AVK Repair clamp Type FS30 (NAVEWA)

Fingers 5cm, stainless steel 304L, NBR rubber, vulcanized spanner plate

Industrial Netherlands building


AVK Industrial Nederland BV

Schorsweg 1 8171 ME Vaassen Netherlands

FS30 - Triple band stainless steel repair clamp for gas, water and wastewater -40° C up to +100° C

AVK repair clamps ensure a cost effective and reliable solution for quick repairs on steel, copper, asbestos cement, cast iron, PVC and GRP pipes. A pipe with a hole or crack will be repaired permanently. The stainless steel repair clamps are passivated in order to ensure an optimum corrosion resistance. The repair clamps are provided with a waffle structured rubber gasket and rounded tops to create a fully circumferential seal.


Variant 748/03-1112
Connection: All Pipe Types
Material: Stainless steel
DN: DN300 - DN800


  • Clamp made out of a pre-rolled plate of stainless steel 304L
  • Design with welded stainless steel 304L studs (50 mm center to center) and fingers
  • Clamp is completely pickled and passivated after welding
  • Stainless steel nuts: A4 quality with anti-friction through yellow passivation to prevent galling
  • Gasket of NBR rubber with waffle structure and rounded tops
  • Vulcanized spanner plate
  • Tolerance of double band repair clamp is max. 36 mm (depends on diameter pipe)
  • Clamps available in different diameters: DN 250 up to DN 800
  • Clamps available in different lenghts: 300, 400, 500, 600 and 800 mm (other lengths on request)
  • Indication pressure class for water: 16 bar for DN 250 up to DN 450, 10 bar for DN 500 up to DN 600, 8 bar for DN 650, 6 bar for DN 700, 4 bar for DN 800, 3 bar for DN 900 and 2 bar for DN 1000
  • Suitable for low pressure gas up to and including 300 mbar. For higher pressures please contact our sales department


Product Brochure

Reference nos. and dimensions:

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AVK ref. no. T
748-03-031050-1112 310 - 340 500 30XM16X180 21
748-03-039550-1112 395 - 425 500 30XM16X180 23
748-03-042050-1112 420 - 455 500 30XM16X180 23
748-03-072040-1112 720 - 750 400 24XM16X180 34
748-03-081060-1112 810 - 840 600 36XM16X180 54
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1. Finger Stainless steel AISI 304L
2. Stud Stainless steel AISI 304L
3. Nut Stainless steel A4, anti friction
4. Washer Stainless steel A4
5. Bridge Stainless steel AISI 304L
6. Lining NBR rubber
7. Body plate Stainless steel AISI 304L
8. Spanner plate vulcanized Stainless steel AISI 304L
9. Side plate Stainless steel AISI 304L
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