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Trunnion mounted forged low temperature material LF3
  • Metal to metal seat forged steel ball valve,Class 600,20 inch
  • Big size trunnion mounted ball valve
  • Full bore ball valve manufacturer in China
  • Industrial valve in China
  • Metal to metal seat ball valve manufacturer
  • Quality quality ball valve manufacturer in China
  • Trunnion mounted forged steel ball valve manufacturer in China

Trunnion mounted forged low temperature material LF3

  • Product description:

    DBV Valve has extensive and abundant experience in manufacturing trunnion mounted,side entry and top engry ball valves,both soft and metal seated.

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Trunnion mounted forged low temperature LF3 material ball valve full bore


1g Valve description

Full bore trunnion mounted ball valve flanged



Nominal Pressure


Nominal Diameter:


End Sealing:


Face To Face:

ASME B16.10

Working Temperature:  


Test And Inspection:

API 598/ISO 5208

End Connection:

Raise Face(RF)


NACE 0175


ISO9001, ISO14001, ISO28001, TS, CE,TUV

We also can make products according to customer's drawing.


2g valve details


cast steel ball valve body material





Every valve in DBV with clear Marking on the valve

body.Our big size ball valves also can comply with 

the leakage class A.(Zero Leakage).






RF-flange Raise face



Flange face finish     

The ASME B16.5 code requires that the flange

face(raised face and flat face) has a specific

roughness to ensure that this surface be compatible

with the gasket and provide a high quality seal.






Full bore ball valve API6D




Full port/full bore


Full bore 100% open according to API 6D standard.

We also can produce reduce bore ball valves.







Grease injection



Grease Injection Design on shaft sleeve                 


Regular grease injection to prevent packing

from drying, cause any leakage









  Factory Direct Sales  


5g Contact us
Butterfly Valve Contact


Company Profile:

DBV VALVE CO., LTD is manufacturer of valves.

more details>

Email: [email protected]  

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

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