ansi 9standards0 code issues - where can i get the press

huangyhg

ansi where can i get the press
where can i get the pressure-temperature performance for the diferent pressure  series of the din flanges ?
now there is a new european standard en 1092 series where you can find the ratings.
manufacturers handbooks or brochures are a good source also.
some their websites have good printable tables.
in bs institution
bs en 1092: 2002 - flanges and their joints. circular
flanges for pipes, valves, fittings and accessories, pn
designated. steel flanges
price
£62.00 - bsi subscribing members
£124.00 - non members  
in beuth verlag gmbh (din)
din en 1092-1, publication date:2002-06
flanges and their joints - circular flanges for pipes, valves, fittings and accessories - part 1: steel flanges, pn designated; german version en 1092-1:2001
price 173.30 euro
din en 1092-2, publication date:1997-06
flanges and their joints - circular flanges for pipes, valves, fittings and accessories, pn designated - part 2: cast iron flanges; german version en 1092-2:1997
price 112.60 euro
din en 1092-4, publication date:2002-08
flanges and their joints - circular flanges for pipes, valves, fittings and accessories, pn designated - part 4: aluminium alloy flanges; german version en 1092-4:2002
price 91.90 euro
hope it helps
does a standard exist which tells me how many flanges i can use on a hydrocarbon line? is there a limit to the numbers?