Page 111 - PRODUCT CATALOGUE_with background music

Mechanical properties of standard grades
Carbon Steels
Specn. Grade YS UTS % EI (min) Bend Bend Test
N/mm 2 N/mm 2 GL = 80 mm Test(t) T=>12
T= 3 T=>3 T= 12 mm
mm mm mm
Fe 165 165 290-400 22 30 Close t
Fe 205 205 330-440 20 28 t 2t
(Old Grade
Fe 330)
Fe 235 235 360-470 19 26 t 2t
IS 5986 (Old Grade
Fe 360)
Fe 255 255 410-520 17 24 t 2t
(Old Grade
Fe 410)
Fe 325 325 420-530 - 19 2t 3t
Fe 355 355 420-530 - 18 2t 3t

Specn. Grade YS UTS % EI (min) Bend Charpy V-Notch
N/mm 2 N/mm 2 GL = 50 mm Test(t) Impact
T= 3 T=>3 Energy (min)
mm mm
1079D HR 1 - 440 24 29 2t -
HR2 - 420 26 31 1t -
HR 3 - 400 29 34 Close -
HR 4 - 380 32 37 Close -
IS 10748 Grade 1 170 290 30 1t -
min min
Grade 2 210 330 28 2t -
min min
Grade 3 240 410 25 2t -
min min
Grade 4 275 430 20 3t -
min min
Grade 5 310 490 15 3t -
min min

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