Structure & Principle: Comprises valve body, disc, stem, and seal. Disc rotates 0° – 90° around stem axis in the valve body for on – off and flow control.
Features: Compact, lightweight, low flow resistance. Good sealing, can be bi – directional and zero – leakage. Easy to operate, various drive modes, durable, multi – position installable.
Materials: Valve body of cast steel, stainless steel (e.g., 304, 316), chrome – molybdenum steel, etc. Stem of stainless steel or chrome – molybdenum steel. Metal for hard seals, rubber etc. for soft seals.
Applications: Used in petroleum, chemical, power, metallurgy, water supply & drainage, heating, ventilation, and environmental protection for medium control.
Post time: May-30-2025