Material Q345 Steel Suppliers and Manufacturer
Huaxiao Metal is a renowned name in the metal manufacturing and export industry, boasting over a decade of expertise and excellence. As premier Q345 steel suppliers & manufacturers, we specialize in providing high-quality Q345 carbon steel products to meet diverse industrial needs worldwide.
With a commitment to precision engineering and stringent quality standards, we offer an extensive range of Q345 steel products, including plates, sheets, bars, and structural sections. Our advanced manufacturing facilities and skilled workforce ensure that every product adheres to the highest industry specifications, delivering superior strength, durability, and performance.
Material Q345 Steel Available Products
Huaxiao Metal is a leading Q345 steel supplier and manufacturer in China. We focus on providing high-quality Q345 steel products, including Q345 steel plates, steel pipes and profiles, which are widely used in many industries such as construction, bridges, machinery manufacturing, etc. Our products are strictly controlled by quality and advanced production technology to ensure that each batch meets international standards.
- Round Bar
- Flat Bar
- Square Bar
- Hexagon Bar
- Plate
- Coil
- Tube
- and More
Choose Huaxiao Metal, you will get high-quality Q345 steel products and service experience. Contact us to learn more about our products.
Looking Forward to Becoming One of Your Q345 Steel Suppliers
Table of Contents
Q345 Steel Data Sheet
Q345 Carbon Steel Chemical Composition
| Steel Standard | Steel Grade | Chemical Composition | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| C≤ | Mn | Si≤ | P≤ | S≤ | V | Nb | Ti | Al≥ | ||
| Q345 | A | 0.20 | 1.00~1.60 | 0.55 | 0.045 | 0.045 | 0.02~0.15 | 0.015~0.060 | 0.20 | – |
| B | 0.20 | 1.00~1.60 | 0.55 | 0.040 | 0.040 | 0.02~0.15 | 0.015~0.060 | 0.20 | – | |
| C | 0.20 | 1.00~1.60 | 0.55 | 0.035 | 0.035 | 0.02~0.15 | 0.015~0.060 | 0.20 | 0.015 | |
| D | 0.20 | 1.00~1.60 | 0.55 | 0.030 | 0.030 | 0.02~0.15 | 0.015~0.060 | 0.20 | 0.015 | |
| E | 0.20 | 1.00~1.60 | 0.55 | 0.025 | 0.025 | 0.02~0.15 | 0.015~0.060 | 0.20 | 0.015 | |
Q345 Carbon Steel Physical Properties
| Physical Properties | Metric | US/Imperial |
| Density | 7.80 g/cc | 0.282 lb/in³ |
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Q345 Steel Mechanical Properties
| Steel Standard | Steel Grade | Yield Strength Mpa | Tensile Strength Map | Elongation % |
|---|---|---|---|---|
| Q345 | A | 345 | 470~630 | 21 |
| B | 345 | 470~630 | 21 | |
| C | 345 | 470~630 | 22 | |
| D | 345 | 470~630 | 22 | |
| E | 345 | 470~630 | 22 |
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Q345 Steel Equivalent Standard(ASTM/EN/JIS)
| Steel for boiler and other pressure vessels | GB 713-2008 ASTM A537-08 JIS G3115 | Q245R (20g/20R); Q345R (16Mng/16MnR) Class 1/2/3 SPV235; SPV315; SPV355 |
|---|---|---|
| High strength low alloy structural steel | GB/T 1591-2008 EN 10028-3-2003 EN 10025-2004 ASTM A572-07 ASTM A588-05 | Q345 (A/B/C/D/E); Q390; Q420 P355N S420N Grade 50; Grade 60 Grade A; Grade B |
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Advantages of Q345 Carbon Steel
Q345 carbon steel is a widely used in various industries due to its advantageous properties. Here are some of the key advantages of Q345 carbon steel:
High Strength: Q345 carbon steel offers high tensile strength, making it suitable for applications where structural integrity and load-bearing capacity are crucial. Its yield strength is typically higher than that of similar carbon steels, such as Q235.
Good Weldability: Q345 carbon steel exhibits good weldability, allowing for ease of fabrication and assembly. This property makes it suitable for welded structures and components, reducing manufacturing complexities and costs.
Versatility: Q345 carbon steel is versatile and can be utilized in a wide range of applications, including construction, automotive, machinery, and manufacturing industries. Its adaptability to various fabrication processes and environments enhances its utility in diverse settings.
