Method for solving APM roof welding recess

The invention discloses a method for solving an APM roof welding recess. The method comprises the steps: cleaning a to-be-welded groove of a roof profile, and carrying out mechanical grinding and cleaning; assembling the roof profile on a tool, and controlling the assembling gap, the misalignment, a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LU PENGJIE, WANG CHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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