- In PipingDesign@yahoogroups.com, "hitesh_s_vaishnav"
<hitesh_s_vaishnav@...> wrote:
>
> Hi all !
> any body has idea about what grade of carbon steel used for soft iron
> gasket to be used in SOUR RTJ flanges ?
> Does NACE has given any guidelines for use of soft iron ?
>
> Regards
>
a very simple way is to take the same material for the RTJ gasket as
for the flanges and the pipes. it will then be sure you will have the
same chemical resistance. Hardness of the gasket has to be lower as for
the flange. This is the only difference between the flange and the
gasket.
René De Leener
Received on Thu Feb 22 10:46:00 2007