<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from SEC form
10-Q and is qualified in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER>  1,000,000
       
                            
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               MAR-31-1998
<CASH>                                             115
<SECURITIES>                                         0
<RECEIVABLES>                                      560
<ALLOWANCES>                                         0
<INVENTORY>                                        533
<CURRENT-ASSETS>                                 1,607
<PP&E>                                           3,603
<DEPRECIATION>                                   1,858
<TOTAL-ASSETS>                                   5,222
<CURRENT-LIABILITIES>                            1,298
<BONDS>                                          2,060
<COMMON>                                           662
<PREFERRED-MANDATORY>                              503
<PREFERRED>                                          0
<OTHER-SE>                                      (1,085)
<TOTAL-LIABILITY-AND-EQUITY>                     5,222
<SALES>                                          1,137
<TOTAL-REVENUES>                                 1,137
<CGS>                                              938
<TOTAL-COSTS>                                      938
<OTHER-EXPENSES>                                   (71)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  37
<INCOME-PRETAX>                                      2
<INCOME-TAX>                                        (7)
<INCOME-CONTINUING>                                  8
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                         8
<EPS-PRIMARY>                                      .16
<EPS-DILUTED>                                      .16