vannes à boisseau sphérique

  • Product Name 1″ Class 800 3-Piece Floating Ball Valve
    Model 1″-800LB-FLOATING-BALL-3PC
    Nominal Size 1 inch (DN25)
    Pressure Class Class 800 LB (PN130 / approx. 2000 PSI)
    Construction 3-Piece Body / Floating Ball
    End Connection Nipples (NPT male thread)
    Body Material To be specified (Options: A105 carbon steel / F304/F316 stainless steel / others)
    Service Condition Industrial gases, liquids, oils, water, etc.
  • Nominal Size 1 inch (DN 25)
    Pressure Class Class 800LB (equivalent to PN 140 bar)
    End Connections Integral Nipples (Socket Weld or Butt Weld) – per ASME B16.11 or ASME B16.25
    Body Construction 3-Piece (center body with two end caps)
    Valve Type Floating ball, full port or reduced port (as specified)
    Stem Sealing Live-loaded packing or PTFE/stainless steel bellows (for vacuum service)
    Operation Lever handle (standard), gear operator, or actuator (optional)
    Vacuum Rating Suitable for high vacuum (1×10⁻⁶ Torr and above)
  • Nominal Size 1″ (DN25)
    Pressure Class Class 600 (PN100 / 10.0 MPa – 15.0 MPa depending on standard)
    End Connection Socket Weld (SW) – ASME B16.11
    Body Construction Full welded – one piece body shell, no bolted bonnet or body flanges
    Temperature Range –29°C ~ +300°C (depending on seat/packing materials)
    Applicable Media Steam, thermal oil, high temperature water, gases, and corrosive fluids within material limits
    Face to Face ASME B16.10 (Class 600)
  • Valve Type Floating Ball Valve (3-Piece Construction)
    Nominal Size 1 inch (DN25)
    Pressure Rating Class 600
    Connection Type Nipples End (Integral NPT male threads or socket weld nipples for direct piping connection)
    Seat Type Metal Seated (Hard-faced, typically Stellite, Tungsten Carbide, or Hard Chrome)
    Ball Type Floating Ball (pressure-assisted sealing)
    Body Construction 3-Piece Bolted Body (Swing-out design for easy maintenance)
    Operation Lever Handle (or gearbox, lockable option available)
  • Valve Type Floating Ball Valve (3-Piece Construction)
    Nominal Size 1 inch (DN25)
    Pressure Rating Class 600
    Connection Type Nipples End (Integral or welded NPT / Socket Weld nipples for direct piping connection)
    Ball Type Floating Ball (trunnion-less, pressure-assisted sealing)
    Operation Lockable Lever Handle (with locking device to prevent unauthorized operation)
    Body Construction 3-Piece Bolted Body (Easy maintenance, no special tools required)
  • Size 1″ (DN25)
    Pressure Rating Class 300 (ASME B16.34)
    Design Type Floating ball, two-piece or three-piece body
    End Connections [e.g., Raised Face (RF) / Ring Type Joint (RTJ) / Socket Weld / NPT to ASME B16.5 / ASME B16.11]
    Applicable Media Seawater, brine, hydrofluoric acid, sulfuric acid, alkaline solutions, chlorinated hydrocarbons, reducing acids
    Temperature Range -29°C to +150°C (depending on seat material)
    Shut-off Rating Zero leakage (bubble-tight)
  • Nominal Size 1 inch (DN25)
    Pressure Rating Class 600 LB
    Working Pressure Up to 1480 PSI @ 100°F (approx. 102 bar @ 38°C) *Refer to ASME B16.34 pressure-temperature chart*
    Temperature Range -29°C to 538°C (-20°F to 1000°F) (Depending on seat and trim materials)
    Bore Type Reduced Bore (Standard) / Full Bore (Optional)
    Body Type 3-Piece (Three-piece construction)
  • SPÉCIFICATIONS DE L'ÉCHANTILLON
    TAILLE : 2″
    VALEUR : 600 LB
    CARROSSERIE ET ​​CAPOT : B62
    BILLE : ASTM A182 F316
    TIGE : ASTM A182 F316
    SIÈGE : PTFE
    ACTIONNEMENT : ROUE
  • LA PHOTO MONTRE LES SPÉCIFICATIONS CI-DESSOUS
    TAILLE : DN25
    NOTE : PN16
    CORPS ET CAPOT : LAITON
    DISQUE : CUIVRES
    TIGE : LAITON
    SIÈGE : LAITON
    ACTIONNEMENT : LEVIER
  • Taille : 1"
    Capacité nominale : 150 lb
    Principalement des matériaux :
    Corps : CPVC
    Ballon : CPVC
    Tige : CPVC
    Siège : PTFE
    Joint de corps : PTFE
    Opérateur : Levier
    Fin : NPT
    Structure : bille flottante, tige anti-éclatement, passage complet.
    Surface:
    Température appropriée : -20℃~120℃
  • Two-Piece Forged/ Cast Steel Trunnion Mounted Ball Valve
    Models: Flanged / Butt Weld, Reduced Bore / Full Bore
  • Design & Manufacture GB/T 12237, API 6D, BS 5351
    Valve Type Three-Piece, Trunnion Mounted Ball
    Body Material CF8M (AISI 316)
    Ball Material 316 Stainless Steel (Hard Chrome Plated or Coated)
    Stem Material 316 Stainless Steel (Anti-Blowout Design)
    Seat Material 316 Stainless Steel + PTFE (Politetrafluoroethylene)
    Stem Seal / Packing Flexible Graphite + PTFE
    Operation Worm Gear Operator
    Flange Connection GB/T 9113, HG/T 20592, ASME B16.5, BS EN1092-1
    Pressure Rating PN25 / Class150

