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JP115 Stainless Steel Axial Expansion Joint Screwed

Now Available With Precision Fit Flexible Lagging Jackets To Suit JP115.

Specification

Axial expansion joint consisting of stainless steel grade 316 bellows assembly fitted with stainless steel grade 316 male B.S.P.T. end connections.

Application

Stourflex axial expansion joints are designed to accommodate pipe movements in an axial plane (straight runs) due to thermal expansion. The Type JP115 is manufactured to have all stainless steel wetted surfaces and is suitable for use on non ferrous pipework installations including L.T.H.W., M.T.H.W., steam and other hot liquids and gases.

  • Maximum working temperature 300ºC.
  • Maximum working pressure 6 bar at 120ºC.
  • Maximum working pressure 10 bar at 82ºC.
  • Stourflex axial expansion joints should not be used at both their maximum working temperature and pressure respectively.
  • Maximum test pressure = 1.5 x working pressure or 1.5 x end connection rating, whichever the lower.

Lagging

Stourflex are now able to offer a tailor made flexible lagging jacket to help reduce heat losses on LTHW systems and heat gains & condensation on CHW systems. Please ask for more information.

Certificate No: 1401322

Download data sheet
JP115 expansion joint

our technical specifications

Our JP115 Stainless Steel Axial Expansion Joint Screwed specifications

Part numberN.B. (mm)Total movement (-mm)Overall length (mm)Outside diameter of convolutions (mm)Force to compress (N/mm)Effective area (Cm²)Working pressure @120°C (bar)Cold test pressure (bar)
JP115-1515251823230769
JP115-2020251823930769
JP115-25253018546601069
JP115-32323020058601569
JP115-40403021558702269
JP115-50505024770853569
JP115-656550283971266269

Stourflex Type JP115 axial expansion joints are available with internal and external sleeves as required.

Suffix:

I.S. – Fitted with internal flow sleeve stainless steel grade 316.

E.S. – Fitted with external telescopic protective sleeve carbon steel.

Stourflex axial expansion joints are supplied at their maximum overall length and must not be extended.

Expansion joint convolutions should be protected from damage caused by rotational forces during installation.

Axial expansion joints must be securely anchored and adequately guided to ensure their correct performance.

Omitting anchors and guides may result in failure of the system.

Please refer to guidance notes for the correct use and installation of Stourflex axial expansion joints.

All Stourflex products should be installed in accordance with our fitting instructions.

Download data sheet