Bi-directional double offset butterfly valves with PTFE seats.
According To API609 standard.

• Size: 2″~160″（DN50~DN4000）
• Pressure Rating: ASME CLASS 150~600
• Body Material: Carbon Steel, Stainless Steel, Alloy Steel, Copper
• End connection: Wafer, Lug, RF
• Operation: Lever, Gear, Pneumatic, Electric, Hydraulic