DST520 System mechanical properties

Grade 520 Carbon steel bar

Units M12 M16 M20 M24 M30 M36 M42 M48 M56 M64 M76 M90 M100
Yield load
(design load)		 kN 30 82 127 184 292 425 583 766 1056 1392 1999 2879 3605
Ultimate load
(break load)		 kN 51 104 162 233 370 539 740 972 1340 1766 2537 3654 4575
Stress area mm² 84 157 245 353 561 817 1,121 1,473 2,030 2,676 3,844 5,537 6,932
Yield stress N/mm² 355 520 520 520 520 520 520 520 520 520 520 520 520
Ultimate
stress		 N/mm² 610 660 660 660 660 660 660 660 660 660 660 660 660
Elongation % 10 16 19 19 19 19 19 19 19 19 19 19 19
Max single
bar length		 m 6 6 12 12 12 12 12 12 12 12 12 12 12

Bar specification: Grade 520 bars to Daver Steels Specification. Please call our technical department for further details

Thread specification: Rolled metric threads to BS3643