Body Material Cum Standard
Cast Carbon Steel (ASTM A216 Gr. WCB)
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-H Flat Face (Undrilled), Outlet Flanged Ends as per BS-10 Table-D Flat Face (Undrilled)
Test Pressure
Body: 500 Psig (Hyd.)
Max. Working Pressure
250 Psig (Steam)
Max. Working Temperature
400°C
Max. Set Pressure
250 Psig (Steam)
Notes
Test Certificate in Form III-C as per IBR is furnished with every supply.
Water
Steam
Gas
Oil
Air
S.No | Description | No. | Material | Specifications |
---|---|---|---|---|
1, 3, 4 | Cap, Lever, Cover | 2 | Cast Iron | IBR 86 to 93 Gr. A |
2 | Cotter | 2 | Bronze | IBR 282 (a) (iv) Gr. B |
5, 12 | Gasket | 2 | C.A.F. | – |
6 | Adjusting Screw | 2 | Stainless Steel | AISI 410 |
7 | Upper Spring Disc | 2 | Cast Iron | IBR 86 to 93 Gr. A |
8 | Spring Chamber | 2 | Cast Iron | IBR 86 to 93 Gr. A |
9 | Stem | 2 | Stainless Steel | AISI 410 |
10 | Lower Spring Disc | 2 | Cast Iron | IBR 86 to 93 Gr. A |
11 | Spring | 2 | Spring Steel | IBR 307 |
13 | Disc | 2 | Stainless Steel | ASTM A 217 Gr. CA15 / ASTM A 276 Type 410 + Stellite |
14, 16 | Ring, Regulating Ring | 2 | Bronze | IBR 282 (a) (iv) Gr. B |
15 | Screw | 2 | Carbon Steel | – |
17 | Body | 2 | Carbon Steel | IBR 73 to 80 |
18 | Body Seat Ring | 2 | Stainless Steel | ASTM A 276 Type 410 + Stellite |
19 | Bush | 1 | Bronze | IBR 282 (a) (iv) Gr. B |
20 | Bolts & Nuts | To Suit | Carbon Steel | – |
Size (mm) | CC | ØFW | ØFD | FT |
---|---|---|---|---|
25 | 152.4 | 38.1 | 139.7 | 17.5 |
40 | 165 | 57.2 | 184.2 | 19.1 |
50 | 190.5 | 73 | 203.2 | 22.3 |
Table – D
Size (mm) | CC | ØFW1 | FD1 | FT1 | H |
---|---|---|---|---|---|
25 | 152.4 | 38.1 | 133.4 | 12.7 | 480 |
40 | 165 | 63.5 | 165.1 | 14.3 | 565 |
50 | 190.5 | 76.2 | 184.2 | 14.3 | 630 |
Body Material Cum Standard
Cast Carbon Steel (ASTM A216 Gr. WCB)
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-H Flat Face (Undrilled), Outlet Flanged Ends as per BS-10 Table-D Flat Face (Undrilled)
Test Pressure
Body: 500 Psig (Hyd.)
Max. Working Pressure
250 Psig (Steam)
Max. Working Temperature
400°C
Max. Set Pressure
250 Psig (Steam)
Notes
Test Certificate in Form III-C as per IBR is furnished with every supply.
Water
Steam
Gas
Oil
Air
S.No | Description | No. | Material | Specifications |
---|---|---|---|---|
1, 3, 4 | Cap, Lever, Cover | 2 | Cast Iron | IBR 86 to 93 Gr. A |
2 | Cotter | 2 | Bronze | IBR 282 (a) (iv) Gr. B |
5, 12 | Gasket | 2 | C.A.F. | – |
6 | Adjusting Screw | 2 | Stainless Steel | AISI 410 |
7 | Upper Spring Disc | 2 | Cast Iron | IBR 86 to 93 Gr. A |
8 | Spring Chamber | 2 | Cast Iron | IBR 86 to 93 Gr. A |
9 | Stem | 2 | Stainless Steel | AISI 410 |
10 | Lower Spring Disc | 2 | Cast Iron | IBR 86 to 93 Gr. A |
11 | Spring | 2 | Spring Steel | IBR 307 |
13 | Disc | 2 | Stainless Steel | ASTM A 217 Gr. CA15 / ASTM A 276 Type 410 + Stellite |
14, 16 | Ring, Regulating Ring | 2 | Bronze | IBR 282 (a) (iv) Gr. B |
15 | Screw | 2 | Carbon Steel | – |
17 | Body | 2 | Carbon Steel | IBR 73 to 80 |
18 | Body Seat Ring | 2 | Stainless Steel | ASTM A 276 Type 410 + Stellite |
19 | Bush | 1 | Bronze | IBR 282 (a) (iv) Gr. B |
20 | Bolts & Nuts | To Suit | Carbon Steel | – |
Size (mm) | CC | ØFW | ØFD | FT |
---|---|---|---|---|
25 | 152.4 | 38.1 | 139.7 | 17.5 |
40 | 165 | 57.2 | 184.2 | 19.1 |
50 | 190.5 | 73 | 203.2 | 22.3 |
Table – D
Size (mm) | CC | ØFW1 | FD1 | FT1 | H |
---|---|---|---|---|---|
25 | 152.4 | 38.1 | 133.4 | 12.7 | 480 |
40 | 165 | 63.5 | 165.1 | 14.3 | 565 |
50 | 190.5 | 76.2 | 184.2 | 14.3 | 630 |
Safety Valves
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