AVK SUPA MAXI™ STEP COUPLING, PN10

Features

• Patented SupaGrip™ sealing support system with flexible bracket ensures full support of the gasket even at minimum pipe size
• Full tensile strength on all pipes is ensured by two different metal grip segments - every other of brass for PE/PVC and of hardened stainless steel for cast iron/ductile iron/steel pipes. For PE pipes a support bush is to be used.
• Metal grip segments are mounted with pins for maximum durability
• ±4° angular deflection on each side at max. 1.5 x PN 10
• Large tolerance ranges
• All DNs are for PN 10
• Ductile iron body and bracket of cast steel, fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901, GSK approved
• Gasket of NBR rubber approved by Gastec
• Bolts of A2 and nuts of A4 are anti-friction coated to prevent galling
• Permanent protection caps protect the coupling during handling and installation. They are yellow to indicate gas.
• The pipe will not move inwards when tightening
• Bolts are tightened from the sleeve side for full access when space is limited
• Re-tightening of bolts is not necessary
• Lifting eye in DN 100-300
• Working pressure max. 10 bar. Max. test pressure according to pipe standard.