High Temperature Trunnion Ball 3 Piece Up to 538°C (1000°F)

Z93T


Size Range
2”-12” (DN50-DN300)
Pressure Range
Class 600, Bar 100, Psi 1500

-60°C to 538°C (-76°F to 1000°F)

Design features

• 3-piece robust, forged valve
• Double block & bleed
• Blowout-proof robust stem design
• Bi-directional as standard
• API 6D certified (API monogram #6D-1278)
• Fire safe designed to API 6FA, API 607, ISO 10497
• Comply with NACE MR0175/ISO 15156
• Corrosion resistant low friction bearings
• Double Piston Effect or Single Piston Effect seat design
• Mixed SPE and DPE seats design also available
• Integral top-works direct mounting pad to ISO 5211
• 6” and larger valves are equipped with lifting lugs
• 8” and larger valves can be equipped with vent and drain valves (Optional)
• Antistatic grounding between ball, stem & body

Read more

Materials:

  • Stainless Steel, alloys, Carbon Steel – selected to meet temperature and application. ASME
    B16.34 listed cast or forged material for the valve body and ends.
  • Surface treatments & coatings – LTPN, HVOF Cr₃ C₂ (Chromium Carbide), HVOF WC-Co
    (Tungsten Carbide) and Stellite.

Robust design:

  • Pressure containing parts are in compliance with ASME B16.34 (with modifications for
    some series).
  • Leak rate to EN12266-1 Rate B (factory tested) is achieved by accurate grinding and
    lapping processes.
  • Constant preloading of ball/seats set obtained by Inconel 718 Belleville spring.

Pressure tested:

  • Designs are burst proof tested for 4 times the maximal working pressure.
  • Designed and tested per testing & acceptance criteria ANSI/FCI 70-2.

Downloads

Z93T Series- Technical drawing
EN
Product Line Brochure
EN
ES
CN
DE
High temperature Catalog
EN

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