Conical Diaphragm Check Valves – Commonly Used in Drinking Water

Conical diaphragm check valve is a kind of valve equipment usually used in fluid piping systems to prevent damage caused by fluid flowing in reverse direction. Its main features is the use of a conical diaphragm as the control element for valve opening and closing, offering the advantages of simple structure, good sealing and long service life.

All conical perforated filter elements can be customized upon request, if you need custom conical perforated filter elements, please feel free to contact us at any time.

For DN100

• Flange I.D.: 97.84 mm
• Flange O.D.: 158 mm
• Flange thickness: 3.88 mm
• Flange width: 30.08 mm
• Overall height: 164 mm
• Hole size: 3.65 mm
• Stem: 1.75 mm
• Top I.D.: 4.98 mm
• Top O.D.: 21.29 mm

For DN15-20

• Flange I.D.: 24.7mm
• Flange O.D.: 35.84 mm
• Flange thickness: 1.79 mm
• Flange width: 5.57 mm
• Overall height: 38.56 mm
• Hole size: 2.94 mm
• Stem: 1.2 mm
• Top I.D.: 3.44 mm
• Top O.D.: 6.05 mm

• Solar technology
• Chemical
• Food
• Petrochemical
• Irrigation
• Water treatment
• Groundwater pumps
• Heating installations
• Sanitary facilities
• Fire protection systems
• Waterworks

Conical perforated filter element display

Conical perforated filter element top view

Small conical perforated filter element

Small conical perforated filter element overall height inspection

Small conical perforated filter element flange thickness inspection

Small conical perforated filter element flange width inspection

Small conical perforated filter element flange O.D. inspection

Small conical perforated filter element top I.D. inspection

Small conical perforated filter element hole size inspection