1. Acerinox
S.A.
2. Allegheny Technologies Inc.
3. Aperam S.A.
4. ArcelorMittal SA
5. Butting Gmbh & Co.KG
6. Carpenter Technology Corp.
7. Continental Steel & Tube Co.
8. Jindal Steel and Power Ltd.
9. Metline Industries
10. Nippon Steel Corp.
11. Outokumpu Oyj
12. POSCO International
13. Rolled Alloys Inc.
14. Sandvik AB
15. Tata Steel Limited
16. ThyssenKrupp AG
17. Zhejiang Tsinghshan Steel Pipe Co. Ltd.