FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * JOHNSON FRANKLIN R   2. Issuer Name and Ticker or Trading Symbol RELIANCE STEEL & ALUMINUM CO [RS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O PRICEWATERHOUSECOOPERS, 350 S. GRAND AVENUE, 48TH FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 04/30/2013 (Street) LOS ANGELES, CA 90071 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/30/2013   M   6,000 A $ 43.34 17,703 D   Common Stock 04/30/2013   M   6,000 A $ 38 23,703 D   Common Stock 04/30/2013   M   6,000 A $ 44.99 29,703 D   Common Stock 04/30/2013   S   18,000 D $ 64.69 (1) 11,703 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Options to Acquire Common Stock

$ 43.34

04/30/2013

M

6,000

(2)

05/17/2016

Common Stock

6,000

$ 0

0 (5)

D

Options to Acquire Common Stock

$ 38

04/30/2013

M

6,000

(3)

05/20/2019

Common Stock

6,000

$ 0

0 (5)

D

Options to Acquire Common Stock

$ 44.99

04/30/2013

M

6,000

(4)

05/19/2020

Common Stock

6,000

$ 0

0 (5)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
JOHNSON FRANKLIN R C/O PRICEWATERHOUSECOOPERS 350 S. GRAND AVENUE, 48TH FLOOR LOS ANGELES, CA 90071	X

Signatures

Franklin R. Johnson by Kay Rustand as his Attorney-in-Fact		05/01/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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).
(1)	The price reported represents the weighted average sale price of the shares disposed of. The actual sale prices ranged from $64.37 to $65.09. The Reporting Person has provided to the Issuer and hereby undertakes to provide upon request by the U.S. Securities and Exchange Commssion Staff or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
(2)	The options vested and became exercisable on May 17, 2007, which was the first anniversary of the date on which the options were granted.
(3)	The options vested and became exercisable on May 20, 2010, which was the first anniversary of the date on which the options were granted.
(4)	The options vested and became exercisable on May 19, 2011, which was the first anniversary of the date on which the options were granted.
(5)	In the aggregate, the Reporting Person beneficially owns 12,000 options to acquire common stock (with various exercise prices and expiration dates) as of the date of this report.

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