MT Arcelor Mittal New

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Dated July 31, 2017

Commission File number 001-35788

ARCELORMITTAL

(Translation of Registrant’s name into English)

24-26, boulevard d’Avranches,

L-1160 Luxembourg,

Grand Duchy of Luxembourg

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F     ☒     Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):_____

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes   ☐     No   ☒

If “Yes” marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- ______ 

THIS REPORT ON FORM 6-K SHALL BE DEEMED TO BE INCORPORATED BY REFERENCE IN THE REGISTRATION STATEMENT ON FORM F-3 (NO. 333-202409 ) OF ARCELORMITTAL AND THE PROSPECTUSES INCORPORATED THEREIN.

Exhibits 99.1 and 99.2 are hereby incorporated by reference into this report on Form 6-K.