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RM669. Build #3, NO.1388, Jiangyue Road, Shanghai, China,201114.

Bridge Structural Steel

Product List

Contact Us

Tel:+86-21-54725826

Fax:+86-21-54717930

Email: sales(at)huaxiaometal.com

huaxiaometal(at)gmail.com

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Bridge Structural Steel Price, please free to contact us.

Bridge Structural Steel

Product Precision

Thickness: the thickness deviation of the sheet shall conform to the higher precision requirement in table 5 of GB/T 709.

Thickness: the thickness deviation of the sheet shall conform to the higher precision requirement in table 5 of GB/T 709.

Width: 0-6mm for the sheet with side trimming, the width shall be controlled by the mill for the sheet without side trimming.

Profile: sheet unflatness≤6mm within 1000mm.

The stress shall be released through high straightening force and high deformation force.

Delivery Standard of Bridge Steel

Steel grades

Specification

Norm

Q345qC、D、E,Q370qC、D、E,

Q420qC、D、E,Q460qC、D、E,

Q345q( D、Z、F)NH,

Q370q( D、Z、F)NH,

Q420q( D、Z、F)NH,

Q460q( D、Z、F)NH, etc.

 

 

 

1.5~25*1000~ 2000mm

The  product  is  delivered  in accordance with national standards, industrial standards, Japan norms, American norms, European norm,s or technical agreement

Mechanical property

Steel gradesQuality gradingTensile propertyV-shape impact test
Lower yield
strength,
Rel/MPa
Tensile strength,
Rm/MPa
Elongation after
fracture, A/%
Test
tempera-
ture/℃
Impact
absorption
energy, KV2/J
Q345qC≥345≥490≥200≥34
D-20
E-40
Q370qC≥370≥510≥200≥120
D-20
E-40
Q420qC≥420≥540≥190≥120
D-20
E-40
Q460qC≥460≥570≥170≥120
D-20
E-40
Q345qD≥345≥490≥20-20≥120
Z-40
F-60
Q370qD≥370≥510≥20-20≥120
Z-40
F-60
Q420qD≥420≥540≥19-20≥120
Z-40
F-60
Q460qD≥460≥570≥17-20≥120
E-40
F-60

 

Application features

Bridge structural steel is dedicated to railway construction, highway, and cross-sea bridge. The bridge steel of LY Steel possesses stable properties, good toughness, anti-fatigue performance, anti-corrosion weldability and low notch sensitivity, the surface of the sheet is of good quality.

1、The steel is flat with an edge well trimmed, low diagonal deviation, high dimension precision, low carbon equivalent, and good weldability.

2、Online welding tests can be conducted.

Ss Mill, Stainless Plant, Stainless Mill

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