NPA’s self-developed 3D digital bending machine directly forms straight tubes into U/S configurations or bends pre-welded & ground sections, eliminating unreachable weld roots that cause coking. Capable of S, U, S+S, S+U+S shapes with 100 % on-line inspection and 99 % acceptance rate
NPA 3D Digital Bender Patent Complete production & QC system; national invention patent granted April 2020
Straight pipe is directly bent into a U/S composite pipe
Less coking, lower energy consumption
Extend the service life of the elbow
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