[Size (O. D. X WT)]from 6 x 1mm to 720 x 60mm [Standard]GB/T8163 GB JIS ASTM DIN ISO 10 S10C 1010 C10 C10E 20 S20C 1020 C22E C20E4 Q295 SPFC490 Gr. 42 [290] E295 Q345 SPFC590 Gr. 50 [345] E355 E355CC Q420 SEV345 Gr. 60 [415] S420N E420CC Q460 SM570 Gr. 65 [450] S460Q E460E [Mechanical Property] Grades Tensile strength(Mpa) Yield Strength(Mpa) Elongation ( %) Thickness ≤ 16 16-30 > 30 ≥ 10 335-475 205 195 185 24 20 410-530 245 235 225 20 Q295 390-570 295 275 255 22 Q345 470-630 345 325 295 20 Q390 490-650 390 370 350 18 Q420 520-680 420 400 380 18 Q460 550-720 460 440 42017
