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700L-Z steel for automobile beams have high strength and good bending performance, which is suitable for beam parts.
700L-Z steel Mechanical Properties
Grade |
Yield strength (MPa) |
Tensile strength (MPa) |
Elongation (%) |
180 degree cold bend, diameter |
|
Thickness<3mm Lo=80mm, b=20mm |
Thickness≥3mm L0=5.65√S0 |
||||
700L-Z |
≥750 |
800-950 |
≥10 |
≥12 |
2.0a |
Remarks :
1 . The yiels strength of 650MPa and 700MPa with thickness >8mm can be 20MPa lower .
2 . Samples for the tensile test are taken in rolling direction. Samples for cold bend test are taken transversely .
Grade |
Size (mm) |
700L-Z |
3.0~12.0 ×900~1600 |
700L-Z steel plate application :
700L-Z Hot-rolled high strength steel sheets widely used in wheel, beam, carriage, axle, drive shaft, chassis, suspension and other important parts etc.
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