July 31 2015 SECURITIES EXCHANGE COMMISSION 450 FIFTH STREET NW WASHINGTON DC 20549 ATTN. DOCUMENT CONTROL RE	American Depositary Shares evidenced by American Depositary Receipts for Ordinary Shares of Seversky Tube Works Form F6 File No 3380311 Ladies and Gentlemen Pursuant to Rule 424b3 under the Securities Act of 1933 as amended on behalf of BNY Mellon as Depositary for securities against which American Depositary Receipts are to be issued we attach a copy of the new prospectus Prospectus reflecting a change to the form of receipt for Seversky Tube Works. The change is effective August 5 2015. As required by Rule 424e the upper right hand corner of the Prospectus cover page has a reference to Rule 424b3 and to the file number of the registration statement to which the Prospectus relates. Pursuant to Section III B of the General Instructions to the Form F6 Registration Statement the Prospectus consists of the ADR certificate with the revised name for Seversky Tube Works which has been changed to Seversky Tube Works PJSC. The Prospectus has been revised to reflect the new name as follows Seversky Tube Works PJSC.. Please contact me with any questions or comments at 212 8152510. Olena Smirnova The Bank of New York Mellon ADR Division Encl. CC Paul Dudek Esq. Office of International Corporate Finance