Clamp Ferrule Ended Bends

Tri-clamp Ferrule Ended Bends

We now stock a range of ready to install tri-clamp ferrule ended 90 deg bends.

  • Ferrule to BS4825 PT3.
  • Ferrule ended 90° bends – 1″ & 4″
  • Dull polished finish
  • Grade 316L Stainless Steel.
  • Welds removed internally and externally

BSP to Tri-Clamp Ferrule Adapters

BSP to Tri-Clamp Ferrule Adapters

  • Ferrule to BS4825 PT3.
  • BSPP & BSPT Threads.
  • Internal finish 0.8Ra – 1.6Ra
  • Grade 316L Stainless Steel.
  • Internal PTFE thread on BSPP Female.
  • Spanner flats on both male & female adaptors.


For prices please contact sales on


Laser Cutting and Folding

BDE Northampton is now able to offer a stainless steel laser cutting and folding service:


Purchased in 2020, along with the Amada brakepress – purchased in 2019.

Laser Capability:

  • Upto 12mm Thick Stainless Steel.
  • Upto 12mm Thick Aluminium.
  • 3000 x 1500 Max Sheet Size.

Brakepress Capabilty:

  • 3000mm Long @ 3mm Thick Stainless.
  • 1000mm Long @ 6mm Thick Stainless



To discuss your requirements or for a quote please contact our sales team on 01604 750380 or

SMS Unions

SMS Unions: A hygienic type union, originating from Scandinavia and increasingly being specified in the UK. SMS unions are hygienic and are suitable for use in food and beverage processing environments. SMS unions are compatible with imperial sized tube from 1″ to 4″ OD.

  • Sizes 1″ OD – 4″ OD available ex-stock
  • The standard ‘L’ style joint ring is EPDM, but other compounds are available on request.
  • Blank liners in 316 are also stocked.
  • C-Spanners to suit both SMS & DIN (1″ – 4″) is also stocked.
  • 4″ Large type union can be supplied on request.

SMS unions are made up of four components and can be supplied as a complete union or individual parts:

  • SMS Nut (304 stainless steel)
  • SMS Weld Male (316 stainless steel)
  • SMS Weld Liner (316 stainless steel)
  • SMS Seal (EPDM)

DIN11851 Unions – Imperial

DIN11851 Unions

BDE Northampton stocks a complete range of DB11851 hygienic unions.

DIN hygienic unions manufactured in accordance with DIN 11851. Consisting of a Tp304 stainless nut, Tp316 stainless male and liner and a seal ring.

Available to suit imperial tube 1″ od to 4″ od, The ‘D’ shaped joint ring seal is usually EPDM, other compounds available.

DIN11851 unions are made up of the below components:

DIN11851 male part
DIN11851 weld liner
DIN11851 slotted nut
DIN11851 seal

Stainless steel spanners are stocked for DIN11851 unions

Tri-Clamp Union

Tri-Clamp unions and couplings:

BDE Northampton stocks a range of hygienic Tri-clamp unions.

BS4825 Pt 3 Clamp unions, often referred to as ‘Tri-clamp unions’ – These hygienic unions use two ferrules clamped together with a sealing ring to form a hygienic union. The two ferrules have a tapered flange which when compressed by the clamp forms a tight hygienic seal. Clamp unions are ideal for hygienic applications and are widely used within the food and beverage industries. BDE keeps large stocks of clamp unions and can be supplied next day either as complete union or individual components.

Tri-clamp unions can be removed by hand using the wing nut, no spanners required.
This is particularly useful where the product line needs to be checked frequently.

  • Widely used in food processing and pharmaceutical industries.
  • Available in a wide range of sizes from 1/2″ up to 12″ OD (304mm)
  • Ferrules to suit OD ‘dairy’ tube, also available to suit NB pipe, ISO and DIN tube to order
  • Joint rings available in EPDM, PTFE, PTFE/FKM envelope, FKM and Silicone.

Clamp unions are made up of the below parts and can be supplied as individual components or complete unions.

  • 2 x Clamp ferrules (316 stainless steel)
  • 1 x Clamp (available in 304 or 316)
  • 1 x Clamp joint ring

We are able to supply clamp unions to the following specifications:

  • BS4825-3 clamp unions
  • DIN32676 Series 1, 2 & 3 clamp unions
  • ASME BPE clamp unions
  • ISO 1127 clamp unions
  • BS Schedule 10 clamp unions