<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-31-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                           5,342
<SECURITIES>                                         0
<RECEIVABLES>                                  320,994
<ALLOWANCES>                                     7,062
<INVENTORY>                                    419,507
<CURRENT-ASSETS>                               793,633
<PP&E>                                       2,483,200
<DEPRECIATION>                               1,388,871
<TOTAL-ASSETS>                               2,071,338
<CURRENT-LIABILITIES>                          527,948
<BONDS>                                        165,835
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       315,966
<OTHER-SE>                                     606,262
<TOTAL-LIABILITY-AND-EQUITY>                 2,071,338
<SALES>                                      2,394,757
<TOTAL-REVENUES>                             2,394,757
<CGS>                                        1,820,985
<TOTAL-COSTS>                                1,820,985
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              17,899
<INCOME-PRETAX>                                225,259
<INCOME-TAX>                                    86,322
<INCOME-CONTINUING>                            138,937
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   138,937
<EPS-PRIMARY>                                     4.43
<EPS-DILUTED>                                     4.38