详情
Couplings can absorb up to *0mm expansion and contraction,flange
adaptors up to 5mm which allows for movement on bridge crossings,
in chambers and pump stations. Often eliminates the need for
special expansion joints.
The standard finish for all Viking Johnson products is black Rilsan
Nylon *1, which is highly resistant to impact, corrosion, abrasion
and chemical attack. However, other coatings such as shopcoat, hot
dip galvanising, zinc spray and epoxy coating can be supplied as
required.
Flange adaptors are often used to permit dismantling of valves in
flanged pipe systems.
Couplings can offer up to 6 of angular deflection, flange adaptors
3 - to allow for the connection of misaligned pipes; take up ground
settlement at structures; lay pipes to large radius bends.
PRODUCT DESIGN BENEFITS
1. Simple to Fit
Simple installation in any weather and trench conditions,even
underwater!
2. Long Life Expectancy
Elastomeric sealing gaskets are designed to have at least a *0 year
lifespan
3. Corrosion Protection
Metal components are coated with Rilsan Nylon *1 which is WRAS
approved for use with potable water. The nuts and bolts are
Sheraplex coated to WIS ******3, offering long term protection
against corrosion, impact and abrasion to ensure continued reliable
protection to corrosion, impact and abrasion and therefore ensures
continued reliable performance.
