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Top Entry Ball Valve

Top Entry Ball Valve

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  • Top Entry Ball Valve
  • Top Entry Ball Valve
  • Top Entry Ball Valve
  • Top Entry Ball Valve
Structure characteristics
1: good seal performance: metal sealing seat end setting spring ensure sufficient jacking force, the valve is in use process in spring, sealing wear under guarantee good sealing valve, And when the medium pressure, the medium to high in the sphere of unbalanced force guarantee seal.

2: this type of valve stem, set something poured sealing structure, to ensure reliable sealing filler.

3: as long as the loading design discharged the bonnet for repair or replacement parts.
Execution standard
1: Design and manufacturing: GB/T12237-1989, AP1608.
2: GB/inspection and test T13927-1992, AP1598.
3: Flange: JB/T79.1 ~ 1994; 2 - ASME/ANSIB16.10

Main connection size
( Based on GB standard and 1.6Mpa pressure)
Pressure Size(mm) Length(mm) Flange OD Distence of flange hole
1.6 Mpa 50 213 165 125
65 222 185 145
80 241 200 160
100 305 220 180
125 356 250 210
150 394 285 240
200 457 340 295
250 533 405 355
300 610 460 410
350 686 520 470
400 762 580 525
450 864 640 585
500 914 715 650
Application: Widely used in powder, granules, high viscosity medium.

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