A ball valve is a type of quarter-turn valve that controls flow using a hollow, perforated, and pivoting ball inside the valve body. When the ball’s hole is aligned with the pipeline, fluid flows freely; when rotated 90 degrees, the flow is completely blocked. This simple mechanism makes ball valves highly reliable for shutoff and control applications. Ball valves are known for their tight sealing performance, durability, and ease of operation. They can handle high pressure and temperature conditions, and are suitable for gas, liquid, or even corrosive media, depending on the materials used. With minimal pressure drop and fast on-off control, ball valves are widely used in industries like oil and gas, water treatment, chemical processing, and general plumbing. They come in various types such as two-way, three-way, floating, and trunnion-mounted, and can be operated manually, pneumatically, or electrically.

Why Are Ball Valves Preferred In Industrial Applications?

Ball valves are favored in industrial systems due to their quick shutoff capability, tight sealing, and low maintenance design. Their quarter-turn mechanism allows for fast operation, reducing downtime in emergency situations. They offer a secure shutoff even after long periods of disuse, thanks to the ball's self-cleaning action as it rotates. The full-bore design of many ball valves allows for unobstructed flow, which minimizes pressure loss and makes them ideal for high-flow applications. Additionally, ball valves are available in a wide range of materials including stainless steel, brass, and PVC, allowing them to be used in different pressure, temperature, and corrosive environments. They are also easy to automate, making them ideal for systems that require remote control. With minimal moving parts, ball valves are more durable and less likely to leak or wear out, leading to reduced maintenance and lower operating costs over time.

Ball Valves FAQ

  • 1.What’s the main use of a ball valve?

    Quick shutoff and flow control.

  • 2.Is a ball valve full port or reduced port?

    It can be either, depending on the design.

  • 3.Can ball valves be used for gas?

    Yes, if the material and rating are appropriate.

  • 4.Do ball valves leak easily?

    No, they offer tight sealing when properly maintained.

  • 5.Are ball valves easy to automate?

    Yes, they support pneumatic and electric actuators.

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