Types

• Weir type
• Straight through type

Body materials

• Bronze
• Cast iron
• Ductile iron
• Carbon steel
• Stainless steel

Body coating materials

• Hard rubber
• Butyl rubber
• Enamel
• PP
• ETFE
• PFA
• PTFE

Diaphragm materials

• PTFE
• Fluoroelastomer
• Chlorosulphonated polyethylene
• Polychloroprene (neoprene)
• Nitryl
• Butyl
• EPM
• Natural rubber

Connections

• Screwed BSP or NPT
• Flanged UNI/EN or ANSI

Operating

• Handwheel
• Pneumatic actuator on-off
• Control pneumatic actuator