• Ball Valve fully welded body with top entry design System 1
  • Ball Valve fully welded body with top entry design System 2
Ball Valve fully welded body with top entry design

Ball Valve fully welded body with top entry design

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Shanghai
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Min Order Qty:
1000 set
Supply Capability:
5000 set/month

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Ball Valve fully welded body with top entry design


Specifications

Ball valve
Side Entry Design, Top Entry Design.
Bolted Body Or Fully Welded Body.
Full Bore Or Reduced Bore
 

Size: 2"- 48", DN 50-1200mm
Pressure: 150 -2500LB, PN 10-400
Material: Carbon steel, Duplex /Stainless Steel, Special Alloy.

 

 Ball Valve     

 

Design Feature:             

  • Side Entry Design, Top Entry Design.  

  • Bolted Body Or Fully Welded Body.   

  • Full Bore Or Reduced Bore.         

  • Flanged End Or Welding End.   

  • Double Block and Bleed.         

  • Locking Device.

  • Single Piston Effect, Double Piston Effect.

  • Automatic Internal Relief of Body Pressure.

  • Emergency Sealant Injection System.

  • Fire Safe Design. Antistatic Device.

  • Anti-Blowout Stem Design.

  • Body Vent Device.

  • Stem Extension for Underground Service.

 

 

 

Product Range:

  • Size: NPS 2”~ 48” , DN 50-1200

  • Pressure Rating: Class 150 -2500 LB , PN 10~400

  • Design standard : API 6D , EN13942

  • Face To Face Dimension :  API 6D , EN 558-1, EN 12982

  • Connecting Dimensions: ASME B16.5, ASME B16.47, ASME B 16.25, EN 1092-1, and EN 12627.

  • End Connection: Flange, BW.

  • Body Materials:  Carbon steel, Stainless Steel, Duplex Stainless Steel, Special Alloy.

  • Medium: Natural Gas, Oil, Steam. Water

 


Q: What are the differences between the pneumatic ball valve and the pneumatic angle seat valve?
Characteristics of pneumatic ball valve:1. Rotate the spool to make the valve clear or closed.2 pneumatic valve switch light, small size,3. It can be made into big caliber,4 、 reliable sealing, simple structure, convenient maintenance,5, sealing surface and spherical surface often in closed state, it is not easy to be medium erosion.
Q: Hard sealing ball valve, what method can calculate the leakage? How much is grade 4? How much is grade 5? How much is level 6? For example: how many DN150 seals are 5 ml?
Generally requires V level, but for some valves, meters will purchase higher level. For engineering inspection, the bubble method is used.Valve leakage level has six levels, the highest level six, is often called a zero leakage.
Q: 3/4 inch ball valve specifically refers to the size of the ah? Great God pointing 5
DN20, standard parts are produced according to the national standard size, you say ordinary ball valve, if it is according to the standard size is standard
Q: Maintenance of PPR pipe ball valve is live or hot melt?
The ball valve is defined with the ppR/PE hot melt plastic pipe connected with the ball valve hot melt connection, ordinary ball valves generally use the threaded connection or flange connection.Hot melt connection is widely used in PB pipe, PE-RT pipe and other new pipe connections.Hot melt connection has the advantages of simple connection, long service life and easy corrosion.PPR pipes can only be connected by hot melt. There is a dedicated connection PPR tube double union copper ball valve, ball valve is full of copper, on both sides with PPR live tab.Ball valve (in the field of marine engineering and ships should be cut-off valve), standard GB/T21465-2008 "valve terminology" is defined as: "open and close parts (spheres) driven by the stem, and around the axis of the ball valve to rotate the valve movement.". Can also be used to regulate and control fluid, strong shear force between the metal seat seal V type ball valve V type ball core and welding hard alloy, especially suitable for containing fibers, small solid particles and other media. Switch and multi way valve in the pipeline not only can flow, and flow diversion, flexible control of the medium, but also to turn off any channel to the other two channels. This kind of valve should be installed horizontally in the pipeline. In accordance with the way to drive the ball valve is divided into: pneumatic ball valve, electric ball valve, manual ball valve.Ball valve was introduced in 1950s, with the rapid development of science and technology, production process and product structure of continuous improvement, in a short span of 40 years, has rapidly developed into a major valve category. In western developed countries, the use of ball valves is increasing year by year.
Q: Flange ball valve Q41P3-150C2, DN50, RF, WCB/316 hardening, each letter number represents what?
P3, C2? Uncultured, I know P and C, P is the sealing surface material boroning steel is above C, WCB or A105But you Tidianyijian pressure 15MPa, RF surface is not well, the best is to use RJ flange
Q: Butterfly valve and ball how to distinguish from the appearance
To say the difference, the biggest difference is that the butterfly valve is a piece of open and close, and the ball is a ball. They work by spinning their own axes!(1) the butterfly valve from the valve body, valve seat, valve plate, valve rod, all parts are a significant drain on the outside, one eye can see; the ball valve is composed of a valve body, the valve core (a round ball), valve rod, valve position is in the valve body inside, the naked eye can see only a part, so the seal the performance of the valve than the butterfly valve well;(2) butterfly valve structure is relatively simple, low pressure general use butterfly valve, butterfly valve the maximum pressure can only reach 64 kilograms. Ball valve structure is relatively complex, more resistant to high pressure, the ball valve up to 100 kg.(3) butterfly valves are divided into soft seal and seal, soft seal butterfly valve is generally perpendicular to the center of the plate, is the valve plate, valve seat, valve stem is the center position of the highest temperature soft sealing butterfly valve is 150 degrees below the pressure of 16 kg, hard seal butterfly valve can be divided into single eccentric, double eccentric three, the eccentric, we generally use more than three eccentric, because the three eccentric according to its structure, better sealing performance, hard seal butterfly valve pressure is 64 kg;(4) the valve can also be divided into soft seal and seal, soft seal valve can reach the highest temperature below 280 degrees, the pressure is below 64 kilograms, hard seal ball valve temperature can reach 425 degrees below the pressure below 100 kilograms.
Q: Please professional help guide: accidental discovery of connection pipe and valve (mark position diagram) can rotate, but there is no problem with the 10 Water Leakage.Please professional help guide: accidental discovery of connection pipe and valve (mark position diagram) can rotate, but there is no Water Leakage problem, while the valve under the same position is fixed and can not rotate, will this situation is normal? Is it possible to leak water in the future?
This situation is not normal, the reason is not between the upper PVC pipe and tighten the valve, now has been unable to tighten, in order to avoid the emergence Water Leakage situation, you can use a silicone rubber sealing between the valve and the pipe to be dry silica gel between the pipe and valve after no loosening of the situation.
Q: To help explain the meaning of the ball valve Q11H-16H, combined with the actual, such valves have wood?
JB T308-2004 valve model preparation method and "GB1048-2005 pipe element nominal pressure definition and selection", there are various types of valve interpretation:Q11H-16HQ: valve type: (Q) ball valve1: connection form: (1) internal thread1: structure form: (1) through flow channelH: sealing surface or lining material: (H) Cr13 stainless steel16: pressure code: (16) 1.6MPaH: body material: (H) Cr13 stainless steel
Q: Ball valve? I require the valve to control both sides of the liquid, one side with liquid flow, and the other side closed!
I don't know. Solid geometry will happen. God knows me. Suddenly, barriers and French goods
Q: Into the tap valve, with globe valve or ball valve?
Water valve at home as far as possible not to use the form of valve, gate valve for water, slag better, shut down with the next valve and ball valve.

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