Your Professional Structural Steel Supplier

 

Jiangsu Cunrui Metal Products Co., Ltd. was established on March 24, 2016. It is a modern enterprise specializing in the production and export of high-quality metal pipes.

 

Our company is a significant manufacturer of high-quality metal materials in China. Our product range includes stainless steel, carbon steel, alloy steel, silicon steel, etc., which are widely used in the medical, food, construction and other industries.

 

 
  • S235JR Structural Angle
    S235JR angle iron is a common type of steel made to EN 10025-2 standards. It's a plain steel that comes in L shapes, with either equal or unequal sides. People like it because it's strong
  • SS400 Structural Steel Bar
    SS400 Structural Steel Bar is a widely used structural steel grade manufactured in accordance with JIS G3101 standards. It is known for its excellent weldability, reliable mechanical strength, and
  • S355J2 Structural Steel Bar
    Domestic S355J2 structural round steel, ideal for load-bearing components and low-temperature working environmentsWhen picking structural steel bars for engineering use, sufficient strength alone is
  • A36 Structural Steel Bar
    A36 Structural Steel Bar is a widely used carbon steel grade under ASTM A36 standard. It is valued for its excellent weldability, reliable mechanical strength, and cost-effectiveness. Jiangsu Cunrui
  • A572 Gr.50 Structural Steel Bar
    A572 Gr.50 Structural Steel Bar is a high-strength, low-alloy structural steel product manufactured in compliance with ASTM A572 standards. It offers an excellent balance of strength, toughness, and
  • 42CrMo4 Structural Steel Bar
    The 42CrMo4 Structural Steel Bar is a high-strength alloy steel rod widely used in engineering and industrial applications. Made from premium 42CrMo4 steel, it offers excellent mechanical
  • Q235 Structural Steel Plate
    The Q235 Structural Steel Plate is a widely used carbon structural steel under GB/T 700 standard. Known for its excellent weldability, toughness, and cost-effectiveness, it is a popular choice in
  • A36 Structural Steel Plate
    A36 Structural Steel Plate for General Fabrication and Structural ProjectsWhen buyers choose A36 Structural Steel Plate, they are usually looking for a material that is readily available, easy to
  • A572 Gr.50 Steel Plate
    A572 Gr.50 Steel Plate for Structural Fabrication and Heavy EquipmentWhen buyers choose A572 Gr.50 Steel Plate, the decision is usually based on one simple question: Can the material provide higher
  • A572 Gr.42 Steel Plate
    China A572 Gr.42 Steel Plate Supplier for Structural FabricationASTM A572 Grade 42 Steel Plate is a high-strength low-alloy (HSLA) structural steel designed for projects requiring better
  • A588 Structural Steel Plate
    The A588 Structural Steel Plate is a high-strength low-alloy steel plate manufactured according to ASTM A588 standards. Known for its excellent atmospheric corrosion resistance, this material is
  • S355JR Steel Plate
    S355JR Steel Plate is a high-strength structural steel manufactured in accordance with EN 10025-2. Compared with S235JR, it provides a higher minimum yield strength while maintaining good weldability
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Why Choose Us
Production Capacity
Equipped with large-scale production facilities, we have an annual manufacturing capacity exceeding 6,000 metric tons.
24-Hour Online Service
We provide round-the-clock customer support with inquiry responses within 24 hours, including technical assistance and quotation services.
Global Supply Chain Network
Our products have earned widespread recognition and trust across more than 50 countries, including the United States, France, South Korea, Japan, India, Germany, and Spain, as well as key regions such as South Asia, Southeast Asia, and the Middle East.

 

Parameter

Parameter

Specification

Standard

JIS G3101

Grade

SS400

Product Form

Structural Steel Bar / Structural Steel Rod

Sizes

Diameter 6mm – 500mm; Length 3m – 12m (customized upon request)

Surface Treatment

Black, Pickled, Polished, Oiled, Galvanized

Yield Strength

≥ 245 MPa

Tensile Strength

400 – 510 MPa

Elongation

≥ 21%

Hardness

HB ≤ 160 (depending on thickness and processing)

Certification

Mill Test Certificate, EN10204 3.1 / 3.2, Third-Party SGS, BV, LR if required

 

Customization Options
 

Custom Dimensions & Non-Standard Sizes

We provide tailored dimensions and non-standard sizes to meet your specific project requirements.

Comprehensive Processing Services

Our expert processing services include cutting, drilling, bending, welding, and machining to deliver precise, high-quality components.

Varied Surface Finishes

 

Choose from a range of surface finishes, including hot-dip galvanizing, coatings, polishing, and anti-rust oiling, to enhance performance and aesthetics.

OEM Services

 

We offer OEM services based on your detailed drawings or specific requirements, ensuring a perfect match for your needs.

 

Benefits of Structural Steel

 
SS400 Structural Steel Bar

Durability
Structural steel is highly durable and can withstand the harshest weather conditions, earthquakes, fires, and other natural disasters. With a high strength-to-weight ratio and excellent ductility, steel structures maintain their durability throughout the life of the structure even amid extreme conditions. Structural steel won’t crack, warp, or shrink over time, ensuring the structure remains stable and secure.

