Memoryseal Cryogenic top-entry ball valves

Product Line

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

Spec	Detail
Size Range	NPS 3/8 - 3 (DN 10 - 80)
Pressure Class	ASME Class 600
Standard Connections	Socket 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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