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".
Raised Faced Threaded Flange (RFTH/THRF), also referred in the Standard as Type 13/B1
All sharp edges have been chamfered by 0.5 mm at 45°
(*) To determine the flange spec, please refer to the end of the code as shown in between stars (SBSPF25*PN10-40*). Please note, stars are for visual purposes of this example only.