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Nova® Globe Valve

CONFORMITY TO CODES & STANDARDS 
  1. General Design :- BS 1873
  2. Testing :- API 598
  3. Type :- BOLTED BONNET, OS & Y, NARROW SEAT TYPE DISC.
  4. Rating :- CLASS 150,300,600
  5. Face to Face :- ASME B 16.10
  6. Pressure & Temperature Rating :- ASME B 16.34 (STANDARD CLASS)
  7. Flange Standard Conformity :- ASME B 16.5

 

DIMENSION TABLE 150#
SIZE A B C(MAX.) D
MM INCH
50 2" 203 52 330 200
80 3" 241 76 380 250
100 4" 292 102 450 355
150 6" 406 152 535 355
200 8" 495 204 705 455
250 10" 622 254 785 510
300 12" 698 305 815 610
DIMENSION TABLE 300#
SIZE A B C(MAX.) D
MM INCH
50 2" 267 52 340 200
80 3" 318 76 396 250
100 4" 356 102 465 355
150 6" 444 153 567 455

 

DIMENSION TABLE 600#
SIZE A B C(MAX.) D
MM INCH
50 2" 292 52 360 200
80 3" 356 76 440 355
100 4" 432 102 495 355
TESTING
PRESSURE RATING HYDROSTATIC SHELL TEST HYDROSTATIC SEAT TEST
Kg/CM2 Kg/CM2
150# 31.5 22
300# 79 58
600# 157.5 114

 

MATERIALS
SR.NO. PARTS NAME MATERIALS
201 BODY A216-WCB A351-CF8 A351-CF8M
202 SEAT RING A105+13%Cr A351-CF8 A351-CF8M
203 BONNET A216-WCB A351-CF8 A351-CF8M
204 DISC A217-CA15 A351-CF8 A351-CF8M
205 DISC NUT A276-410 A351-CF8 A276-316
206 SEAT A276-410 A351-CF8 A276-316
207 BACK SEAT NUT A276-410 A276-304 A276-316
208 STEM PACKING GRAPHITE RINGS(BRAIDED & MOULDED)
209 GLAND BUSH/td> A276-410 A276-304 A276-316
210 GLAND FLANGE WCB SS 304 SS 316
211 EYE BOLT EITH NUT A307-Gr.B F 304 F 304
212 EYE BOLT PIN A276-410 A276-410 A276-410
213 STEM NUT ASTM A439-D2
214 THRUST PAD A276-410 A276-304 A276-316
215 FULL THREAD STUD WITH 2HEAVY NUTS A193-B7/A194-2H A193-BB/A194-B A193-BBM/A194-8M
216 GASKET SS+GRAPHITE FILLED
217 HAND WHEET DI / CS
218 NUT WITH WASHER A194-2H

 

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