Tube （Beijing）flanged butterfly valve features a bonded liner extending over the flanges. The double flange design is suitable for high pressure loading and for use in heavy industry, shipbuilding, severe vacuum applications and water treatment industry like potable water, water treatment and wastewater applications.

Body: ASTM A536 65-45-12, WCB, CF8M
Bonded with NBR or EPDM
Disc: ASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462
Stem: SS420,SS431
Body style: Flange
Nominal diameter: 2″ – 88″ (DN50mm – DN2000mm)
Top flange: ISO5211
Operating pressure: 16bar for DN50-DN300, 10bar for DN350-DN2200