Jining Donghong Machinery Co., Ltd

Flange Butterfly Valve

Technical specifications:

• Flange type butterfly valve,concentric design

• Higher strength for disc with pin

• Single shaft design ensure coaxiality

• Design accordng to EN 593

• Testing according to EN 12266-1 & API 598

• Face to face dimension according to EN 558

• Connection dimension according to EN1092-2 PN10 /

PN16 / ASME B16.5 CL150 / ASME B16.47 CL150

Pressure and temp rating:

Shell test pressure 15bar / 24bar

Seal test pressure 11bar / 17.6bar

Working temperature -20℃ ~ 130℃ (EPDM)

- 5℃ ~ 80℃ (NBR)

-20℃ ~ 130℃ (PTFE)

- 5℃ ~ 150℃ (VITON)

-50℃ ~ 200℃ (SILICON)