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  Forged Steel Gate Valve
(Class 800 / 150 / 300)

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(Class 800 / 150 / 300)
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(Class 800 / 150 / 300)


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(Class 150)
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(Class 300 / 600)
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(Class 300 / 600)
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(Class 150)
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(Class 300 / 600)
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(Class 300 / 600)

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Flowell Page Cast Steel Check Valve Class 150
 


FLOVELL Make Cast Steel Check Valves

A bolted bonnet & pressure sealed type range of non-return valves suitable for oil, gas, water, refining, power and chemical applications where the prevention of flow reversal is mandatory. Check valves can be supplied in wafer or full body, cast, fabricated or forged body designs for high-pressure applications or lined to meet specific requirements within the chemical industry. Swing lift ("T or Y pattern") and tilting disc design. Also available wafer check valves high capacity, swing type check valves pressure ratings from ANSI 150 # to 600#

Technical Data
Manufacturing Standard : BS 1868
Testing Standard : API 598/ BS 5146
Flanges to : ANSI B 16.5
Face to face to : ANSI B 16.10
Engineering Options :

1)  Stelliting is done on Seat ring & Disc if required.
   
List Of Materials
Sr. Item Qty. Material
1 Body 1 ASTM- A 216 Gr. WCB
ASTM-A 351 Gr.CF8 / CF8M
2 Disc 1 CS with 13% Cr. Facing
AISI 304 / 316
3 Seat Ring 1 CS with 13% Cr. Facing
AISI - 304/316(Integral)
4 Hinge Pin 1 AISI - 410 / 304/ 316
5 Hinge 1 Carbon Steel
AISI - 304/316
6 Bracket 1 Carbon Steel
AISI - 304/316
7 Bracket Bolt As Req SS - 304/316
8 Cover 1 ASTM- A 216 Gr. WCB
ASTM-A 351 Gr.CF8 / CF8M
9 Gasket 1 Spiral Wound SS 304 with CAF Filler
10 Stud & Nut As Reqd. ASTM A - 193 Gr. B7
ASTM B - 194 Gr. 2H








ASA - 150
SIZE B A D T R K N M H
40 38 165 127 14 73 98 4 16 135
50 51 203 152 16 92 120 4 19 142
65 63 216 178 17 105 140 4 19 155
80 76 241 191 19 127 152 4 19 175
100 102 292 229 24 157 190 8 19 214
125 125 330 254 24 186 216 8 22 230
150 152 356 279 25 216 241 8 22 241
200 203 495 343 28 270 298 8 22 299
250 254 622 406 30 324 362 12 25 354
300 306 699 483 32 381 432 12 25 395
350 337 787 533 35 413 476 12 28 485
400 387 864 597 36 470 540 16 28 493

SERVICE RATING & TEST  PRESSURE ( P S I G )
    HYDRO.  
CLASS TEMP BODY SEAT SEAT AIR
150 500 F 443 314 Not Reqd.







All Dimensions are in M.M
 
 
Flowell Page Cast Steel Check Valve Class 300 600
 

ASA - 300
SIZE B A D T R K N M H
40 38 241 156 21 73 114 4 22 154
50 51 267 165 22 92 127 8 19 163
65 63 292 191 25 105 149 8 22 187
80 76 318 210 29 127 168 8 22 200
100 102 356 254 32 157 200 8 22 230
125 125 400 279 35 186 235 8 22 255
150 152 445 318 37 216 270 12 22 275
200 203 533 381 41 270 330 12 25 332
250 254 622 445 48 324 387 16 28 367
300 306 711 521 51 381 451 16 32 409

ASA - 600
SIZE B A D T R K N M H
40 38 241 156 22 73 114 4 22 173
50 51 292 165 25 92 127 8 19 185
65 63 330 190 29 105 149 8 22 203
80 76 356 210 32 127 168 8 22 228
100 102 432 273 38 157 216 8 25 264
125 125 508 330 45 186 267 8 28 296
150 152 559 356 48 216 292 12 29 336
200 203 660 419 56 270 349 12 32 386
   
SERVICE RATING & TEST  PRESSURE ( P S I G )
    HYDRO.  
CLASS TEMP BODY SEAT SEAT AIR
300 850F 1114 814 Not Reqd.
600 850F 2232 1629 Not Reqd.
Note :
1) For 600 # Raised face Thickness = 6.4

2) For 600 # Raised face Thickness is not included to Flange thickness


All Dimensions are in M.M
 
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