Rubber Expansion Joint Standard

Erv expansion joints from elaflex hiby are moulded single sphere type rubber bellows with swiveling metal flanges.

Rubber expansion joint standard.

Keep in mind that higher pressure expansion joints will be heavier and more stiff than lower pressure joints. Ejma was founded in 1955 to establish and maintain quality design and manufacturing standards. Senior flexonics stocks and distributes a comprehensive range of rubber expansion joints for use in many tough demanding industrial applications such as air conditioning heating and ventilation systems petrochemical industrial process piping systems power generation marine services paper water and sewerage. Convoluted technologies pty ltd stock and distribute a comprehensive range of ct rej rubber expansion joints for use in many tough demanding industrial applications such as drinking water chilled water cooling water irrigation condenser water applications sewerage systems fire systems power generation process plants.

Rubber expansion joints compensators are used as flexible connectors within pipe systems. These standards combine the knowledge and experience of the association s technical committee and are available to assist users designers and others in the selection and application of expansion joints for safe and reliable piping and vessel installation. The construction is in general as follows. All expansion joints shall be manufactured with a cover of hypalon or neoprene chloroprene.

Ct rej standard rubber expansion joints and engineered solutions. Standard rubber expansion joints are made in working pressures of 150 to 225 psi in most sizes. Why rubber expansion joints. They can be made from many materials including stainless steel polytetrafluoroethylene and braided flexible metal rubber expansion joints are particularly beneficial due to its flexible nature which makes them suitable for many functions including the absorption of sound thermal energy and shock.

The requirements for 1 integral rubber and fabric flanges 2 floating metal flanges 3 arches 4 metallic flanges 5 retaining rings and 6 expansion joint cover and body. Other sizes are available on special order. Based on the german expression elastische rohrverbinder the type brand erv is being used. The inside rubber lining is leak proof and made.

Generally rubber expansion joints are reinforce with polyester fabric plies along. We offer rubber expansion joints from 1 2ˇˇ to 120ˇˇ diameter and provide same day shipment for rubber expansion joint sizes from 1 2ˇˇ through 24ˇˇ. The rubber expansion joints can be divided into two main categories namely the moulded expan sion joints and the hand built one s. Rubber expansion joint pump connector most widely used elastomeric connector reduces noise and vibration self cleaning floating flanges epdm butyl nitrile or neoprene body max pressure.

225 psi max temperature. To the first category belong the sf df umf and mf series while the second category consists of the spool type joints. All expansion joints shall be designed for the specified pressure. High pressure products can be manufactured upon request.