Q355 Carbon steel round bar
Classification :
PRODUCT DETAILS
Product introduction
Q355 carbon steel round bar is a low alloy high-strength structural steel widely used in fields such as bridges, vehicles, ships, construction, pressure vessels, and special equipment. Among them, "Q" represents the yield strength, and 355 indicates that the yield strength of this steel is 355MPa.
Q355 carbon steel round bar, as a low alloy high-strength structural steel, has a wide range of applications. The specific applications are as follows:
In the field of architecture, it is widely used in the construction of bridges, high-rise and large buildings, industrial factories, large industrial equipment foundations, oil drilling platforms, and can also be used for the reinforcement and renovation of old buildings.
In the field of vehicle manufacturing, Q355 carbon steel round bars have good fatigue resistance and are suitable for manufacturing automotive components, such as wheels, engine parts, etc.
In the field of shipbuilding: Q355 carbon steel round bars have excellent corrosion resistance and are suitable for manufacturing certain components of ships.
In the field of petrochemicals: Due to its excellent corrosion resistance and fatigue resistance, Q355 carbon steel round rods can be used to manufacture petroleum pipelines, chemical equipment, etc.
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Product Name |
Carbon Steel Bar |
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Diameter |
5.0mm - 800mm |
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Length |
5800, 6000, or customized |
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Surface |
Black skin, Bright, etc |
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Material |
S235JR, S275JR, S355JR, S355K2, A36, SS400, Q235, Q355, C45, ST37, ST52, 4140, 4130, 4330, etc |
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Standard |
GB, GOST, ASTM, AISI, JIS, BS, DIN, EN |
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Technology |
Hot rolling, Cold drawing, Hot forging |
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Application |
It is mainly used to make structural parts such as car girder, beam, transmission shaft and car chassis parts, which can reduce the weight of the parts. |
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Shipment time |
Within 7-15 workdays after receiving deposit or L/C |
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Export packing |
Waterproof paper, and steel strip packed. Standard Export Seaworthy Package. Suit for all kinds of transport, or as required. |
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Capacity |
250,000 tons / year |
| Minimum Order Quantity | 25Tons |
Chemical Composition
| Carbon Steel | C | Si | Mn | P | S | C.E. |
| S355JR | max 0.22 | max 0.55 | max 1.60 | max 0.035 | max 0.035 | max 0.047 |
Mechanical Properties
| Thickness (mm) | Yield Strength Rehmin (N / mm²) | Tensile Strength Rmmin (N / mm²) | Elongation A5 min(%) | Impact Values Charpy-V-Notch Longitudinal Average from 3 Speimens Thk.>10 < 150mm. |
| 3<thk<100 | 355-550 | 490-630 | max 22 | 27 Joules at -20 C |
Warehouse storage
Our company is a quality benchmark enterprise in Shandong Province, a national contract-abiding and credit-abiding enterprise, and a national, industry and group standard unit for "Colored Steel Plate for Building Decoration". We have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad. Up to now, we have also established long-term, win-win partnerships with a number of large steel mills.

Packing and delivery
We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services. We can support customers with quality inspections if needed. We can provide competitive prices, good quality control, purchasing suggestions. Welcome to inquire and order!

CERTIFICATE OF HONOR
OUR SERVICE
1 : Prime quality and reasonable price.
2 : Wide excellent experiences with after-sale service.
3 : Every process will be checked by responsible QC which insures every product's quality.
4 : Professional packing teams which keep every packing safely.
5 : Trial order can be done in one week.
6 : Samples can be provided as your requirements
FAQ
Q2:Does the product have quality inspection before loading?
A:Of course, all our products have undergone strict quality inspection before packing.
Q3:Can you provide the samples free?
Q4:What about product prices information?
A:Prices various according to periodic price changes of raw materials.
Q6:What is your terms of payment ?
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