To suit Imperial Sized Tube, with the use of a Neck Ring
Carbon Steel Q235, Hot Dipped Galvanised
All sharp edges have been chamfered by 0.5 mm at 45°
Pressure Ratings are not available for this product
Please note that these Backing Rings do not conform to AS2129, however they are suitable for use with AS2129 Flanges as the bolt pattern matches that standard
All sharp edges have been chamfered by 0.5 mm at 45°
(*) Please note that sizes 15NB (1/2") to 40NB (1 1/2") do not meet AS2129 thickness. The thickness has been increased to avoid unacceptable warpage that can occur at standard thickness, as recommended in the standard. These flanges will be denoted as "NON STANDARD".
