Flanged Expansion Bellows — PN16 & PN25 Bolt-Up Joints
PN16 and PN25 flanged expansion bellows for direct bolt-up to UK pipework, pumps and valves — rubber EPDM and stainless steel bodies, EN 1092-1 drilling.
Description
Flanged expansion bellows with EN 1092-1 PN16 or PN25 drilled flanges in carbon steel or stainless — single sphere rubber and multi-ply stainless metal variants. Direct bolt-up to butterfly valves, pumps, strainers and headers with no adapters required.
UK stock · Same-day dispatch before 3pm · Trade accounts welcome
UKGP · IndustrialMost specified
Popular sizes — UK stock
UKGP-FEB-04
DN100 (4") Flanged Expansion Bellows
Single sphere EPDM · PN16 carbon steel flanges
£275View detailsUKGP-FEB-05
DN125 (5") Flanged Expansion Bellows
Single sphere EPDM · PN16 carbon steel flanges
£365View detailsUKGP-FEB-06
DN150 (6") Flanged Expansion Bellows
Single sphere EPDM · PN16 carbon steel flanges
£465View details
Choose your flow rate
Sized for your system, priced per SKU
Every chamber size has a dedicated page with full specs, dimensions, UV dose ratings, lead times and direct-to-quote checkout.
UKGP-FEB-01
Flanged Expansion Bellows DN50 (2")
Single sphere EPDM · PN16 carbon steel flanges
£145
UKGP-FEB-02
Flanged Expansion Bellows DN65 (2½")
Single sphere EPDM · PN16 carbon steel flanges
£185
UKGP-FEB-03
Flanged Expansion Bellows DN80 (3")
Single sphere EPDM · PN16 carbon steel flanges
£215
UKGP-FEB-04
Flanged Expansion Bellows DN100 (4")
Single sphere EPDM · PN16 carbon steel flanges
£275
UKGP-FEB-05
Flanged Expansion Bellows DN125 (5")
Single sphere EPDM · PN16 carbon steel flanges
£365
UKGP-FEB-06
Flanged Expansion Bellows DN150 (6")
Single sphere EPDM · PN16 carbon steel flanges
£465
UKGP-FEB-07
Flanged Expansion Bellows DN200 (8")
Single sphere EPDM · PN16 carbon steel flanges
£745
UKGP-FEB-08
Flanged Expansion Bellows DN250 (10")
Single sphere EPDM · PN16 carbon steel flanges
£985
Variants
Flanged expansion bellows configurations
Benefits
Why specify our flanged expansion bellows
- EN 1092-1 PN16 or PN25 drilled flanges
- Carbon steel or stainless flange rings
- Rubber (EPDM/NBR) or 316L stainless body
- Tie-bar restraint kits available
- Direct bolt-up — no adapters required
Typical applications
Flanged expansion bellows specifications
- Size range
- DN32 — DN600
- Pressure
- PN16 / PN25
- Temperature
- -10°C to 110°C (rubber) · -50°C to 550°C (metal)
- Drilling
- EN 1092-1 / BS 4504
UK delivery
Stocked sizes — same-day dispatch from our UK warehouse for orders placed before 3pm (Mon–Fri)
4-year warranty
Manufacturer-backed defect cover on every UKGP product
Engineer support
Sizing, drawings & site advice — free
Call the team
+44 20 8935 5572 · 8am–5pm
Buying answers
Quick answers before you order
Can't see your question? Call +44 20 8935 5572 or email sales@ukgpindustrial.co.uk — our engineers respond inside one working day.
