*

The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

CUSIP No.

Page 2 of 8

(1)

Names of reporting persons

Valves Incorporated of Texas

(2)

Check the appropriate box if a member of a group (see instructions)

(a)  ☐        (b)  ☐

(3)

SEC use only

(4)

Citizenship or place of organization

Texas

Number of

(5)

Sole voting power

0

shares

beneficially

owned by

(6)

Shared voting power

0

each

reporting

person

(7)

Sole dispositive power

0

with:

(8)

Shared dispositive power

0

(9)

Aggregate amount beneficially owned by each reporting person

0

(10)

Check if the aggregate amount in Row (9) excludes certain shares (see instructions)

☐

(11)

Percent of class represented by amount in Row (9)

0.0%

(12)

Type of reporting person (see instructions)

CO

(1)

Names of reporting persons

Fred C. Leonard

(2)

Check the appropriate box if a member of a group (see instructions)

(a)  ☐        (b)  ☐

(3)

SEC use only

(4)

Citizenship or place of organization

United States of America

Number of

(5)

Sole voting power

483,131

shares

beneficially

owned by

(6)

Shared voting power

0

each

reporting

person

(7)

Sole dispositive power

483,131

with:

(8)

Shared dispositive power

0

(9)

Aggregate amount beneficially owned by each reporting person

483,131

(10)

Check if the aggregate amount in Row (9) excludes certain shares (see instructions)

☐

(11)

Percent of class represented by amount in Row (9)

4.1%

(12)

Type of reporting person (see instructions)

IN

Item 1. 

(a)

Name of Issuer: 

KMG Chemicals, Inc.

(b)

Address of Issuer’s Principal Executive Offices:

300 Throckmorton Street
Fort Worth, TX  76102

Item 2.

(a)

Name of Person Filing:  

(1)

Valves Incorporated of Texas

(2)

Fred C. Leonard

(b)

Address of Principal Business Office or, if none, Residence:

(1)

10600 Fallstone Road

Houston, TX  77099

(2)

2001 Holcombe Blvd, Unit 701

Houston, TX  77030

(c)

Place of Organization or Citizenship: 

(1)

Texas

(2)

United States of America

(d)

Title of Class of Securities:

Common Stock, par value $0.01 per share.  Valves Incorporated of Texas acquired 672,086 shares in 1996, 1998 and 2001.  Fred Leonard acquired 4,000 shares prior to 2007.  In 2007 he acquired 16,455 shares, 1,100 shares on the exercise of an option and the balance were acquired as a payment for service as a director. He also sold 4,000 shares in 2007.  He acquired 23,293 shares in 2008, 5,000 shares in 2009, 3,495 shares in 2010 and 2,964 in 2011.  The shares acquired in 2008-2011 were acquired as a payment for service as a director.  In 2012, 3,312 shares were acquired as a payment for service as a director, 20,000 shares on the exercise of an option and 2,048 shares were disposed for payment of an option.  In 2013, 2,620 shares were acquired as a payment for service as a director, 65,211 shares were sold by Valves Incorporated of Texas. In 2014, 3,728 shares were acquired as a payment for service as a director.  In 2015, 2,847 shares were acquired as payment for services as a director.  On May 1, 2015, Valves Incorporate of Texas was acquired by KMG Chemicals, Inc. in a merger transaction and ceased to exist as a separate entity.  The 606,875 shares of Common Stock previously owned by Valves Incorporated of Texas were cancelled as of the time of the merger.  Mr. Leonard received 401,465 shares of Common Stock in the transaction.

(e)

CUSIP Number: 

482564101

Item 3.

Not applicable.

Item 4.

Ownership:

(a)

Amount beneficially owned as of December 31, 2015:

483,131

(b)

Percent of class: 

4.1%

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote:  483,131

(ii)

Shared power to vote or to direct the vote:  0

(iii)

Sole power to dispose or to direct the disposition of:  483,131

(iv)

Shared power to dispose or to direct the disposition of:  0

Item 5.

Ownership of Five Percent or Less of a Class:

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following [X].

Item 6.

Ownership of More than Five Percent on Behalf of Another Person:

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person:

Not applicable.

Item 8.

Identification and Classification of Members of the Group:

Not applicable.

Item 9.

Notice of Dissolution of Group:

Not applicable.

Item 10.

Certifications

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of, or with the effect of, changing or influencing the control of the issuer of the securities, and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Date: February 12, 2016

KMG Val-Tex, LLC, as successor in interest to

Valves Incorporated of Texas

By:  /s/ Roger C. Jackson

Name:  Roger C. Jackson

Title:  Vice President and Secretary

Fred C. Leonard

/s/ Fred C. Leonard

Name:  Fred C. Leonard

Control Person

Number of Shares Beneficially Owned

Fred C. Leonard

483,131

2001 Holcombe Blvd, Unit 701

Houston, TX  77030

Date: February 12, 2016

KMG Val-Tex, LLC, as successor in interest to

Valves Incorporated of Texas

By:  /s/ Roger C. Jackson

Name:  Roger C. Jackson

Title:  Vice President and Secretary

Fred C. Leonard

/s/ Fred C. Leonard

Name:  Fred C. Leonard