 

Strength
Structural steel is unbeatable when it comes to supporting heavy loads. It is ideal for large-scale construction projects like skyscrapers, bridges, and stadiums.

 

Flexibility
Easily molded into various sizes and shapes, structural steel is a remarkably malleable material. This flexibility allows architects and engineers to create complex designs and structures that would be difficult to achieve with concrete. Using structural steel also means future expansions and modifications to the structure are made easy.

Cost-Effectiveness
Structural steel is a cost-effective choice for construction projects because it is quick and easy to install, saving time and labor costs. Most domestic steel mills produce innovative, purpose-built high-strength structural steel. Using these efficient steel grades can help you save on foundation costs. Structural steel is also easier to use with modeling technology, cutting the total material cost of a steel package by up to 20%.

 

Sustainability
Steel can be recycled through various recycling processes. Approximately 95-99% of old steel can be recycled and reused in the production of new steel.

 

Speed of Construction
Steel structures can be erected quickly, minimizing site disruption and allowing projects to be completed on time and within budget. This speed is particularly important in areas with limited construction seasons or tight deadlines.

S355J2 Structural Steel Bar

 

Application of Structural Steel
 

Large Buildings
Cityscape with many skyscapersSteel’s low weight and immense strength makes it ideal for use when building high-rise buildings. While high-rise buildings (heights between 75-491 feet) are generally made up of reinforced steel and concrete, skyscrapers (heights over 492 feet) are nearly always strictly composed of a steel frame.

 

Industrial Buildings
Industrial building exampleSteel is one of the most ideal materials to use when constructing industrial buildings. There are a few reasons for this, including cost, strength, durability, and more. The strength that steel provides is beneficial in more ways than just structural integrity. It’s durability means that less labor costs are required throughout the project, minimizing to potential impact of repairs. Also, steel is one of the strongest building materials available on the market.

 

Residential Buildings
Steel frame Residential house being built.During the construction of residential buildings built with steel, a process called light gauge steel is used to help maximize the structure’s level of strength. During light gauge steel construction, wood 2x4s are replaced with steel. This is similar to a traditional wooden framed building, but much more dependable and long-lasting. Essentially any residential building, be it an individual home or a multiunit property, can be enhanced through the usage of steel.

 

Parking Garages
Parking Garage with steel meshSteel is an ideal material when building structures such as parking garages for many of the same reasons that it is desirable for large building. Benefits include low construction cost, shortened construction time, and long-term durability, all very important qualities to have in parking garage construction. Also, the light weight and ease of construction that steel provides makes it an ideal material for constructing parking garages in a short period of time, and it is durable enough to withstand the weight of the many cars that will soon fill your space.

 

Delivery Information

Shipping Methods

We offer a variety of shipping options, including sea freight, air freight, railway transportation, and international express delivery, to meet the diverse needs of our customers.

Estimated Delivery Time

We will provide you with the estimated delivery time for your order, which will be clearly stated in the formal order to ensure your rights are protected, allowing you to arrange for the receipt of your goods in a timely manner.

Order Tracking

We provide order tracking services, allowing you to stay informed about the current status and expected arrival time of your order. Detailed inspection information and shipping manifests, including photos and videos, are provided to ensure the security of your transactions.

 

 

Certificate

 

productcate-1-1

 

 

FAQ

 

Q: What is structural steel fabrication?

A: Structural steel fabrication is the process of manufacturing steel components that are used in the construction of buildings, bridges, and other structures. The process involves cutting, shaping, and assembling heavy-duty steel components to create a final product that can be used in construction.

Q: What are the benefits of using structural steel in construction?

A: There are many benefits to using structural steel in construction. Steel is incredibly strong and durable, making it an ideal material for building structures that need to withstand heavy loads or harsh weather conditions. Additionally, steel is a versatile material that can be fabricated into a wide variety of shapes and sizes, allowing for greater flexibility and creativity in the design of a building. Structural steel is also easy to assemble and install, which can save time and money during the construction process. Finally, steel is a sustainable material that is 100% recyclable, making it an environmentally-friendly choice for large construction projects.

Q: What types of structures can be built using structural steel?

A: Structural steel fabrication can be used to build a wide variety of structures, including buildings, bridges, stadiums, and even roller coasters. Any structure that requires strength, durability, and flexibility can benefit from the use of structural steel.

Q: How is structural steel fabricated?

A: Structural steel fabrication involves several steps, including cutting, shaping, and assembling steel components. The process typically begins with the creation of detailed plans and drawings, which are used to guide the fabrication process. The steel components are then cut and shaped using a variety of tools, state-of-the-art equipment, and skilled techniques, such as saws, plasma cutters, and bending machines. Once the components have been cut and shaped, they are assembled using welding or bolting methods.

As one of the leading structural steel manufacturers in China, we warmly welcome you to buy cheap structural steel for sale here from our factory. All customized products are with high quality and competitive price. For pricelist and free sample, contact us now.

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