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Ball valves Cast Steel,2 Piece

Ball Valves Cast Steel,2 Piece
Features
  • STARTEK Cast Steel Ball Valves have been designed to meet the requirements BS 5351/ASME B 16.34API 6D-ISO 14313/API608/MSS SP 72
  • Face to Face and End to End dimensions conform to ASME B 16.10 / ISO 5752 / BS 2080/AP16D-IS014313/DIN
  • End flange dimensions conform toASMEB 16.5/ ISO 7005-1/API 605/ BS 3293/DIN
  • Butt weld end dimensions conform to ASME B16.25
  • Fire tested design toAPI 607/API 6FA/13S 6755-11
  • Flexible lip seats compensate for wear and changes in pressure
  • Blow out proof stem construction
  • Antistatic devices ensure electrical continuity between ball, stem & body
  • Triple stem sealing
  • ISO 5211 top pad for simplified gear/actuator mounting
  • Valves meet the requirements of fugitive emission levels Shell category B as per MESC SPE 771312
Option
  • One, two or three piece construction
  • For low temperature and cryogenic services (cold box and non-cold box applications) extended bonnet as per BS 6364 available l Locking arrangement
  • Gear, Electrical, Hydraulic or Pneumatic actuator available
  • Soft seats are recommended for service temperature up to 260 Deg.0 and for higher temperatures a metal to metal seating offered.
Materials Part NameMaterial 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/ A 351 CF3M /A 352 LCB
Side Piece 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/ A 351 CF3M /A 352 LCB
Ball ASTMA351 CF8 /A351 CF8M /A182 F304 /A182 F316 /A182 F6a
Body Seal PTFE/Graphoil /Spiral Wound SS 316 with Graphoil
Seats PTFE / GET/ Graphite filled PTFE
Stem ASTM A182 F304 /A182 F316 /A182 F6a
Gland Bush ASTM A182 F304 /A182 F316 /A182 F6a
Gland Packing Graphoil/ PTFE
Stem Packing Graphite filled PTFE/Graphoil
Gland Nut Stainless Steel
Stem Nut Stainless Steel
Lever Carbon Steel with PVC
Disc Spring Carbon Steel
Studs/Bolts ASTM A193 B7 /A193 B7M/A193 B8 /A193 B8M / A320 L7
Nut ASTM A194 2H/A 194 B7M/ A194 B / A194 8M / A194 4/7
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Ball Valves Trunnion

Ball Valves Trunnion

Features
  • STARTEK Cast Steel Ball Valves have been designed to meet the requirements BS 5351/ASME B 16.34/API 6D-ISO 14313/API 608/MSS SP 72
  • Face to Face and End to End dimensions conform to ASME B 16.101 ISO 57521 BS 2080 /API 6D-ISO 14313 / DIN
  • End flange dimensions conform to ASME B 16.51 ISO 7005-1 / API 6051 BS 32931 DIN
  • Butt weld end dimensions conform to ASME B 16.25
  • Fire tested design to API 607/API 6FAJBS 6755-11
  • Pressure energized seat rings with spring assistance for preloading ensure leak tightness even at low pressure
  • Blow out proof stem construction
  • Double block and bleed
  • Antistatic devices ensure electrical continuity between ball, stem and body
  • Bearing pads fix the ball and absorb total thrust of the medium relieving the downstream sealing of the load
  • ISO 5211 top pad for simplified gear/actuator mounting
  • Valves meet the requirements of fugitive emission levels Shell category B as Per MESC SPE 77/312
Option
  • Two or three piece construction
  • 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
  • Soft seats are recommended for service temperature up to 260C and for higher temperatures metal to metal seating offered
  • Emergency sealant injection system
  • Large valves are provided with lifting lugs and installation supports.
Materials Part NameMaterial Option
Body ASTMA216WCB/A217WC6/A217WC9/A217C5/A217C12/A351CF8/A351CF8M/A351CF3/A351 CF3M/A352 LCB
Side Piece ASTMA216 WCB/A217WC6 /A217WC9 /A217 C5 /A217C12 /A351CF8 /A351 CF8M/A351 CF3/A351 CF3M/A352 LCB
Ball ASTM A351 CF8 /A351 CF8M /A182 F304/A182 F316/A182 F6a
Body Seal PTFE/Graphoil/Spiral Wound SS 316 with Graphoil
Seats PTFE/GET/Graphite filled PTFE
Seat Retainer ASTMA216WCB/A217WC6/A217WC9/A217C5/A217C12/A351CF8/A351CF8M/A351CF3/A351CF3M /A352 LCB
Stem ASTM A182 F304/A182 F316/A182 F6a
Trunnion ASTM A 216 WCB/ A 217 WC6 / A217 WC9/A217C5/A217C12/A351CF8/A351CF8M/A351CF3/A351CF3M/A352LCB
Gland Housing ASTM A 216 WCB/A217WC6/A217WC9/A217C5/A217C12/A351CF8/A351CF8M/A351CF3/A 351 CF3M/A 352 LCB
Top Plate ASTM A 216 WCB/A217 WC6/A 217 WC9/A 217 C5/A 217 C12/A 351 CF8/A351 CF8M/A351 CF3/A351 CF3M/A352 LCB
Spring Spring Steel /SS304 /SS 316 / Inconel X750
'0' Ring VITON/Silicon Rubber/Graphite
Gland ASTM A182 F304/0182 F3161A182 F6a
Stem Packing Graphite filled PTFE/Graphoil
Gland Nut Stainless Steel
Stem Nut Stainless Steel
Lever Carbon Steel with PVC
GearBox/Actuator Manufacturers Standard
Studs/Bolts ASTM A193 87/0193 B7M/A193 B8/A193 B8M/A 320 L7
Nut ASTM 0194 2610194 B7M/A194 B/A194 8M/A194 4/7
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