SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Adams Deborah G (Last) (First) (Middle) FULBRIGHT TOWER 1301 MCKINNEY STREET, SUITE 2300 (Street) HOUSTON TX 77010 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 10/30/2017	3. Issuer Name and Ticker or Trading Symbol MRC GLOBAL INC. [ MRC ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	3,537(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of restricted Common Stock awarded to the reporting person on 10/30/2017 that will vest on 10/30/2018 conditioned on the reporting person's continued service as a director of the issuer and subject to (a) pro-rata vesting if the reporting person's service as a director terminates prior to 10/30/2018 and (b) accelerated vesting under certain circumstances.

	Ann D. Garnett, by power of attorney	11/06/2017
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

LIMITED POWER OF ATTORNEY

The undersigned, a director of MRC Global Inc. (the ?Corporation?),
who will thereby be subject to the reporting obligations of Section 16
of the Securities Exchange Act of 1934, as amended (the ?Act?), with
respect to securities of the Corporation, hereby constitutes and
appoints, with full power of substitution or revocation, each of Daniel
J. Churay and Ann D. Garnett, or such attorney?s-in-fact substitute or
substitutes, as the undersigned?s true and lawful attorneys-in-fact and
agents to execute and file for and on behalf of the undersigned Forms
3, 4 and 5 with the Securities and Exchange Commission (the ?SEC?), and
to perform all acts necessary in order to execute and file such Forms
3, 4 and 5, as he or she, as applicable, shall deem appropriate. The
undersigned hereby ratifies and confirms all that said attorneys-in-fact
and agents, or such attorney?s-in-fact substitute or substitutes, shall
do or cause to be done by virtue hereof.

The undersigned acknowledges that the foregoing attorneys-in-fact,
in serving in such capacity at the request of the undersigned, or such
attorney?s-in-fact substitute or substitutes, are not assuming, nor is
the Corporation assuming, any of the undersigned?s responsibilities to
comply with Section 16 of the Act. This Limited Power of Attorney shall
remain in full force and effect until the undersigned is no longer
required to file Forms 3, 4 and 5 with respect to the undersigned?s
holdings of and transactions in securities issued by the Corporation,
unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.

This Limited Power of Attorney is effective as of October 31, 2017,
and any previous power of attorney issued by the undersigned for the
purpose of executing and filing Forms 3, 4 and 5 with the SEC with
respect to holdings of and transactions in securities issued by the
Corporation is hereby revoked (without affecting the effectiveness of
any such power of attorney prior to the date hereof).


/s/ Deborah G. Adams
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 Deborah G. Adams