291-05980

The 291-05980 from Siemens is a robust globe valve assembly belonging to the Flowrite 599 series. It operates via flanged end connections, ensuring a reliable attachment to piping systems. Weighing 109.32 lbs, this valve is built to withstand various operating conditions. Designed with a port configuration that is 2-way normally open (N.O.), it enables efficient flow management with a flow capacity of 63 Cv.

The valve size is specified at 2-1/2 inches, allowing it to handle significant flow rates while maintaining control. Its flow characteristic is classified as equal percentage, which aids in achieving consistent performance across various process conditions. Constructed from cast iron according to ASTM A126 Class B standards, the body material provides the necessary strength and durability. The trim is made of bronze, while the stem is crafted from stainless steel to enhance resistance against corrosion.

This globe valve is compatible with multiple media types, including steam, saturated steam, water, and solutions containing up to 50% glycol for antifreeze applications. It features an integrated SKB62U electro-hydraulic actuator which facilitates ease of operation.

Temperature handling is crucial for operational reliability, with a medium temperature range that spans from -7°C to 120°C. The valve also tolerates ambient operating temperatures from -15°C to 55°C effectively. Overall, the Siemens 291-05980 is engineered for versatility and durability in demanding applications.