Automobile bottom beam

Product Features

1. The bottom beam of the car is made of hot-rolled H-beam. Hot-rolled H-beam has stable quality due to one-time hot-rolling forming, and there are no various shortcomings such as weld cracks and low fatigue resistance at welds.

2. The use of hot-rolled H-beams to produce beams has few processes, high efficiency and short delivery time.

3. The steel structure of H-beam is high in strength. Compared with I-beam, the section modulus is large. When the bearing conditions are the same, it can save 10-15% of metal.

4. The structure is scientific and reasonable, with good plasticity and flexibility, high structural stability, and can withstand large vibration and impact loads

5. Save labor and material, compared with welding H-beam, it can obviously save labor and material, reduce the consumption of raw materials, energy and labor, low residual stress, and good appearance and surface quality.


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Product Details

1. 

Type

Material

Yield Strength

Standards

Weight/kg

Conventional Product

100*30*2.2*2.2

20MnVB

600MP

GB

2.76

C-shaped steel

101*57*2.3*3.2

GR50

500MP

IFI

4.71

import

117*66*2.7*3.2

GR50

500MP

DIN

5.83

import

446*150*7*12

LG510LH

400MP

GB

52.58

H beam

482*153.5*10.5*19

LG510LH

400MP

GB

83.52

H beam

492*150*7*12

LG510LH

400MP

GB

55.11

H beam

500*146*6*14

LG510LH

400MP

GB

55.46

H beam

504*153*10*18

LG510LH

400MP

GB

81.11

H beam

2.

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3.

steel
grade

Mechanical properties

180° bending test
B=2a

Yield Strength
ReL/N·mm-2

tensile strength
Rm/N·mm-2

Elongation
A/%

Akv/J
-0 °C,
vertical

LG510LH

400

510-660

19

34

d=2a



Product form