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P91 Welding Procedure Overview by nishant361 is a document available to read on EtoBox.

What is P91 Welding Procedure Overview about?

The document provides details on welding procedure of SA 335 P91 material. It discusses the introduction of P91 as the material of choice for high-temperature steam piping, with advantages over previous material X20. The summary outlines the key steps of welding P91 including edge preparation, preheating, gas tungsten arc welding, gas shielding, and post-weld heat treatment. Preventive measures for power failures during the welding process are also covered.

Author

nishant361

Language

EN