View of control centre and seamless pipe production in TenarisTamsa pipe manufacturing facility. The building is LEED (Leadership in Energy and Environmental Design) certified.

Rebar and wire rod coils in storage

Close up of a forming line for steel roofing elements

Testing steel samples in the facility laboratory

Exterior and interior views of HBIS Tangshan facility

Rolling process at NLMK La Louvière

Stacks of finished pipe stock in storage

Steel strip in the hot-dip galvanising line