<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>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1999
<CASH>                                              26
<SECURITIES>                                         0
<RECEIVABLES>                                      611
<ALLOWANCES>                                         0
<INVENTORY>                                        502
<CURRENT-ASSETS>                                 1,682
<PP&E>                                           3,626
<DEPRECIATION>                                   1,944
<TOTAL-ASSETS>                                   5,191
<CURRENT-LIABILITIES>                            1,906
<BONDS>                                          2,068
<COMMON>                                           698
<PREFERRED-MANDATORY>                              195
<PREFERRED>                                          0
<OTHER-SE>                                     (1,720)
<TOTAL-LIABILITY-AND-EQUITY>                     5,191
<SALES>                                          2,440
<TOTAL-REVENUES>                                 2,440
<CGS>                                            1,858
<TOTAL-COSTS>                                    1,858
<OTHER-EXPENSES>                                     1
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  72
<INCOME-PRETAX>                                    193
<INCOME-TAX>                                        68
<INCOME-CONTINUING>                                125
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       120
<EPS-BASIC>                                       2.22<F1>
<EPS-DILUTED>                                     2.08<F2>
<FN>
<F1>REPRESENTS BASIC EARNINGS PER SHARE AS DEFINED IN FASB STATEMENT NO. 128.
<F2>REPRESENTS DILUTED EARNINGS PER SHARE AS DEFINED IN FASB STATEMENT NO. 128.
</FN>