6 inch Ball Valve


Ball valve 6 inch means the valve size is 6 inch, and in DN it is DN150.

6 inch Ball Valve

What is a 6 Inch Ball Valve?

6 Inch Ball valves are a ball with a hole in the middle. At 90 ° rotation of the ball, the fully open position is switched to the closed position.

ZECO Valve Group is a well-known ball valve manufacturer in China. Since its establishment in 1991, it has been producing ball valves for nearly 30 years. In the production process, ZECO regards each valve as a handicraft to keep improving. With the support of high-tech production equipment and high-tech personnel, each product can achieve international quality. ZECO has been a high-tech enterprise in China for many years. Every year, ZECO devotes itself to the research and development of valves with more efficient performance and longer service life. The research and development cost of ZECO accounts for nearly 8% of the company’s sales cost.

Types of 6″ Ball Valve

  • 6 inch Floating Ball Valve
  • 6 inch Trunnion Ball Valve
  • 6 inch Top Entry Ball Valve

Product Range of 6 Inch Ball Valve

  • Body material: Carbon Steel, Stainless Steel, Alloy Steel.
  • Normal diameter: 6 Inch (DN150).
  • End connection: BW, Flanged.
  • Pressure range: 150 – 2500 LB (PN16 – PN420).
  • Working temperature: -46℃ – +540℃.

Dimensions & Weight of 6 Inch Ball Valve

Pressure Rating Bore  Face to Face Dimension(in mm) Weight
(in mm) RF BW RTJ kg
CLASS 150 150 394 457 406 74
CLASS 300 150 403 457 419 118
CLASS 600 150 559 559 562 160
CLASS 900 150 610 610 613 339
CLASS 1500 144 705 705 711 532
CLASS 2500 131 914 914 927 800

Features of 6″ Ball Valve:

  • ZECO 6 inch valve is designed with an auxiliary seat emergency seal system. Once the soft seal seat is damaged, emergency sealing can be performed by injecting the appropriate sealant into the auxiliary seal system. Emergency seals can also be used to flush and lubricate seat areas as necessary to keep seat areas clean without affecting sealing. The stem also has an emergency seal design for emergency sealant filling and flushing lubrication;
  • ZECO 6 inch valve with fire protection construction. The fire protection structure of the 6 inch ball valve is designed in accordance with API 607. In the event of a fire, the metal seat will be immediately in contact with the ball after the soft seal seat is burned, to prevent the valve leakage caused by greater impact;
  • ZECO 6 inch valve body wall thickness will have a certain amount of design, carbon steel body, seat, bottom cover are in accordance with ASTM B733 surface chemical coating. In addition, if the user needs special customization, ZECO also has a variety of anti-corrosion materials for selection to meet the working conditions;
  • ZECO 6 inch valve in order to prevent the maintenance of the valve stem because of the excessive pressure in the cavity and the phenomenon of flying out, there is a design to prevent flying out of the stem.

Material of 6″ Ball Valve:

No Part Material
1 Body ASTM A216 WCB
2 Bonnet ASTM A216 WCB
3 Ball ASTM A105
4 Seat ASTM A105 +PTFE
5 Stem ASTM A182 F6a
6 Anti-static Device SS304
7 Gasket Graphite + SS304
8 Bolt ASTM A193 B7
9 Nut ASTM A194 2H
10 O-ring Viton A
11 Lever ASTM A216 WCB

Product Enquiry


Get a free quote

Contact Form Demo