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Inclined Ball

Inclined Ball

Bevel Port Valve Ball / Angled Cut Valve Ball
Bevel port valve ball, also named angled cut valve ball, is designed with inclined bevel cut at the port of ball flow passage, different from standard straight flat port ball. It is widely used in regulating ball valves, cut-off ball valves, eccentric ball valves and drain ball valves.
Structure & Working Principle
The flow port is machined into an inclined bevel surface instead of vertical flat port.
By rotating the ball, the bevel changes the flow area continuously to realize throttling, flow regulation and full shutoff.
The bevel sealing surface fits tightly with valve seat, ensuring smooth opening/closing and reducing medium impact and erosion.
Detail

Material & Processing

 
Available in 201, 304, 316L, 443, alloy steel, F6a and duplex steel.
 
Adopt forging or investment casting, CNC bevel precision turning and mirror lapping. Surface treatment such as nitriding, hard chrome plating and Stellite hardfacing are optional for high temperature and wear resistance.
 

Key Advantages

 
  1. Precise flow regulation with linear flow control by bevel angle.
  2. Reduce medium erosion and protect valve seat with diversion buffer design.
  3. Smooth operation with little water hammer impact during opening and closing.
  4. Even force on sealing surface, wear-resistant and long service life.
  5. Integrate on-off, throttling and regulating functions in one ball.
 

Applications

 
Steam pipeline, thermal oil system, chemical process regulating line, boiler blowdown, HVAC flow control and corrosive medium pipelines requiring throttling regulation.

Production range value:

 
Forging process: Open Die Forging
 
valve ball types:
 
Specializing in the production of stainless steel floating spheres, fixed spheres, hollow holes, hard sealed spheres, straight-through, elbow, tee, V-shaped, W-shaped, hemispherical, track-shaped, long-handle spherical, and other customize various drawings and requirement non-standards/material spheres.
 
Basic material:
 
A105, LF2, 410, Inconel N06625, Inconel N0825, HC276, F304, F316, 17-4PH, F51, Monel400, MonelK500
 
Surface treatment:
 
Nitridation, electroplating HCR, electroplating ENP, ultrasonic spraying, oxyacetylene spray welding, plasma welding, laser coating, PVD, DLC, and TIN;
 
Standards:
 
ANSI, API, DIN, and GB standards,
 
Diameters ranging:
 
1" to 40", DN15 - DN1000.
 
Pressure grade:
 
150LB~2500LB
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