Annular hose and fittings

The flexible stainless steel annular hose system

Article number Size
ww2009xx R 3/8" (DN10)
ww2019xx R 1/2" (DN12)
ww2029xx R 3/4" (DN16)
ww2039xx R 1" (DN20)
ww2049xx R 1 1/4" (DN25)
ww2059xx R 1 1/2" (DN32)

xx= 05m, 10m, 15m, 20m, 25m, 30m, ..., 50m
(On request in other lengths available)

The annular hose is made of high-grade steel 316L.

The connection are made with nut and flat sealing or made by metal sealed fittings.

Tubes are available in rolls which allows for easy transport and storage.

Suitable for all standard pipe fittings and insulations.

Our flexible high-grade stainless steel pipe is quick, safe and easy to install, because of its physical, mechanical and thermal strength. Typical applications:

  • solar industry
  • cold/Hotwater
  • heat exchangers
  • repair pipe
  • steam and trace heating
  • vessel connections
  • pipe for heat pumps
  • other fluides

Advantages:

  • metal sealed
  • no additional tools needed

Fittings, brass

Nut with supporting ring and gasket

Also available in stainless steel (on request), Packaging unit 4 pieces

Article number size
ww020012 3/8" (DN10)
ww020013 1/2" (DN12)
ww020014 3/4" (DN16)
ww020018 1" (DN20)
ww020019 1 1/4" (DN25)

Straight fittings connector male (flat sealed)

Packaging unit 5 pieces

Article number Size
ww021010 3/8" × 3/8"
ww021011 1/2" × 1/2"
ww021013 3/4" × 3/4"
ww021015 1" × 1"
ww021016 1 1/4" × 1/4"

Straight fittings connector male (flat sealed)

Packaging unit 5 pieces

Article number Size
ww021018 3/8" × 1/2"
ww021020 1/2" × 3/4"
ww021070 1/2" × 1"
ww021040 3/4" × 1"
ww021050 1" × 1 1/4"
ww208883 1 1/4" - 1 1/2"

Compression ring nut design

Packaging unit 5 pieces

Article number Size
ww025055 1/2" × 12
ww025013 1/2" × 15
ww025052 3/4" × 18
ww025057 3/4" × 22
ww025035 1" × 22
ww025066 1" × 28

Brass tee, flat sealed

Article number Size
ww021601 1/2" × 1/2" × 1/2" (IG)
ww021602 3/4" × 3/4" × 3/4" (IG)
ww021603 1" × 1" × 1" (IG)
ww021605 1/2" × 1/2" × 1/2" (AG)
ww021606 3/4" × 3/4" × 3/4" (AG)
ww021607 1" × 1" × 1" (AG)

Fittings, brass (metal sealed)

Compression fittings with brass ring, flat sealed

Packaging unit 5 pieces

Article number Size
ww025010 1/2" × 15
ww025020 1/2" × 18
ww025050 3/4" × 18
ww025060 3/4" × 22
ww025037 1" × 22

Compression fittings with brass ring, flat sealed

Packaging unit 5 pieces

Article number Size
ww025000 12 × 12
ww025012 15 × 15
ww025022 18 × 18
ww025032 22 × 22

Compression fittings 90°, flat sealed

Packaging unit 5 pieces

Article number Size
ww025005 1/2" × 12 (90°)
ww025041 3/4" × 15 (90°)
ww025051 3/4" × 18 (90°)
ww025064 1" × 22 (90°)

Compression fittings 90°, flat sealed

Packaging unit 5 pieces

Article number Size
ww025004 12 × 12 (90°)
ww025019 15 × 15 (90°)
ww025024 18 × 18 (90°)
ww025034 22 × 22 (90°)

Annular hose male

Packaging unit 5 pieces

Article number Metal to metal sealing systems
ww290020 WS DN12 × 1/2" AG
ww300020 WS DN16 × 1/2" AG
ww300021 WS DN16 × 3/4" AG
ww300022 WS DN16 × 1" AG
ww310020 WS DN20 x 3/4".AG
ww310021 WS DN20 × 1" AG
ww320020 WS DN25 × 1" AG
ww320021 WS DN25 × 1 1/4" AG
ww330022 WS DN32 × 1 1/4" AG
ww330024 WS DN32 × 3/4" AG
ww330025 WS DN32 × 1" AG
ww340023 WS DN40 × 1 1/2" AG

Annular hose female

Packaging unit 5 pieces

Article number Metal to metal sealing systems
ww290005 WS DN12 × 1/2" IG
ww300010 WS DN16 × 1/2" IG
ww300011 WS DN16 × 3/4" IG
ww300012 WS DN16 × 1" IG
ww310010 WS DN20 × 3/4" IG
ww310011 WS DN20 × 1" IG
ww320010 WS DN25 × 1" IG
ww330013 WS DN32 × 1 1/4" IG
ww330014 WS DN32 × 1" IG
ww340014 WS DN40 × 1 1/2" IG

Annular hose coupling

Packaging unit 5 pieces

Article number Metal to metal sealing systems
ww290030 WS DN12 × DN12 Kupplung
ww300030 WS DN16 × DN16 Kupplung
ww310030 WS DN20 × DN20 Kupplung
ww300030 WS DN25 × DN25 Kupplung
ww330031 WS DN32 × DN25 Kupplung
ww330030 WS DN32 × DN32 Kupplung

Annular hose compression fitting

Packaging unit 5 pieces

Article number Metal to metal sealing systems
ww290041 WS DN12 × 15 mm CU KRV
ww300040 WS DN16 × 15 mm CU KRV
ww300042 WS DN16 × 18 mm CU KRV
ww300041 WS DN16 × 22 mm CU KRV
ww300043 WS DN20 × 15 mm CU KRV
ww310041 WS DN20 × 18 mm CU KRV
ww310040 WS DN20 × 22 mm CU KRV
ww320045 WS DN25 × 15 mm CU KRV
ww320041 WS DN25 × 18 mm CU KRV
ww320040 WS DN25 × 22 mm CU KRV
ww330040 WS DN32 × 22 mm CU KRV

Annular hose connector

Packaging unit 5 pieces

Article number Metal to metal sealing systems
ww290052 WS DN12 × 15 mm Stutzen
ww290053 WS DN12 × 18 mm Stutzen
ww290054 WS DN12 × 22 mm Stutzen
ww310052 WS DN16 × 15 mm Stutzen
ww310053 WS DN16 × 18 mm Stutzen
ww310054 WS DN16 × 22 mm Stutzen
ww310051 WS DN20 × 18 mm Stutzen
ww310050 WS DN20 × 22 mm Stutzen
ww310055 WS DN25 × 22 mm Stutzen
ww310056 WS DN25 × 28 mm Stutzen
ww330050 WS DN32 × 22 mm Stutzen

Spare parts

NBR, stabilized fibers, 180°C

Packaging unit 10 pieces

Article number Size
ww022010 3/8"
ww022020 1/2"
ww022030 3/4"
ww022040 1"
ww022050 1 1/4"

PTFE, teflon, compound 260° C

Packaging unit 10 pieces

Article number Size
ww022010 3/8"
ww022020 1/2"
ww022030 3/4"
ww022040 1"
ww022050 1 1/4"

Do you have any further questions?

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