Exhibit 3.75

                       CERTIFICATE OF LIMITED PARTNERSHIP
                                       OF
                                  STAR 2000 LP

     This Certificate of Limited Partnership of STAR 2000 LP is being duly
executed and filed by Chaparral Steel Texas, Inc. a Delaware corporation, as the
sole general partner, to form a limited partnership under the Delaware Revised
Uniform Limited Partnership Act (6 Del.C, (S) 17-101, et seq).

     1. Name: The name of the limited partnership is STAR 2000 LP (the "Limited
Partnership").

     2. Registered Office and Agent: The address of the registered office of the
Limited Partnership in the State of Delaware is the Corporation Trust Center,
1209 Orange Street, Wilmington, Delaware 19801 and the name of its registered
agent at such address is The Corporation Trust Company.

     3. General Partner: The name and the business address of the sole general
partner of the Limited Partnership are Chaparral Steel Texas, Inc., 300 Ward
Road, Midlothian, Texas 76065-9651.

     IN WITNESS WHEREOF, the undersigned has executed this Certificate of
Limited Partnership this 11 day of October, 1996.

                                           CHAPARRAL STEEL TEXAS, INC.
                                           General Partner


                                           By: /s/ Richard M. Fowler
                                               ---------------------------------
                                           Name:  Richard M. Fowler
                                           Title: Vice President