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Viking Johnson UltraGrip Reducing coupling for ductile iron, steel, PVC, asbestos cement, fiberglass, PE pipes, d 63-83,7 mm [Code number: UG83,7/1]

Article: UG83,7/1

Application purpose:

  • For connecting pipes made of cast iron, steel, PVC, PE (without accessories), as well as some other materials in various combinations
  • For neutral liquids at permissible operating temperature + 30 °С

Characteristics:

  • Working pressure up to 16 bar (water) and up to 5 bar (gas)
  • Complies with GOST 12815-80
  • One type of couplings for pipes made of different materials
  • The design allows for easy and quick installation
  • The allowable pressure in the connection is equal to or exceeds the design pressure of the pipes
  • The gap between the ends of the pipes is necessary to: compensate for thermal expansion, prevent vibration transmission, compensate for soil settlement and facilitate assembly / disassembly

Coatings:

  • Cast/Metal Components - Rilsan Nylon 11 (Black)
  • Bolts - Gleitmo Coated (Dry Film Lubricant)
  • Nuts - Geomet Coated

Materials:

  • End Rings, Sleeve: S.G. Iron to BS EN 1563 Symbol EN-GJS-450-10
  • Bolts: Stainless steel to BS EN 3506-1 Grade A2 Property Class 80 or 70
  • Nuts: Stainless Steel to BS EN 3506-2 Grade A4 Property Class 80
  • Washers: Stainless steel – BS1449:PT2 Grade 304 S15
  • Sealing collar: EPDM Compound Grade E to BS EN 681-1 WA KTW & DVGW approved
Nom Size Size Range Insertion Depth (D) Dimensions Bolts Weight
  Min Max Min Max Overall Sleeve No-size Type  
mm mm mm mm mm A B L T mm mm kg
65 63.0 83.7 65 95 189 262 144 7.0 6-M12x70 HRH 6.86