• Steel suppliers in Chennai

Mechanical Properties

EN8
Max Stress700-850 n/mm 2
Yield Stress465 n/mm 2 Min(up to 19mm LRS)
0.2% Proof Stress450 n/mm 2 Min(up to 19mm LRS)
Elongation16% Min(12% if cold drawn)
Impact KCV28 Joules Min(up to 19mm LRS
Hardness201-255 Brinell
EN9
Heat TreatmentCondition Tons/SQ.inchTensile Stress RE MPARP0.2 MPAA min on 5.65soImpactHardness HBLimited Ruling Section mm
IZODFT.L.b KCV Joules
Normalise45700-12--201-25563
39600-13--170/223250
R45/55700/85038514--201/277100
S50/60775/92545014--223/27763
T55/65850/100055512--248/30219
EN 19
Heat TreatmentTensile Strength Rm N/mm²Yield Stress Re N/mm²a% on 5.665ÖSoImpact Izod JImpact KCV JProof Stress rp0.2Hardness HBSize mm
R700/850495153428480201/225>100≤250
S775/925555132722540223/277>150≤250
S775/925585155450570223/277>63≤150
T850/1000680135450655248/302>29≤100
U925/1075755124742740269/331>13≤63
V1000/1150850124742835293/352>6≤29
W1075/1225940124035925311/375>6≤19
EN 24
Tensile strength Rm MpaYield stress Re MPaRp 0.2 MpaA min on 5.65ImpactHardness HBLimiting Ruling Section
Heat TreatmentIzod Ft.lbKCV Jmm
T850/1000650635133035248/302250
850/1000680665134050248/302150
U925/1075755740123542269/331100
V1000/1150850835123542293/35263
W1075/1225940925113035311/37529
X1150/130010201005102528341/40129
Y1225/137510951080101821363/42929
Z15501235112558944429
EN 31
ElementObjective
Tensile Strength750 N/mm²
Yield Stress450 N/mm²
Reduction of Area45%
Elongation30%
Modulus of elasticity215 000 N/mm²
Density7.8 Kg/m3
Hardness63 HRC