Cast Steel Globe Valve Bolted Bonnet
“VALTECH” robust design, Cast Steel Globe Valves are designed and manufactured with reference to Standard BS-1873 for Pipelines 50NB and above. They are available in Flanged and Buttweld ends. Hard Faced Trim material ensures perfect Sealing and longer life. Lapped Back Seat is provided to ensure re-packing/replacing of Gland Packing in stream, when the Valve is in full open condition which ensures maximum safety, convenience and economy. If required, Valves can be offered under any THIRD PARTY INSPECTION.
“VALTECH” Cast Steel Globe Valves are available in various materials like Cast Carbon Steel conforming to ASTM-A-216 Gr. WCB, Cast Alloy Steel like ASTM-A-217 Gr. WC-6 / WC-9; and Cast Stainless Steel like ASTM-A-351 Gr. CF-8, CF-3, CF-8M & CF-3M. Size range starts from 50 NB through 500NB and pressure rating from 150# to 600#.
Special Features
- Gear Operation-applied force exceeds 350N
- Limit Switch Arrangement
- Electrical & Pneumatic Arrangement
- Lantern ring arrangement for Vacuum service
- IBR Certified
- NACE MR 0175 & MR 0103
- Position indicator
- Locking Arrangement
- Extended Stem
| MANUFACTURING REFERENCE STANDARDS | |
|---|---|
| Design | BS-1873 / ANSI B 16.34 |
| Ends | Flanged to ANSI B 16.5 / Butt Weld to ANSI B 16.25 |
| Testing | API 598 |
| Operation | Handwheel, Gear, Actuator. |
|
MATERIAL OF CONSTRUCTION |
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|
Sr.No. |
Parts Name |
Material |
||
| Carbon Steel | Alloy Steel | Stainless Steel | ||
| 1 | Body |
CCS A-216 Gr.WCB |
CAS A-217 Gr.WC6/WC9 |
CSS A-351 Gr.CF8/CF8M |
| 2 | Bonnet | |||
| 3 | Plug |
Carbon SteelA-216 Gr.WCB |
WC6/WC9+ 13% Cr + Stld |
|
| 4 | Seat Ring (Seal Weld) |
+ 13% Cr Faced |
SS A-240TP 304 + Stld |
Integral with Body |
| 5 | Spindle |
Stainless Steel A-276 TP 410 |
Stainless Steel A-276 TP 304 /316 |
|
| 6 | Spindle Locking Plate | |||
| 7 | Thrust Washer | |||
| 8 | Gasket | Spiral Wound SS304/316 with Grafoil Filled | ||
| 9 | Bonnet Stud | Alloy Steel A-193 Gr. B7 | ||
| 10 | Bonnet Stud Nut | Carbon Steel A-194 Gr.2H | ||
| 11 | Bonnet Bush | Stainless Steel A-276 TP 410 | Integral with Bonnet | |
| 12 | Gland Packing | Grafoil | ||
| 13 | Gland Bush | Stainless Steel A-276 TP 410 | SS 304/316 | |
| 14 | Gland Flange | Carbon Steel IS 2062 | ||
| 15 | Cross Bolt & Nut | Carbon SteelA-307 Gr.B/A-563 Gr.A | ||
| 16 | Eye Bolt | |||
| 17 | Yoke Sleeve | S.G. Iron ASTM-A-536 Gr. 80-55-06 | ||
| 18 | Spindle Guide | Carbon Steel IS 2062 | ||
| 19 | Lubricator | Steel (Commercial) | ||
| 20 | Gear Casing | Standard (Commercial) | ||
| 21 | Thrust Bearing | Bearing Steel | ||
| 22 | Gear Housing | Carbon Steel A-216 Gr.WCB | ||
| 23 | Gear Carrier | |||
| 24 | Hand Wheel Key | Carbon Steel IS 2062 | ||
| 25 | Hand Wheel | Fabricated Carbon Steel | ||
|
DIMENSIONS |
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|
SIZE |
150# |
300# |
600# |
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| MM | INCH |
A |
J |
ØK |
A |
J |
ØK |
A |
J |
ØK |
| 50 | 2” | 203 | 375 | 203 | 267 | 360 | 254 | 292 | 478 | 254 |
| 65 | 2.1/2” | 216 | 395 | 254 | 292 | 395 | 254 | 330 | 565 | 305 |
| 80 | 3” | 241 | 432 | 254 | 318 | 426 | 305 | 356 | 618 | 356 |
| 100 | 4” | 292 | 508 | 305 | 356 | 495 | 356 | 432 | 677 | 406 |
| 125 | 5” | 356 | 530 | 305 | * | * | * | * | * | * |
| 150 | 6” | 406 | 566 | 356 | 444 | 606 | 406 | 559 | 780 | 610 |
| 200 | 8” | 495 | 626 | 457 | 569 | 713 | 508 | 661 | 1175 | 610 |
| 250 | 10” | 622 | 750 | 508 | 622.5 | 895 | 610 | 787 | 1362 | 248 |
| 300 | 12” | 698 | 1108 | 610 | 711 | 1010 | 762 | 838 | 1451 | 298.5 |
| 350 | 14” | 787 | 1359 | 762 | 838 | 1143 | 864 | * | * | * |
| 400 | 16” | 914 | 1315 | 864 | 864 | 1194 | 965 | * | * | * |
| 450 | 18” | * | * | * | 978 | 1346 | 1016 | * | * | * |
| 500 | 20” | * | * | * | 1016 | 1473 | 1067 | * | * | * |
* Refer To VALTECH
** Technical Improvements and alterations reserved