| Cast steel floating ball valve is suitable for pipeline at Class 150Lb~300Lb and PN16~25, in cutting off or connecting media in pipeline such as water, steam, oil, natural gas, gas, nitric acid, oxidizing media, urea, and etc. Drive modes are manual, worm gear operation, pneumatic or electric. Floating valve adopts flange connection and butt welding connection. Design and manufacturing standard
 
	
		
			|  | National standard series | American standard series |  
			| Design standard | GB/T12237 | API608 ANSIB16.34
 |  
			| Structure length | GB/T12221 JB 1686
 | SDMEB16.10 |  
			| Coupling end | GB/T9113 HG20592
 GB/T12224
 | ASMEB16.10 ASMEB16.25
 |  
			| Test and inspection | GB/T13927 JB/T9092
 | API598 |  Structural features
 Reliable sealing 
  
 Fireproof structure 
  
 Blow-out proof structure of valve rod  Anti-static structure
 Anti-maloperation structure Driving device platform design 
  
 
 
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