DST520 System mechanical properties

Grade 520 Stainless steel bar

Units M12 M16 M20 M24 M30 M36 M42 M56
Yield load
(design load)		 kN 44 82 127 184 292 425 583 934
Ultimate load
(break load)		 kN 55 104 162 233 370 539 740 1279
Nominal Bar Dia. mm 11 15 19 22 28 34 39 52
Stress area mm² 84 157 245 353 561 817 1,121 2,030
Yield stress N/mm² 520 520 520 520 520 520 520 460
Ultimate
stress		 N/mm² 660 660 660 660 660 660 660 630
Max single
bar length		 m 6 6 7.5 7.5 7.5 7.5 7.5 7.5

Bar specification: Grade 520 bars with 316 type corrosion properties to Daver Steels Specification. Please call our technical department for further details

Thread specification: Rolled metric threads to BS3643