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Memoryseal® Cryogenic Top-Entry Ball Valve

Product Line
  • Memoryseal® and resilient-seated ball valves
Product Type
  • Ball

Features & Benefits

DESIGN FEATURES:

  • Meets ASME B16.5, ASME B16.34, API 608, API 598.
  • Face-to-face dimensions meet ASME B16.10 long pattern.
  • Gear actuator standard on NPS 8–24 (DN 200–600) SB-150/300 and NPS 6 –12 (DN 150–300) SB-600 valves.
  • Memoryseal seats compensate automatically for wear and fluctuations of pressure and temperature.
  • Long cycle life.
  • Low torques.
  • Blowout-proof stem.
  • Stem bearing reduces side thrust.
  • Multiple solid PTFE or chevron type stem seal (adjustable).
  • Pressurized thrust washer prevents galling and provides secondary stem seal.
  • Fully enclosed spiral wound graphite filled stainless body gasket.
  • Locking devices optional on NPS 1⁄2– 6 (DN 15–150) valves (SB-600 up to NPS 4 (DN 100)).
  • Air vent on all balls.
  • Fire safe to API 607, BS 6755: 1) Body gasket SS 316 and graphite (standard); 2) Ball seats on body edge; 3) Stem shoulder seats on body.

Product Details

SpecDetail
Size RangeNPS 3/8 - 3 (DN 10 - 80)
Pressure ClassASME Class 600
Standard ConnectionsSocket weld, Threaded

Quality That Lasts

Precision Engineered

Our products, crafted with cutting-edge precision, set the industry standard for quality, reliability, and versatility across an expansive range of applications.

Long-Lasting & Durable

Velan leverages advanced engineering capabilities and innovation to create durable valves that meet critical industrial needs in the areas of nuclear power, mining, oil and gas, and more.

Certified & Tested

Innovation is our DNA. From our first steam trap to advanced cutting-edge valve designs, we are committed to providing solutions that define the highest standards of quality and performance.

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