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Catalog Page 18

STANDARD ("I") BEAMS
ASTM A36/A588/A572 Grade 50

      AISI                A          B           C
   Designation                     Flange       Web
(Depth in Inches and    Depth      Width     Thickness
   Lbs. Per Foot)      (Inches)   (Inches)    (Inches)
________________________________________________________________

 S3      x    5.7         3        2.330       .170
              7.5         3        2.509       .349
            
 S4      x    7.7         4        2.663       .193
              9.5         4        2.796       .326

 S5      x    10          5        3.004       .214
 
 S6      x    12.5        6        3.332       .232
              17.25       6        3.565       .465

 S7      x    15.3        7        3.662       .252
 
 S8      x    18.4        8        4.001       .271
              23          8        4.171       .441

 S10     x    25.4        10       4.661       .311
              35          10       4.944       .594

 S12     X    31.8        12       5.000       .350
              35          12       5.078       .428
              40.8        12       5.250       .462
              50          12       5.477       .687       
         
 S15     x    42.9        15       5.501       .411
              50          15       5.640       .550
      
 S18     x    54.7        18       6.001       .461
              70          18       6.251       .711
              
 S20     x    66          20       6.255       .505
              75          20       6.385       .635
              86          20       7.060       .660
              96          20       7.200       .800
              
 S24     x    80          24       7.000       .500
              90          24       7.125       .625
              100         24       7.245       .870
              106         24       7.870       .620
              121         24       8.050       .800


WIDE FLANGE (W) AND MISCELLANEOUS SHAPES (M)

           AISI            A          B            C
       Designation                  Flange        Web
  (Depth in Inches and   Depth      Width      Thickness
      Lbs. Per Foot)    (Inches)   (Inches)     (Inches)
________________________________________________________________

 M4      x    13          4.16       4.060       .280

 W5      x    16          5.01       5.000       .240
 M5      x    19          5.15       5.030       .270

 M6      x     4.4        6.00       1.875       .125
 W6      x     9          5.90       3.940       .170
              12          6.03       4.000       .230
              15          5.99       5.990       .230
              16          6.28       4.030       .260
              20          6.20       6.020       .260
              25          6.38       6.080       .320

 M8      x     6.5        8.00       2.250       .125
 W8      x    10          7.89       3.940       .170
              13          7.99       4.000       .230
              15          8.11       4.015       .245
              18          8.14       5.250       .230
              21          8.28       5.274       .250
              24          7.93       6.495       .245
              28          8.06       6.535       .285
              31          8.00       7.995       .285
              35          8.12       8.020       .310
              40          8.25       8.070       .360
              48          8.50       8.110       .400
              58          8.75       8.220       .510
              67          9.00       8.280       .570

 W10     x     9         10.00       2.750       .188
              12          9.87       3.960       .190
              15          9.99       4.000       .230
              17         10.11       4.010       .240
              19         10.24       4.020       .250
              22         10.17       5.750       .240
              26         10.33       5.770       .260
              29         10.47       5.810       .300
              33          9.73       7.960       .290
              39          9.92       7.985       .315
              45         10.10       8.020       .350
              49          9.98      10.000       .340
              54         10.09      10.070       .370
              60         10.22      10.080       .420
              68         10.40      10.130       .470
              77         10.60      10.190       .530
              88         10.89      10.265       .605
             100         11.10      10.344       .680

 M12     x    11.8       12.00       3.000       .188
 W12     x    14         11.91       3.970       .200
              16         11.99       3.990       .220
              19         12.16       4.005       .235
              22         12.31       4.030       .260
              27         12.22       6.490       .230
              30         12.34       6.520       .260
              35         12.50       6.560       .300
              40         11.94       8.005       .295
              45         12.06       8.045       .335
              50         12.19       8.080       .370
              53         12.06       9.995       .345
              58         12.19      10.010       .360
              65         12.12      12.000       .390
              72         12.25      12.040       .430
              79         12.38      12.080       .470

Galvanizing Available Upon Request
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