CLASS 900~2500 Pressure Seal globe valve
Power Station Valve of High Temperature and High Pressure
Class 900~2500Lb, NPS 2~8”
Basic Design: ANSI B16.34
Face to Face Dimension: ANSI B16.10
End Flanges: ANSI B16.5
B.W. Ends: ANSI B16.25
OS&Y, Rising Stem, Plug Type Disc, Threaded Seat Ring.
Standard Material Specifications
NO. |
Part Name |
Carbon Steel to ASTM |
Alloy Steel to ASTM |
Stainless Steel to ASTM |
|||||
WCB |
WC6 |
WC9 |
C5 |
CF8 |
CF8M |
CF3 |
CF3M |
||
1 |
Body |
A216 WCB |
A217 WC6 |
A217 WC9 |
A217 C5 |
A351 CF8 |
A351 CF8M |
A351 CF3 |
A351 CF3M |
2 |
Seat Ring |
A105 |
A182 F11 |
A182 F22 |
A182 F5 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
3 |
Disc |
A105 |
A182 F11 |
A182 F22 |
A182 F5 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
4 |
Stem |
A182 F6 |
A182 F304 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
||
5 |
Disc Nut |
A182 F6 |
A182 F304 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
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6 |
Cap |
SS Spiral Wound/Graphite or SS Spiral Wound/PTFE |
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7 |
Body Seal |
Flexible Graphite + 316 |
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8 |
Adjustment Gasket |
F6 |
F6 |
F316 |
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9 |
Stem Packing |
  |
  |
  |
  |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
10 |
Gland Nut |
A194 2H |
A194 8 |
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11 |
Gland Eyebolt |
A194 B7 |
A193 B8 |
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12 |
Pin |
Carbon Steel or Stainless Steel |
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13 |
Cap Nut |
Carbon Steel or Stainless Steel |
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14 |
Gland |
A182 F6 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
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15 |
Gland Flange |
A216 WCB |
A351 CF8 |
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16 |
Yoke |
A216 WCB |
A351 CF8 |
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17 |
Stem Nut |
A439 D2 or B148-952A |
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18 |
Screw |
Carbon Steel |
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19 |
Handwheel |
Ductile Iron or Carbon Steel |
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20 |
Nameplate |
Stainless Steel or Aluminum |
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21 |
Washer |
Carbon Steel |
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22 |
Nut |
Carbon Steel or Stainless Steel |
Other materials are available on request
Test Pressure to API 598
Class |
Shell Test (Hydrostatic) |
Seat Test (Hydrostatic) |
Seat Test (Air) |
900 |
3350psi |
2442psi |
80psi |
1500 |
5626psi |
4078psi |
80psi |
2500 |
9275psi |
6787psi |
80psi |
Dimensions(mm) and Weights(Kg)
NPS |
Class |
2 |
2-1/2 |
3 |
4 |
6 |
8 |
|
DN |
50 |
65 |
80 |
100 |
150 |
200 |
||
L(RF) L1(BW) |
900LB |
368 |
419 |
381 |
457 |
610 |
737 |
|
1500LB |
368 |
419 |
470 |
546 |
705 |
832 |
||
2500LB |
451 |
508 |
578 |
673 |
914 |
1022 |
||
L2(RTJ) |
900LB |
371 |
422 |
384 |
460 |
613 |
740 |
|
1500LB |
371 |
422 |
473 |
549 |
711 |
841 |
||
2500LB |
454 |
514 |
584 |
683 |
927 |
1038 |
||
H(Open) |
900LB |
550 |
605 |
678 |
798 |
930 |
1260 |
|
1500LB |
550 |
605 |
866 |
956 |
1260 |
1263 |
||
2500LB |
560 |
720 |
755 |
1230 |
1791 |
2086 |
||
W |
900LB |
350 |
350 |
400 |
450 |
458 |
610* |
|
1500LB |
400 |
400 |
450 |
560 |
610* |
610* |
||
2500LB |
400 |
450 |
560 |
310* |
610* |
760* |
||
Weight |
RF |
900LB |
78 |
108 |
102 |
142 |
400 |
960 |
1500LB |
85 |
110 |
135 |
230 |
660 |
1590 |
||
2500LB |
140 |
168 |
247 |
620 |
1500 |
3200 |
||
BW |
900LB |
66 |
91 |
87 |
128 |
355 |
868 |
|
1500LB |
77 |
101 |
122 |
209 |
595 |
1440 |
||
2500LB |
100 |
118 |
180 |
438 |
1148 |
2594 |