Globe Valves
Cast Steel Bolted Bonnet - Model No.SE-10
Features
- STARTEK Cast Steel Globe Valves have been designed to meet the requirements BS1873/ASME B16.34
- Face to Face and End to End dimensions conform toASME B16.10 /ISO 5752/ BS 2080/ DIN
- End flange dimensions conform toASME B16.5/ ISO 7005-1 /API 605/ BS 3293 / DIN
- Butt weld end dimensions conform toASME 816.25
- Anti-frictional Ball bearings are provided in higher sizes and Gasses.
- Outside screw and yoke construction
- All the valves provided with backseat arrangement
- The gland is of self aligning two piece type
- Deep stuffing box
- The Seat-rings are shoulder seated type having ample cross section for strength are provided with welded in and threaded Seat-rings will be supplied on request. In case of SS valves the Seat-rings are integral to Body
- The Body to Bonnet joint is a male & female in ISO PN 20, PN 50 & PN110 / ASME 150#, 300# & 600# valves and ring joint is used in higher Gasses
- Valves meet the requirements of fugitive emission levels Shell category B as per MESC SPE 77/312 Options
- Angle and Y type design available
- For low temperature and cryogenic services (cold box and non-wld box applications) extended bonnet as per BS 6364 available
- Locking arrangement Gear, Electrical, Hydraulic or Pneumatic actuator available
- Regulating, guided and soft seated plugs available
- Bellow Seal for critical service and hazardous media
Option
- Angle and Ytype design available
- For low temperature and cryogenic services (cold box and non-cold box applications) extended bonnet as per BS 6364 available
- Locking arrangement
- Gear, Electrical, Hydraulic or Pneumatic actuator available
- Regulating, guided and soft seated plugs available
- Bellow Seal for critical service and hazardous media
Materials
| Part Name | Material Option | |
|---|---|---|
| Body | ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3/ A351 CF3M /A352 LCB | |
| Bonnet | ASTMA216 WCB/A217WC6 /A217 WC9 /A217 C5 /A217 C12 /A351 CF8 /A351 CF8M /A351 CF3/A351 CF3M /A352 LCB | |
| Disc * | ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3/ A351 CF3M /A352 LCB | |
| Disc Nut | ASTM A 276 410 /A 276 304 /A 276 304L /A 276 316L | |
| Stem | ASTM A 276 410 /A 276 304 /A 276 304L /A 276 316L | |
| Seat Rings* | ASTMA216WCB/A217WC6/A217WC9/A217C5/A217C12/A351 CF8/A351 CF8M/A351 CF3/ A351 CF3M/A352LCB | |
| Back Seat Bushing | ASTM A 276 410 / A 276 304 / A 276 304L / A 276 316L | |
| Gland | ASTM A 276 410 / A 276 304 / A 276 304L / A276 316L | |
| Gland Flange | Carbon Steel / Stainless Steel | |
| Stem Nut | ASTM A439 Gr.D2/AI. Bronze | |
| Gland Packing | GraphiteAsbestos/ Graphoil / PTFE | |
| Bonnet Gasket | Corrugated Soft Iron / Corrugated SS /Spiral Wound SS 304 with Asbestos or Graphoil / Octagonal Ring | |
| Gland Eye - Bolt & Nut | Carbon Steel / Stainless Steel | |
| Cross Bolts & Nuts | Carbon Steel / Stainless Steel | |
| Hand Wheel | Carbon Steel | |
| Hand Wheel Nut | Carbon Steel | |
| Grub Screw | Carbon Steel | |
| Studs/Bolts | ASTMA193 GrB7 /A193 Gr B7M /A193 GrB8 /A193 Gr B8M /A320 GrL7 | |
| Nut | ASTMA194 GrB7/A194 GrB7M /A194 GrB8/A194 GrB8M /A194 Gr4/7 |