Comparison of EN10025 and BS4360

BS EN 10025: 1993 BS4360: 1986 Impact Energy (J°C) Impact Energy (J°C) Nominal Thickness Nominal Thickness Grade Former Grade Tensile Strength Min Yield Strength at 16mm N/mm² Max Thk for Specified Yield N/mm² Temp °C <150mm (1) >150mm <250mm (1) Grade Tensile Strength >3mm N/mm² Min Yield Strength at 16mm N/mm² Max Thk for Specified Yield N/mm² (2) Temp °C <100mm (3) S185 (4) Fe 310-0 (4) 290/510 185 25 - - - - - - - - - S235 (5) Fe 360A (5) 340/470 235 250 - - - 40A 340/500 235 150 - - S235JR (4) Fe 360B (4) 340/470 235 25 +20 27 - - - - - - - S235JRG1 (4) Fe 360B(FU) (4) 340/470 235 25 +20 (6) 27 - - - - - - - S235JRG2 Fe 360B(FN) 340/470 235 250 +20 (6) 27 23 40B 340/500 235 150 +20 (6) 27 S235JO Fe 360C 340/470 235 250 0 27 23 40C 340/500 235 150 0 27 S235J2G3 Fe 360D1 340/470 235 250 -20 27 23 40D 340/500 235 150 -20 27 S235J2G4 Fe 360D2 340/470 235 250 -20 27 23 40D 340/500 235 150 -20 27 S275 (5) Fe 430A (5) 410/560 275 250 - - - 43A 430/580 275 150 - - S275JR Fe 430B 410/560 275 250 +20 (6) 27 23 43B 430/580 275 150 +20 (6) 27 S275JO Fe 430C 410/560 275 250 0 27 23 43C 430/580 275 150 0 27 S275J2G3 Fe 430D1 410/560 275 250 -20 27 23 43D 430/580 275 150 -20 27 S275J2G4 Fe 430D2 410/560 275 250 -20 27 23 43D 430/580 275 150 -20 27 S355 (5) Fe 510A 490/630 355 250 - - - 50A 490/640 355 150 - - S355JR Fe 510B 490/630 355 250 +20 (6) 27 23 50B 490/640 355 150 +20 (6) 27 S355JO Fe 510C 490/630 355 250 0 27 23 50C 490/640 355 150 0 27 S355J2G3 Fe 510D1 490/630 355 250 -20 27 23 50D 490/640 355 150 -20 27 S355J2G4 Fe 510D2 490/630 355 250 -20 27 23 50D 490/640 355 150 -20 27 S355K2G3 Fe 510DD1 490/630 355 250 -20 40 33 50DD 490/640 355 150 -30 27 S355K2G4 Fe 510DD2 490/630 355 250 -20 40 33 50DD 490/640 355 150 -30 27 E295 Fe 490-2 470/610 295 250 - - - - - - - - - E335 Fe 590-2 570/710 335 250 - - - - - - - - - E360 Fe 690-2 670/830 350 250 - - - - - - - - -

(1) For sections up to and including 100mm only

(2) For wide flats and Sections up to and including 63mm and 100mm respectively

(3) For wide flats up to and including 50mm and for sections no limit is stated

(4) Only available up to and including 25mm thicj

(5) The Steel grades S235 (Fe 360A), S275 (Fe 430A), and S355 (Fe 510A) appear only in the English language version (BS EN 10025) as non conflicting additions and do not appear in European versions (6) Verification of the specified impact value is only carried out when agreed at time of enquiry and order