FB-D Series Trunnion-Mounted Ball Valve

  Overview and application  
 The structure of fixed ball ensures the valve will not move under pressure. It is widely applied in petroleum industry, chemical industry, natural gas industry, electric power industry, metallurgical industry and food industry. 

  Product features  
 
 	 
 Fire-proof design, with anti-static device. 
 
 	 
 Full-diameter design, strong flow capacity, small flow resistance. 
 
 	 
 Automatic pressure relief in valve chamber, good safety protection performance. 
 
 	 
 Several structure styles for selection. 
 
 

 Technical parameters 
 
 	 
 Nominal diameter: DN50~DN1200 (2"~48") 
 
 	 
 Pressure rating: PN16~PN420 (class 150~2500) 
 
 	 
 Working temperature: -40℃~450℃ 
 
 	 
 Connection mode: Flange, weld 
 
 	 
 Seal form: Soft seal, metal seal 
 
 
 Materials 
 
 	 
 Valve body: Carbon steel, stainless steel, dual-phase steel, alloy steel 
 
 	 
 Ball: Stainless steel, dual-phase steel 
 
 	 
 Valve seat: Soft seal: PTFE, R-PTFE, PPL, PEEK 
 
 	 
 Metal seal by painting: STL, WC, Ni60, Cr3C2 
 
 

FLYGER
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