• Flanged Standard: JB/T74~86.2
GB/T9112-9124
ANSI B16.1 B16.5 B16.24
• Disc Material: CF8/CF8M/CF3M
• Packing: PTFE/Flexible Graphite
• Gasket: Spiral-wound graphite-filled/ Stainless Steel/PTFE/Soft Metal
• Options: Worm gear/Ex-proof Limit Switch/Positioner