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Ball Valves
General Features
KB & KC Series - Standard Ball Valve Design

Screwed Design
– Stem Seal: Packing

Features

  • Floating Ball Design
  • Ball Valve Seat:
    - PEEK or
    - Reinforced PTFE optional (with higher operating torque)
  • Self Venting Ball Seats
  • Stem Seal: Reinforced PTFE Packing
  • Metal Sealing between body and end connector
  • Anti-Static Design as standard acc. to ISO 17292
  • Max. allowable (Working) Pressure (PS):
    - 420 bar (6,092 psi) with PEEK Seats and
    - 150 bar (2,175 psi) with RPTFE Seats
  • Anti-Blowout Stem Design
  • Seat Leakage Class VI acc. to ANSI/FCI 70-2
  • Positive Stop Pins
  • All Non-wetted Parts in 316 Stainless Steel
  • Fire Safe tested and certified – For PEEK Ball Valve Seat only
  • Ball Valve tested and certified acc. to ISO 15848-1 (Measurement, test and qualification procedures for fugitive emissions)
Pressure-Temperature Rating

Components

Carbon Steel

Stainless Steel

Exotic Alloys

Material / Material No.

Body LF2 316 / 316L Alloy 400 Alloy C-276 Duplex UNS S32750 UNS S32760 Alloy 625 6Mo
Body End Connector LF2
Ball 316 / 316L
Stem 316 / 316L
Ball Seat Reinforced PTFE or PEEK
Body Seals
(KA Series only)

PTFE, Reinforced PTFE or Graphite

Stem Seals

PTFE, Reinforced PTFE or Graphite

Gland 316
Hex Nut 316
Handle 316
Handle Grip Vinyl
Stop Pin A4

Anti-Static Spring

316


Wetted components listed in bold.

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