Just thought Id let you guys know what happened with this...
turns out the sales rep for the pump mistakenly quoted the flanges as 316SS... they are in fact Ductile Iron, and so B16.1 is applicable. Were it not for the lady talkin to me like I was a tool, I wouldnt have questioned how I...
Thanks for the quick responses!
SnT, if that was the course taken by the MFR (design to ASME), I assume it would be reasonable to request pressure-temp ratings of said flange? And yet they quoted it as an 'ANSI 250# RFSO flange'... Im still waiting for their reply as to what ANSI standard they...
SVI answered this one pretty well. The only thing i would add is that, in my experience, A105 is generally used for small bore valves. A216 is for larger bore valves (> 2"). Service fluid, conditions and customer preferences should all be taken into account, here.
Folks,
Is anyone experienced with 250# ANSI flanges in A182 material? B16.5 covers 150#, 300# etc in Carbon and other alloy materials; B16.1 cover 25#, 125# and 250# in CAST IRON. Im trying to evaluate quotes for a pump with 250# RFSO flanges in 316 SS... to my knowledge, there is no...