Valves & Glands

What does a valve do?

• Influences fluid flow

• Creates electricity

• Measures temperature

• Reduces noise

What is the primary function of a butterfly valve?

• Heating

• Mixing

• Regulating

• Cooling

What is a key advantage of a ball valve?

• Slow operation

• High maintenance

• Quick acting

• Heavy weight

What material is commonly used for valve seats in high-performance butterfly valves?

• Wood

• PTFE

• Glass

• Plastic

What is the typical operating pressure for a high-performance butterfly valve?

• 5 bar

• 10-5 to 102 bar

• 1 bar

• 200 bar

What type of valve is used to prevent backflow?

• Butterfly valve

• Globe valve

• Check valve

• Needle valve

What is the main disadvantage of a globe valve?

• High pressure drop

• Easy operation

• Quick acting

• Compact size

What type of valve is known for its excellent shut-off capabilities?

• Gate valve

• Butterfly valve

• Ball valve

• Diaphragm valve

What type of valve uses a flexible diaphragm for operation?

• Ball valve

• Butterfly valve

• Diaphragm valve

• Gate valve

Which valve type is best for dirty fluids?

• Globe valve

• Ball valve

• Diaphragm valve

• Butterfly valve