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SECTION 9: SELF-DRILLING TYPE ‘SD’ SCREWS
| GENERAL | PART LIST | APPLICATION INDEX | SELECTION GUIDE | THICKNESS RECOMMENDATIONS | TROUBLE SHOOT | ULTIMATE TEST VALUE | ICBO 5202 | MISC |
DARTSŪ BRAND SELF-DRILLING SCREW
ULTIMATE VALUE CHART
DIAMETER NOMINAL SCREW DIA. (IN) METAL GAUGE 1(LB) TENSION (PULL)LBS. 1 PC. SHEAR LBS. METAL TO METAL MIN. TORSIONAL STRENGTH (LB)
6 0.138 25 128   24
22 176 449
20 263 683
18 426 728
16 598 1091
14 911  
12 1156  
7 0.151 25 99   38
22 198 580
20 287 829
18 446 994
16 552 1096
14 926 1105
12 1102 1198
8 0.164 25 97   42
22 196 580
20 285 829
18 444 994
16 550 1096
14 924 1332
12 1100 1337
10 0.19 25     61
22   602
20 389 811
18 554 1223
16 727 1492
14 1050 1545
12 1216 1650
12 0.216 25     92
22    
20 314 698
18 472 983
16 735 1556
14 1057 2072
12 1242 2210
.156 IN 2685  
.187 IN. 3394  
12-24 WITH WINGS 4 POINT 0.216 16 528   92
14 778  
12 1120  
.156 IN. 2118  
.187 IN. 2350  
12-24 SHANK SLOT 5 POINT 0.216 .156 IN. 2550   92
.187 IN. 3124  
.218 IN. 3695  
.250 - .500 IN 3696 2210
1/4 IN. 0.25 25     150
22    
20 300 797
18 402 1083
16 776 1942
14 1057 2300
12 1477 2754
.156 IN 3217  
.187 IN. 3941  
.218 IN. 4645  
1/4 - 20 WITH WINGS 0.25 16 601   150
14 896  
12 1445  
.156 IN 2500  
.187 IN. 3520  
.218 IN. 4115  
           

DARTSŪ ARE NOT RECOMMENDED IN APPLICATIONS USING ONE THICKNESS OF 22 GAUGE STEEL OR THINNER. SEE OUR MARKER BRAND OF SHARP POINT SCREWS.

NOTE:
ALL RESULTS HERE WERE OBTAINED IN STRICT ADHERENCE TO ASTM TEST REQUIREMENTS.THESE ARE ULTIMATE FIGURES AND ARE OFFERED ONLY AS A GUIDE AND ARE NOT GUARANTEED IN ANY WAY BY COMPASS INTERNATIONAL, INC.
A 4:1 SAFETY RATIO IS RECOMMENDED.

Copyright 2001, Compass International, Inc.