Spring Loaded, With Stainless Steel, Working Parts
Inlet Flanged to BS-10 Table ‘F’ FF (Undrilled), Outlet Flanged to BS-10 Table ‘D’ FF (Undrilled)
Test Pressure
Body : 300 Psig (Hyd.)
Max. set pressure : 150 Psig (Steam)
Max. working temp. : 220°C
Water
Steam
Gas
Oil
Air
P.No. | Name of Part | Material | Specification | Nos. |
---|---|---|---|---|
1 | Cap | Cast Iron | IBR 86 To 93 Gr.A | 1 |
2 | Locking Nut | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
3 | Fork | Cast Carbon Steel | IBR 73 To 80 | 1 |
4 | Check Nut | Stainless Steel | AISI 410 | 1 |
5 | Upper Spring Disc | Cast Carbon Steel / Carbon Steel | IBR 73 To 80 / – | 1 |
6 | Bonnet | Cast Iron | IBR 86 To 93 Gr. A | 1 |
7 | Spring | Carbon Steel | – | 1 |
8 | Stem | Stainless Steel | AISI 410 | 1 |
9 | Lower Spring Disc | Cast Carbon Steel / Carbon Steel | IBR 73 To 80 / – | 1 |
10 | Bolts/Stud & Nuts | Carbon Steel | – | – |
11 | Disc Guide | Stainless Steel | AISI 410 | 1 |
12 | Nozzle | Stainless Steel | AISI 410 + STELLITE | 1 |
13 | Body | Cast Iron | IBR 86 TO 93 Gr.A | 1 |
14 | Adjusting Screw | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
15 | Handle | S.G. Iron / Cast Iron | – | 1 |
16 | Gasket | C.A.F. | – | 1 |
17 | Disc | C.S.S./ Stainless Steel | ASTM A217 Gr. CA15 / AISI 410 +STELLITE | 1 |
18 | Bolt | Carbon Steel | – | 1 |
19 | Regulating Ring | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
20 | Ball | Stainless Steel | – | 1 |
Nominal Size (mm) | CF ±1.5 | ØFW | ØFD | FT | k | n | Ød | CF1 | ØFW1 | ØFD1 | FT1 | k1 | n1 | Ød1 | H |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
25×40 | 100 | 26 | 120.7 | 12.7 | 87.3 | 4 | 17.5 | 95 | 40 | 133.4 | 15.9 | 98.4 | 4 | 14.3 | 435 |
40×50 | 130 | 40 | 139.7 | 15.9 | 104.8 | 4 | 17.5 | 112 | 50 | 152.4 | 17.5 | 114.3 | 4 | 17.5 | 520 |
Spring Loaded, With Stainless Steel, Working Parts
Inlet Flanged to BS-10 Table ‘F’ FF (Undrilled), Outlet Flanged to BS-10 Table ‘D’ FF (Undrilled)
Test Pressure
Body : 300 Psig (Hyd.)
Max. set pressure : 150 Psig (Steam)
Max. working temp. : 220°C
Water
Steam
Gas
Oil
Air
P.No. | Name of Part | Material | Specification | Nos. |
---|---|---|---|---|
1 | Cap | Cast Iron | IBR 86 To 93 Gr.A | 1 |
2 | Locking Nut | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
3 | Fork | Cast Carbon Steel | IBR 73 To 80 | 1 |
4 | Check Nut | Stainless Steel | AISI 410 | 1 |
5 | Upper Spring Disc | Cast Carbon Steel / Carbon Steel | IBR 73 To 80 / – | 1 |
6 | Bonnet | Cast Iron | IBR 86 To 93 Gr. A | 1 |
7 | Spring | Carbon Steel | – | 1 |
8 | Stem | Stainless Steel | AISI 410 | 1 |
9 | Lower Spring Disc | Cast Carbon Steel / Carbon Steel | IBR 73 To 80 / – | 1 |
10 | Bolts/Stud & Nuts | Carbon Steel | – | – |
11 | Disc Guide | Stainless Steel | AISI 410 | 1 |
12 | Nozzle | Stainless Steel | AISI 410 + STELLITE | 1 |
13 | Body | Cast Iron | IBR 86 TO 93 Gr.A | 1 |
14 | Adjusting Screw | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
15 | Handle | S.G. Iron / Cast Iron | – | 1 |
16 | Gasket | C.A.F. | – | 1 |
17 | Disc | C.S.S./ Stainless Steel | ASTM A217 Gr. CA15 / AISI 410 +STELLITE | 1 |
18 | Bolt | Carbon Steel | – | 1 |
19 | Regulating Ring | Bronze | IBR 282 (a) (iv) Gr.B | 1 |
20 | Ball | Stainless Steel | – | 1 |
Nominal Size (mm) | CF ±1.5 | ØFW | ØFD | FT | k | n | Ød | CF1 | ØFW1 | ØFD1 | FT1 | k1 | n1 | Ød1 | H |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
25×40 | 100 | 26 | 120.7 | 12.7 | 87.3 | 4 | 17.5 | 95 | 40 | 133.4 | 15.9 | 98.4 | 4 | 14.3 | 435 |
40×50 | 130 | 40 | 139.7 | 15.9 | 104.8 | 4 | 17.5 | 112 | 50 | 152.4 | 17.5 | 114.3 | 4 | 17.5 | 520 |
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