<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Financial Statements contained in Item 1 of Form 10-Q for the period ended
September 30, 2000 and is qualified in its entirety by reference to such
financial statements. Figures are rounded to the nearest 100,000 (except EPS).

<MULTIPLIER> 1000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                          42,200
<SECURITIES>                                    25,000
<RECEIVABLES>                                  255,200
<ALLOWANCES>                                         0
<INVENTORY>                                    195,400
<CURRENT-ASSETS>                               554,700
<PP&E>                                       1,633,000
<DEPRECIATION>                             (1,166,000)
<TOTAL-ASSETS>                               1,109,500
<CURRENT-LIABILITIES>                          266,700
<BONDS>                                        228,100
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        45,100
<OTHER-SE>                                     302,600
<TOTAL-LIABILITY-AND-EQUITY>                 1,109,500
<SALES>                                      1,133,300
<TOTAL-REVENUES>                             1,133,300
<CGS>                                          923,700
<TOTAL-COSTS>                                  923,700
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              11,800
<INCOME-PRETAX>                                106,800
<INCOME-TAX>                                    40,800
<INCOME-CONTINUING>                             66,000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    66,000
<EPS-BASIC>                                       1.46
<EPS-DILUTED>                                     1.46