Spring Loaded, Open Discharge or Enclosed Discharge
Flanges as per BS 10 Table ‘H’ FF (Undrilled)
Test Pressure
Body : 500 Psig (Hyd.)
Max. set pressure : 250 Psig
Max. working temp. : 220°C
Water
Steam
Gas
Oil
Air
P.No. | Name of Part | Material | Specification | Nos. |
---|---|---|---|---|
1 | Body | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
2 | Regulating Ring | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
3 | Locking Screw | Brass | – | 1 |
4 | Disc | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
5 | Lower Spring | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
6 | Spring | Carbon Steel | – | 1 |
7 | Spring Chamber | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
8 | Stem | Forged Brass | – | 1 |
9 | Upper Spring Disc | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
10 | Check Nut | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
11 | Adjusting Screw | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
12 | Lever | Carbon Steel | – | 1 |
13 | Cap | Aluminium | – | 1 |
Nominal Size (mm) | CF ±1.5 | CF1 ±1.5 | H | ØFD | FT |
---|---|---|---|---|---|
15 | 70 | 66 | 287 | 114.3 | 9.5 |
20 | 74 | 73 | 324 | 114.3 | 9.5 |
25 | 74 | 75 | 325 | 120.7 | 11.1 |
32 | 83 | 93 | 398 | 133.4 | 11.1 |
40 | 83 | 95 | 400 | 139.7 | 12.7 |
50 | 111 | 110 | 451 | 165.1 | 12.7 |
Spring Loaded, Open Discharge or Enclosed Discharge
Flanges as per BS 10 Table ‘H’ FF (Undrilled)
Test Pressure
Body : 500 Psig (Hyd.)
Max. set pressure : 250 Psig
Max. working temp. : 220°C
Water
Steam
Gas
Oil
Air
P.No. | Name of Part | Material | Specification | Nos. |
---|---|---|---|---|
1 | Body | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
2 | Regulating Ring | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
3 | Locking Screw | Brass | – | 1 |
4 | Disc | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
5 | Lower Spring | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
6 | Spring | Carbon Steel | – | 1 |
7 | Spring Chamber | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
8 | Stem | Forged Brass | – | 1 |
9 | Upper Spring Disc | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
10 | Check Nut | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
11 | Adjusting Screw | Bronze | IBR 282 (a) (iv) Gr. B / BSEN 1982 Gr. CC491K | 1 |
12 | Lever | Carbon Steel | – | 1 |
13 | Cap | Aluminium | – | 1 |
Nominal Size (mm) | CF ±1.5 | CF1 ±1.5 | H | ØFD | FT |
---|---|---|---|---|---|
15 | 70 | 66 | 287 | 114.3 | 9.5 |
20 | 74 | 73 | 324 | 114.3 | 9.5 |
25 | 74 | 75 | 325 | 120.7 | 11.1 |
32 | 83 | 93 | 398 | 133.4 | 11.1 |
40 | 83 | 95 | 400 | 139.7 | 12.7 |
50 | 111 | 110 | 451 | 165.1 | 12.7 |
Flanged
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