Product Description Wafer Lug type triple offset/eccentric multi-layer metal hard seal butterfly valve with lever/worm gear box Wafer Lug type triple offset/eccentric multi-layer metal hard seal butterfly valve with lever/worm gear box/pneumatic/electric actuator. DN50-DN2000, PN6/10/16/25/40 Product features 1. To DIN3352 or API609 2. Face to face per DIN3202/ISO5752 3. Flange connect dimension ...