Butterfly Valve Article
  1. Home
  2. Blog
  3. Butterfly Valve Article

Butterfly valve types and classification

462 views Source: VALTEC China Valve Manufacture CO.,LTD

Classification of butterfly valves, butterfly valves are usually classified according to such as: structural form, connection method, sealing form, driving method, use, etc. The commonly used classification methods are as follows:

Classification by structure

  1. Centerline Butterfly Valve
  2. Single eccentric butterfly valve
  3. Double eccentric butterfly valve
  4. Triple eccentric butterfly valve

Classification by connection method

  1. Wafer butterfly valve
  2. Flanged butterfly valve
  3. Lug butterfly valve
  4. Welded butterfly valve
Classification by connection method

Classification by sealing surface material

  1. Soft Seal Butterfly Valve: Non-metallic materials for sealing auxiliary materials, such as rubber, silicone rubber, PTFE, etc.
  2. Hard Seal Butterfly Valve: The sealing pair is composed of metal hard materials, such as: 304 stainless steel, cemented carbide, etc.
Classification by sealing surface material

Classification by work pressure

  1. Vacuum butterfly valve. Butterfly valve with working pressure lower than standard atmospheric pressure.
  2. Low pressure butterfly valve. Butterfly valve with nominal pressure PN<1.6MPa.
  3. Medium pressure butterfly valve. Butterfly valve with nominal pressure PN of 2.5–6.4MPa.
  4. High pressure butterfly valve. Butterfly valve with nominal pressure PN of 10.0–80.0MPa.
  5. Super high pressure butterfly valve. Butterfly valve with nominal pressure PN>100MPa.

Classification by drive method

  1. Handle butterfly valve.
  2. Worm gear butterfly valve.
  3. Electric butterfly valve.
  4. Pneumatic butterfly valve.
  5. Hydraulic butterfly valve.

Classified by work purpose

  1. Ventilation butterfly valve.
  2. Pipe network butterfly valve.
  3. Dust butterfly valve.

Learn More: , , , , ,

REALTED POSTS

Ductile Iron Butterfly Valve with Wafer Style, PN16

Double Half Shaf Wafer Butterfly Valve Manufacturers and Suppliers

Flanged Butterfly Valves Suppliers and Manufacturers

U Section Butterfly Valve

Fully Lugged Butterfly Valve: Reliable, Economical Valve Solution

Lug Type Butterfly Valve with Polished Disc

REALTED CASES

Mexico Customer Purchased Butterfly Valves From VALTECCN Again

Italian Customer Buys Wafer Butterfly Valve Again, Trusts Valteccn Valve

1000pcs Wafer Butterfly Valves are Exported to Romania

PTFE Seated Butterfly Valve with Polished Disc Exported to Europe

WCB Wafer Type Butterfly Valve Exported to India

Pneumatic U-type butterfly valve exported to Dubai

REQUEST A QUOTE
Contact Information

For inquiries about valve products or pricelist, please leave your email to us and we will be in touch within 24 hours.
We would like to serve you in the best possible way.

Fill in the error, please re-fill and submit!

  • E-mail address entered is invalid.