prEN ISO 17660-1

Welding and allied processes - Welding of reinforcing steel - Part 1: Load-bearing welded joints (ISO/DIS 17660-1:2026) prEN ISO 17660-1

Publication date:   May 7, 2026

Scope

ISO 17660-1:2006 is applicable to the welding of weldable reinforcing steel and stainless reinforcing steel of load-bearing joints, in workshops or on site. It specifies requirements for materials, design and execution of welded joints, welding personnel, quality requirements, examination and testing.
ISO 17660-1:2006 also covers welded joints between reinforcing steel bars and other steel components, such as connection devices and insert anchors, including prefabricated assemblies. Non load-bearing joints are covered by ISO 17660-2.
ISO 17660-1:2006 is not applicable to factory production of welding fabric and lattice girders using multiple spot welding machines or multiple projection welding machines.
The requirements of ISO 17660-1:2006 are only applicable to static loaded structures.