As Body Seat is made with Overlay Welding that means its made for only Corrosion resistance Properties and the layering will be maximum 3-5 mm thk and during this important is their shouldn't be any crack in Layering and I feel PT is sufficient for Valve Layring and if your Thk is increasing then you can think of UT for Bonding and ...all Abhijit --- On Tue, 5/19/09, gabsi fathi <gabsif@gmail.com> wrote:
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