Feeling Structures
Welded aluminium products for roof systems, trusses, stage decks, barricades, sound structures, and tents. Brazil. View site in English or Portuguese.
http://www.feeling.com.br

Jan Takac
Supplier of metallurgical products, welded structures and completed parts
http://www.takac.cz/index_e.htm

Alpha Industries
Produce in small and medium series welded structures, wrought iron and anodic coating. Romania.
http://www.alphaindustries.ro/

Valtimet Welded Tubing
The complete global source of specialized welded tubing. Valtimet is an internationally recognized expert in the manufacture of welded titanium tubes, stainless steel and copper-nickel welded tubes for power generation, desalination, chemical, petrochemical processing and automotive industries.
http://www.valtimet.com/

ETP Metal Products Manufacturing Ltd.
Manufacturer of Aluminum Railing, and distributor of electric gate openers and Material Handling Equipment
http://www.etpmetals.com/

Welded Tube Pros LLC.
Welded Tube Pros is a North American consulting engineering firm for the welded tube and rollforming industries. Services: laser assisted mill alignments and rebuilding, training. Products: In-Line Gauge Control, Scarf Disposal Systems
http://weldedtubepros.com

Bresciani Cover All S.r.l
Bresciani Group
http://www.brescianicoverall.com

A.F.W Co., Limited
Manufacturer and exporter of friction welded API drill tube, drill rod and other friction welded machinery parts.
http://www.asanfw.com

Tension Structures
Information about design and analysis of Tension Structures
http://www.arcaro.org/tension/

Flexible Structures International
Designers, manufacturing & installation of fabric tension structures, air-supported structures, gazebos, tents, awnings, canopies, architectural umbrellas and fabric interiors.
http://www.flexiblestructures.com