HEXGON BAR
EN8 – 080M40

HA medium-carbon steel with good strength, toughness and machinability. It’s often used in General Engineering, Automotive and Manufacturing applications. It can be heat-treated further to improve its mechanical properties, only to limited ruling section. Can be ordered in Round bar, Square Bar and Hexagon bar, in Bright or Black bar.

TYPICAL USES
Dynamo and Motorshafts, heat-treated bolts, crankshafts, connecting rods, driving rings & flanges, railway couplings, axels, brackets, housings, miscellaneous gun carriage and small arms parts not subjected to high stresses or severe wear.

BRIGHT HEXAGON BAR
EN8 Yellow / EN8 Bright: Yellow
MECHANICAL PROPERTIESEN8
Limited Ruling Sections Min.150
Tensile Strength, Tons/Sq. in. Min.35
Yield Stress, Tons/Sq. in.18
Elongation, percent Min.20
Izod Impact Value, Ft. LB. Min. 
Brinell Hardness Number152 / 207
CHEMICAL COMPOSITION
CARBON: 0,36 – 0,44
SILICON: 0,05 – 0,35
MANGANESE: 0,60 – 1,00
SULPHUR: 0,06 MAX
PHOSPHORUS: 0,06 MAX
SIZEKg/mSIZEKg/mSIZEKg/m
100,680182,203368,811
110,823202,719389,817
120,979212,9984111,428
131,149243,9164614,385
141,332264,5965016,996
151,530274,9565520,565
161,740306,118  
171,965337,403  
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