<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>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                           7,906
<SECURITIES>                                         0
<RECEIVABLES>                                  348,823
<ALLOWANCES>                                     9,497
<INVENTORY>                                    446,588
<CURRENT-ASSETS>                               833,526
<PP&E>                                       2,912,733
<DEPRECIATION>                               1,531,259
<TOTAL-ASSETS>                               2,441,318
<CURRENT-LIABILITIES>                          557,661
<BONDS>                                        327,343
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       273,199
<OTHER-SE>                                     772,782
<TOTAL-LIABILITY-AND-EQUITY>                 2,441,318
<SALES>                                      2,495,034
<TOTAL-REVENUES>                             2,495,034
<CGS>                                        2,002,366
<TOTAL-COSTS>                                2,002,366
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              27,225
<INCOME-PRETAX>                                 98,991
<INCOME-TAX>                                    36,367
<INCOME-CONTINUING>                             62,624
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    62,624
<EPS-BASIC>                                     1.01
<EPS-DILUTED>                                     1.01