MIL-S-7809 Steel, High-Strength, Low-Alloy, Bars, Shapes, Sheet, Strip, and Plate See Notice 1 for Replacement InformationThis specification covers high-strength low-alloy hot rolled steel bars, shapes, plates, sheet, and strip products intended primarily for use in welded structures.

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TABLE  I. Ckemicttl  composition 1

(pef'omt)

Grade                  Carbon           :Man•           Pbot-           Sulfur         SlllCOD           Ohro111l11m           Nickel-             Copper'         MoJ:rbdenum        Zlnonfuas            Alumlnum           Vanadium

lfaDelle         pbol'UI

946C                 0.23           1.40          0.040         0.060          0.90               -      0.60-1.00        0.80-0.60            -       -      -         -

9508                 0.23           1.30          0.040         0.050          0.90               -        -     0.20-0.60              -         -         -      0.02min

9600                 0.15           1.00          0.150         0.060          0.90               -      -       -        -        -        -      -

1                0.12           1.00          0.12           0.060        0.060        0.40-1.00        0.25-0.75        O.SB-0.'70            -        -      -       -

Composition

2                  0.15           1.00          0.150         0.050         0.17

-    0.40-0.85        0.76-1.85        0.06-0.20

-     0.10-0.80              -

Check

Analysis

Tolerance%         0.03          0.05          0.01           0.01         0.06                   0.03      0.03                                        0.01                                        0.05                0.02

1  Maximum   limits   unlee    otherwlae   epecllled   in  tho   table.

-  Except ae  otberwl-e lndlcatcd,  copper   and  nleke)  shall  not  exceed  O.lli percent  each,  and  motirhdenum not  exeeedlna O.Oli  will  be  eonnldered es  renfdual and  will  not  be cauu

fer  roJeoUon o(  the  me!L

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