You need to consider the design thickness requirements for the particular line, which includes the corrosion allowance too. Based on the requirement you may decide whether the pipe can be used.
On Wed, Jan 20, 2010 at 12:52 PM, Gulam kader <email@example.com> wrote:
Dear all,We received one 40" elbow (ASME 16.9) ASTM A 860 material having so much pitting on full external surface. Which standard we can refer for the acceptance criteria?I referred in ASTM A 860, its talks about only depth of surface discontinuity(5% of the nominal thickness), there is no detail about the area of the pitting allowance.Please help me on this issue. Very urgentRegards,Gulam Kader
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