asbestos
    6 Body Seat Ring 1 Stainless Steel AISI 410 Stellited
    7 Male Disc 1 Stainless Steel AISI 410 Stellited
    8 Female Disc 1 Stainless Steel AISI 410 Stellited
    9 Spring 1 Spring Steel
    10 Pinion 1 C.A.S. ASTM A 217 Gr. CA15
    11 Studs & Nuts 2 Each Carbon Steel
    12 Gland Flange 1 S.G. Iron EN 1563 Gr.GJL 400 15
    13 Gland Packing Graphited Asbestos
    14 Stuffing Box 1 S.G. Iron EN 1563 Gr.GJL 400 15
    15 Gasket 1 Non Asbestos
    AV-221 | Bronze Parallel Slide Blow Off Valve, Flanged Ends
  • Dimensional Data
    Size (mm) FF H Øb ØFD FT k n Ød
    25 167 142 25 120.7 11.1 87.3 4 17.5
    32 173 158 32 133.4 11.1 98.4 4 17.5
    40 190 205 38 139.7 12.7 104.8 4 17.5
    50 206 227 50 165.1 12.7 127 4 17.5
    65 228 270 63.5 184.1 14.3 146.1 8 17.5
    80 254 312 76.2 203.2 16 165 8 17.5
  • AV-221 | Bronze Parallel Slide Blow Off Valve, Flanged Ends
    Product Inquiry
Features

Body Material Cum Standard

Bronze (IBR 282 (a) (iv) Gr. B)

Product Description

Rack & Pinion Operated with Stellite Face, Supplied with Operating Key

Type of Seat

Renewable Seat

Type of Disc

Renewable Disc

Trim

Seat & Disc: 13% Cr. (SS 410) + Stellite

End Details

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

Test Pressure

Body: 500 Psig (Hyd.)

Max. Working Pressure

250 Psig (Steam)

Max. Working Temperature

225°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 Bonnet 1 Bronze IBR 282 (a) (iv) Gr. B
2 Rack 1 C.A.S. ASTM A 217 Gr. CA15
3 Studs & Nuts To Suit Carbon Steel
4 Body 1 Bronze IBR 282 (a) (iv) Gr. B
5 Gasket 1 Non Asbestos
6 Body Seat Ring 1 Stainless Steel AISI 410 Stellited
7 Male Disc 1 Stainless Steel AISI 410 Stellited
8 Female Disc 1 Stainless Steel AISI 410 Stellited
9 Spring 1 Spring Steel
10 Pinion 1 C.A.S. ASTM A 217 Gr. CA15
11 Studs & Nuts 2 Each Carbon Steel
12 Gland Flange 1 S.G. Iron EN 1563 Gr.GJL 400 15
13 Gland Packing Graphited Asbestos
14 Stuffing Box 1 S.G. Iron EN 1563 Gr.GJL 400 15
15 Gasket 1 Non Asbestos
Dimensional Data
Size (mm) FF H Øb ØFD FT k n Ød
25 167 142 25 120.7 11.1 87.3 4 17.5
32 173 158 32 133.4 11.1 98.4 4 17.5
40 190 205 38 139.7 12.7 104.8 4 17.5
50 206 227 50 165.1 12.7 127 4 17.5
65 228 270 63.5 184.1 14.3 146.1 8 17.5
80 254 312 76.2 203.2 16 165 8 17.5

Selected Product

AV-221 Bronze Parallel Slide Blow Off Valve, Flanged Ends

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