On Sep 3, 2005, at 5:54 AM, Rajesh.Balapure@ril.com wrote:
> Whether ,IS 1367 gr 4.6 bolt material can be substituted for A307Gr
> B for
> piping flange bolts.
The only way to know this for sure, since the bolting requirements vary
with service, is to compare the two specifications to make sure the
material specs envelope and that there won't be any environmental
issues. Never substitute chemistry-only specifications for ASTM/ASME
specifications. Processing variables are extremely important.
Christopher Wright P.E. |"They couldn't hit an elephant at
chrisw@skypoint.com | this distance" (last words of Gen.
.......................................| John Sedgwick, Spotsylvania1864)
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