PowerPoint Presentation

CSN cordially invites you to join the conference

call to discuss its

1Q16 EARNINGS

Earnings Release

FRIDAY, May 13, 2016 - before trading session

Conference Call

(in Portuguese with simultaneous translation into English)

Participants: The Company's Management

Date /Time: FRIDAY, May 13, 2016

01:00 p.m. - US ET

02:00 p.m. - Brasília Time

Dial-in:

+1 (516) 300 1066

Code : CSN

Please connect 15 minutes prior to the scheduled time.

Webcast: Live audio webcasts of the conference call will be available through the website:

www.csn.com.br/ir

Digital Replay: Digital replay will also be made available for one week.

Please dial +55 (11) 3127 4999 Code: 76143191

CSN - Companhia Siderúrgica Nacional published this content on 03 May 2016 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 03 May 2016 23:28:07 UTC.

Original documenthttp://www.mzweb.com.br/csn/web/download_arquivos.asp?id_arquivo=4CC50958-350B-4639-8407-E0B8862E8AFB

Public permalinkhttp://www.publicnow.com/view/C875C90F0A0E444878FAD6CA3BA0787E4AE3B481