TÜV Rheinland Industrie Service GmbH Zertifizierungsstelle für Bauprodukte specializes in the certification of construction products, adhering to DIN EN ISO/IEC 17065:2013 standards for conformity assessment. Its certification encompasses quality requirements for fusion welding of metallic materials and factory production control, in accordance with EU Regulation 305/2011. This includes compliance with standards such as DIN EN ISO 3834 for welding operations and various EN standards for metal products. The certification facilitates the application of new revisions of technical specifications without prior approval and covers product groups including steel products and metal building components.