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Difficulties to qualify TTS weld for Inconel 625. Seek advise.
Hi, Good Day. We are to qualify tube-to-tubesheet weld strength for material & pWPS details as per below. However, faced difficulties for the PQR as the macro examination criteria not able to be met (3 times) - lack of fusion (LOF); as well as lack of penetration (LOP). Tubes material: Inconel...- mohd fahmi
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- Forum: Boiler and Pressure Vessel engineering
