شیرسطح متغیرپایلوت داربرای سیالات

Body: monobloc
Function: regulating
Function: shut-off
Material: wrought steel
Media: for chemicals
Media: for fluids
Media: sludge
Operation: handwheel
Operation: pilot-operated
Other characteristics: medium-pressure, low-pressure
Type: ball
Type: variable-area
Type: wedge gate