QStE380TM is a kind of Automotive structural steel, QStE380TM widely used for forming performance of the automobile frame, wheels and other automobile components.QStE380TM Hot-rolled grain steel for cold forming used for automotive structural parts such as automobile frames,which requires excellent cold forming performance and high-strength.
Key words:QStE380TM,QStE380TM automotive steel,QStE380TM automotive steel,
QStE380TM steel for cold forming,QStE380TM hot rolled steel plate/thin plate / steel belt,Hot-rolled pickled strip QStE380TM steel,QStE380TM automotive steel for cold forming parts,QStE380TM high-strength automotive steel
QStE380TM steel chemical composition %
| Grade | Chemical Composition a (Heat Analysis) (%) |
| C | Si | Mn | P | S | Alt | Others |
| QStE380TM | ≤0.12 | ≤0.50 | ≤1.40 | ≤0.030 | ≤0.025 | ≥0.015 | Nb≤0.09 V≤0.20 Ti≤0.15 |
QStE380TM 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 |
| QStE380TM | ≥380 | 450~590 | ≥18 | ≥23 | 0.5a |
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.
MITTEL steel keeps more than 10,000 tons QStE380TM steel plates in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.
We also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find hot rolled and cold rolled QStE380TM steel supplier, hot rolled and cold rolled QStE380TM steel manufacturer, hot rolled and cold rolled QStE380TM steel exporter, please contact MITTEL steel’s sales team. We will give you the hot rolled and cold rolled QStE380TM competitive price, hot rolled and cold rolled QStE380TM good quality and best service from us.
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Qste380tm High Strength Steel Plate 8.0mm Thickness 1500*6000mm Images
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