FLYGER · VALVES, ACTUATION & FLOW CONTROLsales@flyger.co.uk
BALL VALVE

FB-A Series Floating Ball Valve

Without back shaft, the ball of the floating ball valve is clamped as floated by the valve seat. It is widely applied for cutting off or seldom regulating in petroleum industry, chemical industry, natural gas industry, electric power industry and metallurgical industry.

Nominal diameter
DN15~DN200 (1/2"~8")
Pressure rating
PN16~PN100 (class 150~600)
Working temperature
-45℃~450℃
Connection mode
Flange, screw, weld

Overview and application

Without back shaft, the ball of the floating ball valve is clamped as floated by the valve seat. It is widely applied for cutting off or seldom regulating in petroleum industry, chemical industry, natural gas industry, electric power industry and metallurgical industry.

Product features

  • The mounting of actuator complies with international standard ISO5211.

  • It adopts full-diameter structure and locking device design.

  • It has strong flow capacity, small flow resistance and bi-directional seal.

  • Anti-blow out shaft applied and fire-proof and anti-static design.

Technical parameters

  • Nominal diameter: DN15~DN200 (1/2"~8")

  • Pressure rating: PN16~PN100 (class 150~600)

  • Working temperature: -45℃~450℃

  • Connection mode: Flange, screw, weld

  • Seal form: Soft seal, metal seal

Materials

  • Valve body: Carbon steel, stainless steel, dual-phase steel, alloy steel

  • Valve ball: Stainless steel, dual-phase steel

  • Valve seat: Soft seal: PTFE, R-PTFE, PPL, PEEK

  • Metal seal by painting: STL, WC, Ni60, Cr3C2

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