COUNTRY
COMPANY
Argentina
Siderca (Tenaris)
Brazil
Confab (Tenaris)
Brazil
VSB - Vallourec & Sumitomo Tubos do Brasil
Canada
Algoma tubes (Tenaris)
China
Baotou iron & steel group
China
Hengyang steel tube group
China
Jiangsu Tianhuai pipe company
China
Pangang group international
China
Tianjin pipe group corporation
France
Alcan France Extrusions
France
Redex
Germany
Dango & Dienental machinenbau
Germany
Otto junker
Germany
SMS Siemag
Germany
SMS Meer
Greece
Elval hellenic aluminium industry
India
Jindal Steel & Power limited
Italy
Alcoa trasformazioni
Italy
Acciaieria Arvedi
Italy
Asfo S.p.A.
Italy
Dalmine (Tenaris)
Italy
Fomas
Italy
Forgiatura vienna
Italy
Foroni
Italy
Gonvarri
Italy
Ilva Genova (Riva group)
Italy
Ilva Novi ligure (Riva group)
Italy
Ilva Taranto (Riva group)
Italy
Italfond
Italy
Lucchini
Italy
Officine Nicola Galperti & Figlio
Italy
Olivotto Ferrè
Italy
Ringmill
Italy
SMS INNSE
Italy
Trametal
Italy
Arvedi tubi acciaio
Mexico
Tamsa (Tenaris)
Czech Republic
Bonatrans
Romania
Silcotub (Tenaris)
Russia
Volzhsky Pipe Plant (TMK)
Russia
Sinarsky Pipe Plant (TMK)
Russia
Taganrog Metallurgical Works (TMK)
Swiss
Alcan aluminium valais
Swiss
Novelis Switzerland
Swiss
Sytco
Taiwan
China steel corporation
Ukraine
Dnepropetrovsk tube work
USA
V & M Star