Ball Valve Type ASF

Why do our ball valves have a metal-to-metal sealing system?

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Ball Valve Type ASF

HARTMANN VALVES ball valves of the ASF series – for reliable sealing function, even under more challenging operating conditions These HARTMANN VALVES ball valves with metallic sealing systems are suitable for gaseous and liquid media with solid particle components.


Info sheet ball valves
Video: Metallic sealing system
  • Technichal characteristics
    • Design according to DGRL 2014/68/EU, API 6D or API 6A
    • Entirely metallic sealing
    • O-bubble leak rate
    • Two part housings (split body) made of forged material
    • Blowout-safe operating spindle
    • Float-mounted, self-centering seat rings with pre-tensioned spring elements
    • Sealing force dependent on line pressure
    • Exchangeability of upper operating spindle seal at full line pressure
    • No electrostatic charge-up
    • Fire safe according to DIN EN ISO 10497 / API 607
    • Maintenance free
  • Optional Design

    Upon request we manufacture and deliver the ball valves of the ASF series for you:

    • made of special materials for extreme application areas
    • weisoft sealing
    • as reduced bore ball valves
    • with special interior and exterior coatings
    • with electric, pneumatic, or electro-hydraulic drives
    • fail-safe close or fail-safe open
    • as a special design for your special application case
  • Manufacturing program

    DGRL 2014/68/EU und API 6D:
    DN 15-300 (1/2″-12″) bis PN 690 (ANSI 4500)
    DN 40-500 (1 1/2″-20″) bis PN 420 (ANSI 2500)
    DN 100-700 (4″-28″) bis PN 250 (ANSI 1500)
    DN 200-900 (8″-36″) bis PN 150 (ANSI 900)
    DN 1000 (40″) bis PN 100 (ANSI 600)
    further nominal widths and pressure stages on request!

    API 6A:
    1 13/16“ – 2 1/16” bis API 10.000
    PSL 1 – PSL 3G
    Temp. Class K – Y

    further nominal widths and pressure stages on request!

References
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Find out which customers use our ball valves successfully.

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