<ARTICLE> 5
<LEGEND>
Restated Financial Data Schedule.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               MAR-31-1998
<CASH>                                              47
<SECURITIES>                                         0
<RECEIVABLES>                                     1031<F1>
<ALLOWANCES>                                        17
<INVENTORY>                                        731
<CURRENT-ASSETS>                                  1963
<PP&E>                                            6494
<DEPRECIATION>                                    3585
<TOTAL-ASSETS>                                    7173
<CURRENT-LIABILITIES>                             1266
<BONDS>                                           1595
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                          1523
<OTHER-SE>                                        1093
<TOTAL-LIABILITY-AND-EQUITY>                      7173
<SALES>                                           1532
<TOTAL-REVENUES>                                  1532
<CGS>                                             1251
<TOTAL-COSTS>                                     1251
<OTHER-EXPENSES>                                    70
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  34
<INCOME-PRETAX>                                     84
<INCOME-TAX>                                        26
<INCOME-CONTINUING>                                 58
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                         (23)
<NET-INCOME>                                        35
<EPS-PRIMARY>                                      .46
<EPS-DILUTED>                                      .46
<FN>
<F1>This amount represents total receivables since trade receivables are not broken
out separately at interim dates, in accordance with S-X 10-01(2).
</FN>