Thanks for the link......I'll give it a try.
I have reported the problem back to the manufacturer which may result in complete rejection of all the flanges (which is 700+). The mill is co-operating but the final decision will come from my customer because of the timeline involved. The flanges...
I have recently imported a number of DN100 PN16 raised face flanges in stainless steel. The diameter of the raised face should be 158 mm (+2.0/-1.0) but it has come in undersized at 150/151 mm. The rest of the flange is dimensionally correct and the finish on the raised face is perfectly...