Viking Johnson MaxiFit Coupling for ductile iron, steel and PVC pipes, d 315-349 mm [Code number: MF315]

Application purpose:

• For connection pipes made of cast iron, steel, PVC, as well as some other materials (pipes made of PE are mounted using a sleeve) in various combinations
• For neutral liquids at permissible operating temperature + 50 °С

Characteristics:

• Operating pressure up to 16 bar
• One type of pipe coupling made of different materials
• The design provides easy and quick installation
• The gap between the ends of the pipes is necessary to: compensate for thermal expansion, prevent transmission of vibration, compensate for sedimentation and facilitate installation/dismantling

Installation:

• Pipes are inserted into a freely assembled freely assembled coupling, with a gap between the ends of the pipes of about 20 mm (chamfering not required)
• Pressure ring bolts tighten all the way

Materials:

• Pressure ring and adapter housing / Center pipe: Ductile iron according to BS EN 1563:1997
• Bolts: Steel to BS EN ISO 898-1: 2009. Strength Class 4.8
• Nuts: Steel in accordance with BS EN 4190: 2001. Grade 4
• Sealing collar: EPDM