Portsmouth Naval Shipyard announced it achieved a significant milestone by successfully inspecting and testing the first welded additive manufactured (AM) flange aboard USS Washington (SSN 787), March ...

Armstrong Steel manufactures and ships pre-engineered steel structures. Buildings are do-it-yourself or professionally installed and offer versatility. By buying directly from Armstrong Steel, you ...

Several welding processes, or their variations, are used for the deposition of material on a surface, aiming at the recovery of worn parts or for the formation of a coating with special ...

Abstract: During laser welding, the penetration state (not penetration, moderate penetration, excessive penetration) is a key indicator affecting the welding quality. Traditional photoelectric signal ...

Abstract: Automatic detection technology for steel pipe weld defects is an important and challenging task in the field of computer vision. Due to the irregularity of the shape, size, distribution area ...

The Portsmouth Naval Shipyard has successfully inspected, tested, and welded the first additive manufactured copper-nickel flange on USS Washington.

In this work, low-carbon steel AISI-SAE grade 1010 with copper grade CDA 101 was joined by friction stir welding (FSW) using a tapered pin profiled tool. The rotational speed of the tool is 900 rpm, a ...

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