There could be typo error. It should have been either 280-520W or 340-570W. The former indicates YS and the later indicates UTS. Suffix W indicates weldable. These are carbon steel castings.
On Sun, May 16, 2010 at 3:52 PM, sreedhar ch
<sdchi...@gmail.com> wrote:
Dear friends,
Can anyone in this group tell me the ASTM Equivalent grade for BIS 1030 Gr 340-520W.
Regards
Sreedhar
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