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QStE420TM / QStE460TM steel are included in the Q BQB310 standard. QStE420TM / QStE460TM steel work / steel structure / steel machining parts are made of QStE420TM / QStE460TM steel raw material. QStE420TM / QStE460TM steel work have high strength, excellent forming and welding performance, suitable for making automobile structure parts, such as vehicle beams and wheels.
For more information about QStE420TM / QStE460TM steel work, please see the following details.
| Grade |
Chemical Composition a (Heat Analysis) (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Alt |
Others |
|
|
QStE420TM steel structure |
≤0.12 |
≤0.50 |
≤1.50 |
≤0.030 |
≤0.025 |
≥0.015 |
Nb≤0.09 V≤0.20 Ti≤0.15 |
|
QStE460TM steel structure |
≤0.12 |
≤0.50 |
≤1.60 |
≤0.030 |
≤0.025 |
≥0.015 |
Nb≤0.09 V≤0.20 Ti≤0.15 |
| Grade |
Tensile Testa |
180°Bending Test b Diameter |
||||
|
ReH |
Rm |
Elongation (%) |
||||
|
L0=80mm,b=20mm |
L0=5.65√S0 |
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|
Nominal Thickness(mm) |
||||||
|
<3.0 |
≥3.0 |
0.5a |
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|
QStE420TM steel machining parts |
≥420 |
480~620 |
≥16 |
≥21 |
1a |
|
|
QStE420TM steel machining parts |
≥460 |
520~670 |
≥14 |
≥19 |
1a |
|
a: Tensile test specified values apply to longitudinal samples. Tensile test should use sample of L0=50mm, b=25mm, i.e. P14 sample of GB/T 228.
Thickness: 3-15mm
Width: 700-2000mm
We keep more than 10000 ton QStE420TM / QStE460TM steel in stock, including QStE420TM / QStE460TM steel plate, QStE420TM / QStE460TM steel pipe, QStE420TM / QStE460TM steel bar, QStE420TM / QStE460TM angle steel and so on .
Base on the QStE420TM / QStE460TM steel stock, we can produce many kinds of QStE420TM / QStE460TM steel structure according to the customer's requirement.
As a QStE420TM / QStE460TM steel structure manufacturer, we can provide the machining service for QStE420TM / QStE460TM steel. We have professional sales team and logistic team, if you have the demand for QStE420TM / QStE460TM steel machining parts, if you want to find the reliable QStE420TM / QStE460TM steel structure exporter, please contact Shanghai KUNFENG!
