FlexEJ Products People

24hr Shipping
On all stock items ordered.
Mon-Thur by 2pm, 10am Fridays

Design & Manufacturing
Full in-house design & manufacture to EN / ASME / PED.

ISO14001 Accreditation
FlexEJ has an accredited Environmental Management System.

Industrial Metal Bellows

FlexEJ’s industrial metal bellows range allow us to configure a metal expansion joint for your application based on a standard convolution matched to any weld end or flange in the materials of your choice. Length to order.

How to specify a metal expansion joint

Metal bellow engineeringWe design and manufacture metal expansion joints so you are not restricted to our range of standard products, some of which are available in our web shop. For simpler applications a standard product may be entirely suitable but if not we will design to meet your exact requirements.

FlexEJ’s Industrial Metal Bellows


FlexEJ has the following ranges of industrial metal bellows available:

Long Axial Industrial bellows

DN100 to DN300

Industrial Long Axial bellows

LONG AXIAL INDUSTRIAL BELLOWS

Fully Configurable

FlexEJ’s Long Axial range offers large axial movements. Stainless Steel 316 bellows, designed to EJMA, manufactured by punch forming together with flanges to any specification and material or pipe ends in any material. Length to order. These expansion joints are rated for applications up to 12 Barg @ 300°C.

FlexEJ can design and build metal expansion joints to your exact specification, details here…

Industrial Short Axial metal bellows

DN40 to DN250

Industrial Short Axial metal bellows

INDUSTRIAL SHORT AXIAL METAL BELLOWS

Fully Configurable

FlexEJ’s Short Axial range offers moderate axial movements. Consequently they are shorter end to end at minimum length than the Long Axial range. Stainless Steel 316 bellows, designed to EJMA, manufactured by punch forming together with flanges to any specification and material or pipe ends in any material. Length to order. These expansion joints are rated for applications up to 12 Barg @ 300°C.

FlexEJ can design and build metal expansion joints to your exact specification, details here…

Industrial Pump bellows

DN50 to DN400

Industrial Pump bellows

INDUSTRIAL PUMP BELLOWS

Fully Configurable

FlexEJ’s Pump range offers small lateral movements suited to pump alignment and vibration applications. Available as tied and untied. Stainless Steel 316 bellows, designed to EJMA, manufactured by punch forming together with flanges to any specification and material or pipe ends in any material. Length to order. These expansion joints are rated for applications up to 12 Barg @ 300°C.

FlexEJ can design and build metal expansion joints to your exact specification, details here…

Can't see what you want? Need help?
Call us. Or use Live Chat.

For instant advice. We can custom-design and engineer almost any expansion joint you need for delivery in the UK or worldwide. Call our expert team on +44 (0) 1384 881188 Or email us sales@flexej.co.uk

HVAC & Industrial Bellows Comparison Charts


What is the best pump or axial bellow for your application? Four potential alternatives to consider:

HVAC
Pump
Bellows
HVAC Pump Bellows

10/110°

View

Industrial
Pump
Bellows
Industrial Pump Bellows

16/180° to 12/300°

View

HVAC
Axial
Bellows
HVAC Axial Bellows

10/110°

View

Industrial
Axial
Bellows
Industrial Axial Bellows

16/180° to 12/300°

View

Can't see what you want? Need help?
Call us. Or use Live Chat.

For instant advice. We can custom-design and engineer almost any expansion joint you need for delivery in the UK or worldwide. Call our expert team on +44 (0) 1384 881188 Or email us sales@flexej.co.uk

Frequently Asked Questions

A. Yes. We hold stock of the most popular metal bellows for HVAC. Many of these items are available on 24hr delivery from our online web shop. We can also manufacture to order. For sales assistance please contact us or use our Live Chat facility. In addition, FlexEJ holds a large stock of the most popular sizes and types of Elaflex rubber bellows as well as our HVAC value bellows range.

A. Our Flange Finder contains details for many common flanges. Typically, to be able to make the identification you need to know the bore size or outside diameter and number of bolts. For technical assistance contact us or use our Live Chat facility.

A. Yes, FlexEJ has full design capability for engineered metal expansion joints and can work to any recognised standard – typically EJMA, B31.3/Appendix X, EN14917 plus PED and/or other customer specifications. Engineered rubber expansion joints are typically designed to meet the FSA guidelines plus PED and/or other customer specifications For technical assistance please contact us or use the Live Help link on this page.

A. Yes, if you have the details we can normally offer an equivalent, our FAQ here gives the information we will need for a full selection. For technical assistance please contact us or use the Live Chat link on this page.

A. To identify an existing expansion joint we need to know: nominal bore, overall length and flange type plus service, temperature, pressure and required movement if known. Try our Flange Finder to help identify the flange and you can send us a picture of the existing part using the Contact us form. For technical assistance please contact us or use the LIVE CHAT link on this page.

A. Yes, our MRCA copper ended metal expansion joints also have WRAS approval. We laso have DWI approval for stainless steel expansion joints. For technical assistance please contact us or use the Live Chat link on this page.

Please visit our full FAQ page to see all our frequently asked questions.