Mild Steel

Other Metals

Bright Mild Steel and Mild Steel

Specifications

JIS G3123 SGD 41-D
S400
A36 A53
BS 4360

Applications

Easily welded
Used in automobile chassis
Motorcycle frames
Must be painted or otherwise protected and sealed in order to prevent rust from damaging it, because of its poor corrosion-resistance

Round Bar / Rod
Flat Bar
Square Bar
Angle Bar
Hollow Section
Pipe / Tube
Wire
Shim / Foil
Sheet / Plate
Perforated (Sheet)

C: 0.16-0.18%
Si: 0.40% max
Mn: 0.70-0.90%
S: 0.040% max
P: 0.040% max

Yield Stress: 300-440 N/mm² (dependent on ruling section)
Max Stress: 400-560 N/mm² (dependent on ruling section)
0.2% Proof Stress: 280-420 N/mm² (dependent on ruling section)
Elongation: 10-14% (dependent on ruling section)