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Steel Properties - Properties of Flat Steel Bars and Sections

Steel Properties

Properties of Flat Steel Bars and Sections

Mechanical properties of steel for flat bars and sections
Grade   Yield stress fy (minimum) for thickness t (mm)a Minimum elongation on gauge length of Charpy V notch impact test (10mmx10mm test piece)
  Ultimate tensile strength fu t<16 16<t<40 40<t<63 63<t<100 200mm

5.65√so

 Min. Average energy absorbed Test temperature Maximum thickness
  MPa MPa MPa MPa MPa % % J °C mm
S235JR 340/470 235 225 215 215 - 24 - - -
S275JR 410/560 275 265 255 255 - 20 - - -
300WA 450/620 300 300 290 290 20 22 - - -
350WA 480/650 350 345 340 325 18 20 - - -
350WC 480/650 350 345 340 325 18 20 27 0 40
350WDD 480/650 350 345 340 325 18 20 27 -30 40
S355JR 490/630 355 345 335 315 - 20 - - -
S355J0 490/630 355 345 335 315 - 20 27 0 150
S355J2 490/630 355 345 335 315 - 20 27 -20 150


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