Proco 440 Series Molded PTFE Expansion Joints

Products

Pipes & Fittings

Descriptions

440 Series PTFE (TEFLON) expansion joints are available from 1″-20″ designed for demanding corrosive applications, where typical Rubber style expansion joints cannot perform. These are great for expansion/ contraction compensation for tank connections, industrial process piping connections, pump connections, or any chemical related process connection.

Available styles include:

Style 442-BD: Features two convolutions for minimal movements, higher pressure/temperature ratings and short face-to-face opening requirements. Style
442- BD sizes range from 1″ to 2″ diameter.
Style 443-BD: Features three convolutions and
is designed for moderate movement and ease of system installation. Style 443-BD sizes range from 1″ to 24″ diameter.
Style 445-BD: Features five convolutions, and is designed for maximum movements, low pressure/temperature ranges, vibration reduction and greater face-to-face lengths. Style 445-BD sizes range from 1″ to 20″ diameter.
Style 440-BE: Features varying Neutral Lengths with Styles’ 440-BD Limit Bolts.