<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONSOLIDATED BALANCE SHEET AND PROFIT & LOSS FINANCIAL STATEMENTS AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               MAR-31-2000
<CASH>                                           9,620
<SECURITIES>                                         0
<RECEIVABLES>                                  403,825
<ALLOWANCES>                                     9,792
<INVENTORY>                                    478,387
<CURRENT-ASSETS>                               921,941
<PP&E>                                       2,893,828
<DEPRECIATION>                               1,544,049
<TOTAL-ASSETS>                               2,492,282
<CURRENT-LIABILITIES>                          588,212
<BONDS>                                        326,302
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       269,708
<OTHER-SE>                                     772,977
<TOTAL-LIABILITY-AND-EQUITY>                 2,492,282
<SALES>                                        685,791
<TOTAL-REVENUES>                               685,791
<CGS>                                          540,826
<TOTAL-COSTS>                                  540,826
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               7,222
<INCOME-PRETAX>                                 26,733
<INCOME-TAX>                                    10,693
<INCOME-CONTINUING>                             16,040
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    16,040
<EPS-BASIC>                                     0.26
<EPS-DILUTED>                                     0.26