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Class 10.9 Bolt

Class 10.9 covers relatively high carbon steel bolt offering high tensile and suitable for building structures having pitch length varying from 1 mm for M6 up to 6 mm for 72 mm diameter. Class 10.9 bolts have 1040 Mpa tensile and 940 Mpa proof load. this class of bolt is usually used with hot deep galvanized plating or Dacromet plating. Ajax bolt Co. manufactures class 10.9 bolts in different diameters.

Load in Elestic Area N Proof Load N Proof Load Kg Effective Area mm^2 Minor Diameter mm Major Diameter mm Bolt Class
11195 12439 1268 12.68 4.019 M5 10.9
15653 17393 1773 17.733 4.773 M6 10.9
28976 32196 3282 32.82 6.466 M8 10.9
46140 51267 5226 52.26 8.16 M10 10.9
67285 74762 7621 76.21 9.853 M12 10.9
92386 102651 10464 104.64 11.546 M14 10.9
127172 141303 14404 144.04 13.546 M16 10.9
155796 173107 17646 176.46 14.993 M18 10.9
199420 221578 22587 225.87 16.993 M20 10.9
250010 277789 28317 283.17 18.993 M22 10.9
286147 317942 32410 324.1 20.319 M24 10.9
457977 508864 51872 518.72 25.706 M30 10.9
670050 744500 75892 758.92 31.093 M36 10.9
922277 1024752 104460 1044.6 36.479 M42 10.9

Bolt and nut

Class 10.9 Bolt