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Q BQB310 QStE420TM / QStE460TM steel work / steel structure / steel machining parts

Date : 2015-06-30

QStE420TM / QStE460TM steel structure 

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.

 

QStE420TM / QStE460TM steel structure chemical composition %

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

 

QStE420TM / QStE460TM steel machining parts Mechanical properties

Grade Tensile Testa 180°Bending Test b Diameter
ReH

 

(MPa)

Rm

 

(MPa)

Elongation (%)
L0=80mm,b=20mm L0=5.65√S0
Nominal Thickness(mm)
<3.0 ≥3.0 0.5a
QStE420TM steel machining parts ≥420 480~620 ≥16 ≥21 1a
QStE460TM 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.

 

QStE420TM / QStE460TM steel plate available size:

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 Katalor!

 

Contact Us

TEL : 0086-21-61182423

Fax : 0086-21-61182425

E-mail : [email protected] 

Address : Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai