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Fully Welded Ball Valve Gear Type

Fully Welded Ball Valve Gear Type

The Fully-Welded Ball Valve Adopts Forged Material, Welded Body, Instead Of Bolts And Nuts, To Aviod Any Potential Leakage From Body The Forged Body With Regular Structure And Even Thickness Can Avoid Shrinkage Cavities, Pin Holes, Cracks, Sand Holes And Other Defects Occurring To Casting Body Valves.

Details

Dimensions:

 Full Diameter & Standard Diameter DN50 (2”) ~ DN 1,400 (56”)

Pressure Rating: ANSI Class 150 ~2,500, PN 16 ~ 420

Working temperature: -29°C(-20°F) ~ +200°C(392°F)

Adaptable medium: petroleum/gasoline, liquefied natural gas/liquefied petroleum gas, petrochemical, steel plant, heating pipeline, etc.

Operation method: handle, gear (vertical/horizontal), electric

 

Standard features:

 Butt welding & flange end for solid structure

 Mirror polishes the entire stainless steel sphere

 Preloaded seat cushion springs ensure low temperature leak tightness and reduce torque on valve operation

 According to international standards against burst valve stem

 Stem dry bearings and metal with PTEF coating for automatic lubrication without additional lubricant

 Floating or fixed ball valve

 

Material:

Body: Carbon Steel ST37, A106-B, STPG 370, A105, WCB, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316, F304L, F316L, WC6, WC9, C5, C12, LCA, LCB, LCC, LC1, LF2/LF1, EN12516 1.0619, 1.4408, 1.44011. 4301, 1.4304, 1.4404, 1.4021, 1.4571, 1.4541, 1.4462 etc.

Sphere: stainless steel 304 or 316 grade

Seat: Metal seats with polymer seals, PTFE, RTFE, Viton, Nylon, Peek, etc.

 

Application:
 City Gas:gas outlet pipe,supply pipe for main line and all brach lines etc.
District heat supply:Outlet pipe,main line and brach line for large heat supply equipment.
Heat exchanger:on-off of pipe and all loops.
Steel plant:various fluid pipes,discharging pipe for exaust gas,supply pipe for gas,thermal power and fuel.
Various industrial equipment:various heat treatment pipes,pipe for all kinds of industrial gas and thermal power.




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