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Viking Johnson MaxiDaptor Adaptor, 10-16 bar, pipe outer diameter 85 – 107 mm, DN 80 mm [Code number: MD85]

Article: MD85

Application purpose:

  • For the installation of pipes made of various materials (steel, malleable and gray cast iron, asbestos cement, fiberglass, PVC and some others) and flanges of valves, meters and other equipment
  • For neutral liquids at permissible operating temperature + 50 °С

Characteristics:

  • Working pressure up to 16 bar (water) and up to 6 bar (gas)
  • One type of flange for pipes of different materials
  • The design provides easy and quick installation
  • The gap between the flange plane and the end of the pipe is necessary to: compensate for thermal expansion, prevent vibration transmission, compensate for soil settlement and facilitate assembly/disassembly

Installation:

  • Pipe is inserted into a loosely assembled flange, while providing a gap between the flange plane and the pipe end of about 20 mm (chamfering is not required)
  • Pressure ring bolts are tightened to the stop

Materials:

  • Pressure ring and adapter housing / Center pipe: Ductile Iron to BS EN 1563 Symbol EN GJS-450-10
  • Tee Bolts: Steel to BS EN ISO 898-1: property class 4.8
  • Nuts: Steel to BS EN 4190 Grade 4
  • Washers: Stainless Steel to BS 1449:Part 2 Grade 304 S15
  • Sealing collar: EPDM compound Grade E to BS EN 681-1, Type WA, WC

Coating:

  • Flange Adaptor Body & End Ring: Rilsan Nylon 11 to WIS 4-52-01 Part
  • Bolts & Nuts: Sheraplex to WIS 4-52-03

Tightening torque for bolts: 55-65 Nm.

Spanner size A/F 19 mm.

Nom Size Size Range øDia Bores Overall Length Sleeve Length x Thickness Flange Drilling Options Setting Gap Bolts No.-Dia x Length Weight
  Min Max M S L (A) x (T) Nom (DN) Metric Drilling Nom (Inches) Imperial Drilling Min Max    
mm mm mm mm mm mm mm mm       mm mm mm kg
80 85.0 107.0 202.5 101.0 124.0 75.0 x 5.0 80 PN10 / 16 3" ANSI 125/150 20.0 40.0 4-M12 x 115 3.7
3.5" BS10 Table ADE