BASIC VALVES

ET 130

GATE VALVES

ANGLE GATES

OS&Y

OS&Y

Globe Valves

• Globe valves look similar to gate valves!• The main difference is internal.

FLOW DIRECTION

FLANGED GLOBE VALVES

THREADED GLOBES

LO/TO GATES AND GLOBES

CHECK VALVES

DIAPHRAGM VALVES

There are two main classifications

• Weir Type• Straightway Type

• Diaphragm valves are in services where contamination from outside sources can not be tolerated!

• Pharmaceuticals• Food Grade• ??? Where have you seen or used a

Diaphragm Valve?

Motor Operated Diaphragm

Straightway Diaphragm

BALL VALVES

Ball Valves come in three general patterns:

• Venturi port

• Full port

• Reducing port

• Ball valves are often classified by their body style

• Body styles are one piece or multi-piece

Flanged Ball Valve

Three Piece Ball Valve

Three Way Ball Valves

PLUG VALVES