AV-278 C.C.S. Parallel Slide Blow Off ValveIBR Approved


  • AV-278 | C.C.S. Parallel Slide Blow Off Valve
    Features

    Bolted Bonnet, Rack and Pinion Operated
    Flanged Ends as per BS-10 Table ‘J’ FF (Undrilled)

    Test Pressure
    Body : 700 Psi g (Hyd.)
    Max. B.O.P. : 350 Psi g at 400°C


    Suitability

    Water

    Steam

    Gas

    Oil

    Air


  • Material Combination
    P.No. Name of Part Material Specification Nos.
    1 Body C.C.S ASTM A 216 Gr. WCB 1
    2 Body Seat Ring Stainless Steel AISI 410 + STELLITED 2
    3 Female Disc Stainless Steel AISI 410 + STELLITED 1
    4 Male Disc Stainless Steel AISI 410 + STELLITED 1
    5 Spring Carbon Steel IBR 307 1
    6 Gasket SP.WD.Stainless Steel 304 With Graphoil Filler 1
    7 Studs & Nuts Carbon Steel To Suit
    8 Rack Stainless Steel/ C.A.S. AISI 410/ ASTM A217 Gr. CA15 1
    9 Pinion Stainless Steel/ C.A.S. AISI 410/ ASTM A217 Gr. CA15 1
    10 Bush Bronze IBR 282 (a) Gr. B 1
    11 Bonnet C.C.S ASTM A216 Gr. WCB 1
    12 Gasket Non Asbestos 1
    13 Plug Stainless Steel AISI 410 1
    14 Bush Stainless Steel AISI 410 1
    15 Studs & Nuts Carbon Steel To Suit
    16 Gasket Non Asbestos 1
    17 Stuffing Box C.C.S ASTM A216 Gr. WCB 1
    18 Gland Packing Graphoil
    19 Studs & Nuts Carbon Steel 2 Each
    20 Gland Flange C.C.S ASTM A216 Gr. WCB 1
    AV-278 | C.C.S. Parallel Slide Blow Off Valve
  • Dimensional Data
    Nominal Size (mm) L ±2 H ØD T k n Ød Weight (Kgs.)
    25 203 225 120.7 19.1 87.3 4 17.5 11.400
    32 242 260 133.4 19.1 98.4 4 17.5
    40 267 280 139.7 22.3 104.8 4 17.5 19.500
    50 305 312 165.1 25.4 127 4 22.3 28.500
    65 330 320 184.2 25.4 146.1 8 22.3

    k – P.C.D; n – Number of Holes;  Ød – Diameter of Holes

  • AV-278 | C.C.S. Parallel Slide Blow Off Valve
    Product Inquiry
Features

Bolted Bonnet, Rack and Pinion Operated
Flanged Ends as per BS-10 Table ‘J’ FF (Undrilled)

Test Pressure
Body : 700 Psi g (Hyd.)
Max. B.O.P. : 350 Psi g at 400°C

Download PDF

Suitability

Water

Steam

Gas

Oil

Air


Material Combination
P.No. Name of Part Material Specification Nos.
1 Body C.C.S ASTM A 216 Gr. WCB 1
2 Body Seat Ring Stainless Steel AISI 410 + STELLITED 2
3 Female Disc Stainless Steel AISI 410 + STELLITED 1
4 Male Disc Stainless Steel AISI 410 + STELLITED 1
5 Spring Carbon Steel IBR 307 1
6 Gasket SP.WD.Stainless Steel 304 With Graphoil Filler 1
7 Studs & Nuts Carbon Steel To Suit
8 Rack Stainless Steel/ C.A.S. AISI 410/ ASTM A217 Gr. CA15 1
9 Pinion Stainless Steel/ C.A.S. AISI 410/ ASTM A217 Gr. CA15 1
10 Bush Bronze IBR 282 (a) Gr. B 1
11 Bonnet C.C.S ASTM A216 Gr. WCB 1
12 Gasket Non Asbestos 1
13 Plug Stainless Steel AISI 410 1
14 Bush Stainless Steel AISI 410 1
15 Studs & Nuts Carbon Steel To Suit
16 Gasket Non Asbestos 1
17 Stuffing Box C.C.S ASTM A216 Gr. WCB 1
18 Gland Packing Graphoil
19 Studs & Nuts Carbon Steel 2 Each
20 Gland Flange C.C.S ASTM A216 Gr. WCB 1
Dimensional Data
Nominal Size (mm) L ±2 H ØD T k n Ød Weight (Kgs.)
25 203 225 120.7 19.1 87.3 4 17.5 11.400
32 242 260 133.4 19.1 98.4 4 17.5
40 267 280 139.7 22.3 104.8 4 17.5 19.500
50 305 312 165.1 25.4 127 4 22.3 28.500
65 330 320 184.2 25.4 146.1 8 22.3

k – P.C.D; n – Number of Holes;  Ød – Diameter of Holes

Selected Product

AV-278 C.C.S. Parallel Slide Blow Off Valve

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Products (By End Connection)

Flanged

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