Welding inspection for pipe

Guide to visual inspection for piping, code application ASME B31.3.

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All the acceptance criteria for visual inspection is available in asme b 31.3 table 341… some thing.
And other than that don’t accept any arc strike , porosity (Which is allowed approx 3 mm for visual as per sec 8) and mechanical damages , unproper welding bead , underfill , concavity , proper identification of line and joint no. With iso and mtc

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