CHECK VALVE | Casting
Manufacturing Range :
1) Size: 2″ NB to 16″ NB
2) Class: 150#, 300#, 600#
3) Materials: WCB, LCB, CF8, CF8M, CF3, CF3M
Specific Features
• Swing Type Disc
• Suitable for the horizontal & vertical pipe runs.
• Bolted Cover.
• All parts are accessible from the top for easy servicing.
• Hard faced (Stellite-6) seating surfaces also available.
• The design offers a low-pressure drop operation,
which makes the valve more energy efficient.
| P. NO. | ITEM . | QTY | MATERIAL |
|---|---|---|---|
| 1 | BODY | 1 | ASTM A 216 Gr. WCB C.I. TO IS 210 Gr. FG 220 ASTM A 351 Gr.CF8/CF8M/CN7M |
| 2 | COVER PLATE | 1 | ASTM A 216 Gr. WCB C.I. TO IS 210 Gr. FG 220 ASTM A 351 Gr.CF8/CF8M/CN7M |
| 3 | DISC | 1 | C.S. WITH 13% Cr. FACING S.S.316/S.S.304 TEFLON COATING OPTION |
| 5 | SEAT RING | 1 | C.S. WITH 13% Cr. FACING Integral Seat For Alloy Steel Valve AISI 304/AISI 316 |
| 5 | DISC HINGE | 1 | ASTM A 216 Gr. WCB C.I. TO IS 210 Gr. FG 220 ASTM A 351 Gr.CF8/CF8M/CN7M |
| 6 | STUD & NUT | Req. | ASTM A 193 Gr. B7 ASTM A 194 Gr. 2H |
| 7 | COVER GASKET | 1 | SPIRAL WOUND SS 304 WITH CAF |
Standards :
| Design Standard | BS 1868 / API 6D / ASME B16.34 |
| Inspection & Testing Standard | API 598 / BS 1868 / BS 6755 |
| Face to Face | ASME B16.10 |
| Flange Connection | ASME B16.5 |
| Butt Weld Connection | ASME B16.25 |
| Pressure Temperature Rating | ASME B16.34 |
| NB | ASA-150 | ASA-300 | ASA-600 | |||
|---|---|---|---|---|---|---|
| L | H | L | H | L.5 | H | |
| 40 | 165 | 138 | 241 | 159 | 241 | 175 |
| 50 | 203 | 152 | 267 | 176 | 292 | 190 |
| 65 | 216 | 161 | 292 | 187 | 330 | 200 |
| 80 | 241 | 173 | 317 | 194 | 356 | 205 |
| 100 | 292 | 200 | 356 | 275 | 432 | 229 |
| 150 | 355 | 247 | 445 | 284 | 558 | 311 |
| 200 | 495 | 284 | 533 | 331 | 660 | 375 |
| 250 | 622 | 327 | 622 | 368 | 787 | 378 |
| 300 | 698 | 353 | 711 | 400 | 838 | 435 |
| 350 | 787 | 461 | 812 | 511 | 889 | 565 |
| 400 | 914 | 498 | 838 | 552 | 990 | 592 |
| 450 | 914 | 527 | 914 | 581 | 1092 | 642 |
| 500 | 940 | 581 | 990 | 616 | 1193 | 694 |
| 600 | 965 | 622 | 1143 | 664 | 1397 | 735 |
CHECK VALVE | Forging
Manufacturing Range :
1) Size: ¼” NB to 2″ NB
2) Class: 800#, 1500#
3) Materials: A105, LF2, F5, F11, A182 (F304 / F316)
Specific Features :
• Hard faced (Stellite-6) seating surfaces also available
• Horizontal Piston type Integral hard face Seat Design.
• Design appropriate for high-pressure temperature service.
• Two piece self-aligning packing gland.
| P. NO. | ITEM . | QTY | MATERIAL |
|---|---|---|---|
| 1 | BODY | 1 | A 105 A 182 (F 304) A 182 (F 316) |
| 2 | SEAT RING | 1 | AISI 410 AISI 304 AISI 316 |
| 3 | VALVE | 1 | AISI 410 AISI 304 AISI 316 |
| 5 | GASKET | 1 | SPIRAL WOUND S.S. 304 WITH CAF FILLER |
| 5 | COVER | 1 | A 105 A 182 (F 304) A 182 (F 316) |
Standards :
| Design Standard | BS 5351 |
| Inspection & Testing Standard | API 598 / BS 6755 Part 1 |
| Face to Face | ASME B16.11 |
| Flange Connection | ASME B20.1 |
| Butt Weld Connection | ASME B16.25 |
| Pressure Temperature Rating | ASME B16.34 |
| SCREWED / SOCKET WELD | ||
|---|---|---|
| SIZE | A | B |
| 15 | 87 | 61 |
| 20 | 95 | 67 |
| 25 | 106 | 67 |
| 40 | 140 | 95 |
| 50 | 144 | 110 |