Corrosion Resistance: While not as corrosion-resistant as stainless steel or some other alloyed steel, Q345 carbon steel still offers adequate resistance to atmospheric corrosion and mild environments. Proper coating or surface treatment can further enhance its corrosion resistance for specific applications.
Cost-Effectiveness: Q345 carbon steel provides a cost-effective solution for many engineering applications. Its availability, coupled with its favorable mechanical properties, makes it an economical choice for structural components, machinery parts, and infrastructure projects.
Good Ductility and Toughness: Q345 carbon steel exhibits good ductility and toughness, allowing it to withstand impact loading and deformation without failure. This property is particularly advantageous in applications where dynamic loads or sudden shocks are anticipated.
Excellent Formability: Q345 carbon steel can be easily formed into various shapes and sizes, making it suitable for a wide range of manufacturing processes, including bending, rolling, stamping, and forging. Its formability facilitates the production of complex components with tight tolerances.
Availability: Q345 carbon steel is readily available in various forms, including plates, sheets, bars, and structural sections, making it convenient for manufacturers to source and utilize in their operations.
Overall, the high strength, good weldability, versatility, and cost-effectiveness makes Q345 carbon steel a preferred choice for many industrial applications requiring robust and reliable materials. However, it’s essential to consider specific requirements and environmental conditions when selecting materials to ensure optimal performance and longevity.
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Application Q345 Carbon Steel
Huaxiao Metal is one of the outstanding Q345 steel suppliers in China. Many customers purchase q345 steel for applications in the following ranges：
Construction: Q345 carbon steel is extensively used in the construction industry for structural components such as beams, columns, and framework due to its high strength and good weldability. It’s employed in building bridges, skyscrapers, stadiums, and various infrastructure projects.
Manufacturing: Q345 steel is utilized in the manufacturing sector for fabricating machinery, equipment, and components requiring high strength and durability. It is often used in the production of heavy machinery, industrial boilers, pressure vessels, and agricultural implements.
Automotive: In the automotive industry, Q345 carbon steel is employed in the manufacturing of chassis components, frames, and structural reinforcements due to its excellent strength-to-weight ratio and impact resistance. It contributes to enhancing vehicle safety and structural integrity.
Shipbuilding: Q345 steel is suitable for shipbuilding applications, particularly in constructing hulls, decks, and other structural elements of ships and marine vessels. Its high strength and corrosion resistance make it ideal for withstanding harsh marine environments.
Oil and Gas: Q345 carbon steel is utilized in the oil and gas industry for pipelines, drilling equipment, and storage tanks due to its robustness and resistance to corrosion in both onshore and offshore environments. It ensures the integrity and reliability of critical infrastructure in the energy sector.
Railway Infrastructure: Q345 steel is used in the railway sector for manufacturing tracks, bridges, and rolling stock components due to its high load-bearing capacity and durability. It contributes to the safety and efficiency of railway transportation systems.
Power Generation: Q345 carbon steel is employed in power generation plants for fabricating structural supports, turbine components, and boiler assemblies due to its strength, weldability, and heat resistance. It plays a vital role in ensuring the reliability and efficiency of power generation facilities.
General Fabrication: Q345 steel is widely used in various general fabrication applications, including construction equipment, storage tanks, platforms, and structural frames. Its versatility and ease of fabrication make it a preferred choice for diverse manufacturing processes.
Overall, the diverse applications of Q345 carbon steel stem from its exceptional mechanical properties, including high strength, good weldability, versatility, and cost-effectiveness, making it a staple material in many industrial sectors.
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Contact Us For China Q345 Carbon Steel Prices
Whether you’re in construction, automotive, machinery, or any other industry requiring Q345 steel, Huaxiao Metal is your trusted partner for premium products and exceptional service. Contact us today to discuss your requirements and discover how we can fulfill your material Q345 steel needs efficiently and affordably.
Huaxiao Metal Products
As a global steel supplier and manufacturer, Huaxiao offers a wide range of steel products for all your needs. Explore some of our most popular steel products.
Stainless Steel
Stainless Steel Sheet
Stainless Steel Coil
Stainless Steel Strip
Stainless Steel Foil
Stainless Steel Wire
Stainless Steel Bar
Stainless Steel Tube
Decorative Stainless Steel
Carbon Steel
Carbon Steel Wire
Carbon Steel Bar
Carbon Steel Tube
Coated Carbon Steel
Aluminum Metal
Aluminum Sheet
Aluminum Coil
Aluminum Strip
Aluminum Foil
Aluminum Wire
Aluminum Bar
Aluminum Tube
