Ball valves

Cast Steel,3 Piece, Floating Ball Full and Reduced Port Ball Valves - Model No.SE-15

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 16.10/ISO 5752 / BS2080/API-IS014313/DIN
  • End flange dimensions conform to ASME B 16.5 / ISO 7005-1 API 605 / BS 3293 /1
  • Butt weld end dimensions conform to ASME B 16.25
  • Fire tested design to API 607/API 6FA1BS 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 77 / 312

Option

  • 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 260°C and for higher temperatures a metal to metal seating offered

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 / 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   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
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   ASTMA193 B7/A193 B7M/A193B8/A193 B8M/A320 L7
Nut   ASTMA1942H/A194B7M/A194B/A1948M/A1944/7

Dimensions

Full Port

ISO PN 20 / ASME 150 Class

Size DN 15 20 25 40 50 65 80 100 150 200
L-RF 108 118 127 165 178 190 203 229 394 457
B 12.5 17 24 37 49 64 75 98 148 198
H (approx) 65 70 80 95 110 135 145 170 235 275
K 150 155 160 180 200 225 325 350 500 600
Wt.(approx)kg 3 4 5 8 13 22 28 45 83 158

ISO PN 50 / ASME 300 Class

Size DN 15 20 25 40 50 65 80 100 150 200
L-RF 140 152 165 190 216 241 282 305 403 502
B 12.5 17 24 37 49 64 75 98 148 198
H (approx) 70 85 90 105 120 145 160 195 250 290
K 155 160 180 200 225 325 350 500 600 700
Wt.(approx)kg 3 5 7 14 17 30 35 58 110 175

Reduced Port

ISO PN 20 / ASME 150 Class

Size DN 15 20 25 40 50 65 80 100 150 200
L-RF 108 118 127 165 178 190 203 229 394 457
B 9 12.5 17 28 36 50 57 75 98 144
H (approx) 65 70 80 95 110 135 145 170 210 250
K 145 150 155 160 180 200 225 325 350 500
Wt.(approx)kg 3 4 5 7 10 14 20 30 60 128

ISO PN 50 / ASME 300 Class

Size DN 15 20 25 40 50 65 80 100 150 200
L-RF 140 152 165 190 216 241 282 305 403 502
B 9 12.5 17 28 36 50 57 75 98 144
H (approx) 70 85 90 105 120 145 160 195 225 275
K 150 155 160 180 200 225 325 350 500 600
Wt.(approx)kg 3 4 5 9 15 23 30 42 78 145

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