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GOST 33259 Flange Ball Valve
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GOST 33259 Flange Ball Valve

  • Product description:

    GOST 33259 Flanged trunnion ball Valve with stainless steel ASTM A182 F304,Trunnion ball valves have more smaller torque than floating ball valves.We have rich experience in GOST standard of flanged ball valves.

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Valve Description


  Body Material   A182 F304
  Nominal Pressure   PN100
  Nominal Diameter   DN200
  End Connection   GOST 33259
  Operation type   Bare shaft
  Test & Inspection   EN12266-1
  Design Standard   API 609

 Special Notes:We also can do special material according to customer's requirements


Valve Details




Every valve in DBV with clear LOGO and Marking on the valve body.


 Flange face finish

The ASME B16.5 code requires that the flange face(Raised face and flat face) has specific roughness to ensure that this surface be compatible with gasket and provide a high quality seal.



All nuts should be assembled on a bolts of the same material,at least two thread pitches protruding.


 Yoke Design

All trunnion/floating ball valve adopts the design of top flange according to ISO5211. It is convenient to assemble the actuator.


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Wenzhou Factory :

No.96 Fanhua East Road,OuBei,WenZhou,Zhejiang,China,325102


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