          Nominal Speeds & Feeds for Face Milling Stainless Steels With
                            High Speed Steel Cutters

 Type of   Condi-      Brinell       For .150-in. depth  For .025-in. depth
 steel     tion(a)     hardness     Speed,sfm  Feed,ipt  Speed,sfm  Feed,ipt

 FM Fer    Ann         135 to 185    175        .010        235       .008
 FM Mar    Ann         135 to 185    175        .010        230       .008
           Ann or CD   185 to 240    125        .008        165       .006
           Q & T       275 to 325     85        .006        110       .005
           Q & T       375 to 425     40        .005         55       .004
 FM Aus    Ann         135 to 185    120        .010        150       .008
           CD          225 to 275    110        .010        140       .008
 Ferritic  Ann         135 to 185    135        .006        180       .005
 Mar(410)  Ann         135 to 185    125        .006        165       .005
           Ann         175 to 225    110        .006        145       .005
           Q & T       275 to 325     70        .005         95       .004
           Q & T       375 to 425     40        .004         55       .003
 Mar(431)  Ann         225 to 275     85        .006        115       .005
           Q & T       275 to 325     65        .005         90       .004
           Q & T       375 to 425     40        .004         55       .003
 Mar(440)  Ann         225 to 275     75        .006        100       .005
           Q & T       275 to 325     55        .005         75       .004
           Q & T       375 to 425     40        .004         55       .003
 Aus(304)  Ann         135 to 185     95        .006        125       .005
           CD          225 to 275     85        .006        110       .005
 Aus(316)  Ann         135 to 185     85        .006        110       .005


  (a) Ann = Annealed    CD = Cold drawn    Q & T = Quenched & Tempered
      Hard = Hardened   N & T = Normalized & Tempered
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