What material is suitable for valve body disc seat shaft and stuffing of DN3400 rubber seated butterfly valve use for seawater, design is AWWA C-504/short style.
Your reply will be high appreciated.
Who can tell me whether I can use Cast Iron for Butterfly Valve Body for PN25 DN500-1600? do you have better material to recommend to me? what's the advantage of the material which you recommend?
Your answer will be high appreciated.
It will be high appreciated who can tell me the content of EN 1092-1? where I can find this standard? How much of the Flange thickness of PN40 DN600 and PN40 DN200?
Who can tell me where I can find the Valve Standard EN1092-1(steel) and EN1092-2(Iron)? How much of the Flange thickness of this standard for DN600 Class 300 ? Your reply will be high appreciated.
