Supply Steel Flat; Flat Steel Bars with High Quality

Supply Steel Flat; Flat Steel Bars with High Quality System 1

Supply Steel Flat; Flat Steel Bars with High Quality

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 3000 m.t.

Supply Capability:: 10000 m.t./month

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Product Description:

Spring Steel can be divided into two types. One is carbon spring steel, and other one is alloy spring steel.

Alloy spring steel is based on carbon spring steel, by adding one or more alloying elements to improve the mechanical properties, hardenability and other properties to meet the requirement for manufacturing all kinds of spring steel.

Specification of Spring Steel:

-Material: 70Si2CrA

-Production: Hot rolled or cold rolled

-Standard: GB/T·5218-1999

-Type: Spring Steel

-Alloy or no: Alloy

Mechanical Properties:

-Annealing Condition:

1, Tensile Strength: σb/MPa：≤835

2, Elongation: δ/%：≥8

-Quencher condition:

1, Tensile strength: σb/MPa：785~1175

2, Elongation: -

Usage/Applications of Spring Steel:

For manufacturing all kinds of flat spring or round spring with small sections, clockwork spring,

Packaging & Delivery of Spring Steel:

-Packing Detail: The products can be packed in bundles by steel wires.

-Marks:

1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.

2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.

-Delivery Detail:

1, Delivery time: 30~45 working days after receive buyer’s T.T. or L/C.

2, Delivery status should be written in the contract. (Heat treatment or no)

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Supply Steel Flat; Flat Steel Bars with High Quality

Q:What is flat steel for?: Hot rolled flat steel is a general purpose rectangular cross section strip. The specifications are expressed in millimeters of thickness * width, flat steel can be finished steel, used for components, ladders, bridges and fences, etc.. Flat steel can also be used to weld rigid steel and billets and slabs of laminated sheets. (material: Q215, Q235), the implementation standard: GB704 - 1988 instead of GB704 - 83, this standard applies to the thickness of 3~60mm, width of 10~200mm, cross section of rectangular hot rolled flat steel for general use. Delivery status: flat steel delivered by straight line. Measurement: flat length and length of flat steel, according to the theoretical weight of delivery.

Q:What is the fire resistance of a steel flat bar?: The fire resistance of a steel flat bar relies on a number of factors, which include the steel's specific composition, size, and thickness, as well as the intensity and duration of the fire. Steel is generally acknowledged for its high melting point and structural integrity, even when subjected to high temperatures. In comparison to materials like wood or plastic, steel possesses greater fire resistance. However, if subjected to extremely high temperatures, steel can weaken and ultimately distort or collapse. To enhance its fire resistance, steel is often coated with fire-resistant substances or combined with other fireproofing measures in fire-resistant applications. Consequently, it is crucial to consult fire safety standards and regulations, while also considering additional fire protection measures, in order to ensure the appropriate fire resistance of a steel flat bar in a specific application.

Q:What are the different methods of surface patterning for steel flat bars?: There are several different methods of surface patterning for steel flat bars, each offering unique benefits and characteristics. 1. Hot Rolling: This method involves passing the steel flat bar through a series of heated rollers, which creates a uniform surface pattern. Hot rolling can produce patterns such as diamond, tear, or checker plate, providing enhanced grip and aesthetic appeal. 2. Cold Rolling: Similar to hot rolling, cold rolling involves passing the steel flat bar through a set of rollers. However, this process is performed at room temperature, resulting in a smoother and more refined surface pattern. Cold rolling is commonly used to create patterns like smooth or brushed finishes. 3. Embossing: Embossing is a technique that uses high pressure to imprint a pattern onto the surface of the steel flat bar. This method allows for the creation of intricate designs and textures, making it ideal for decorative purposes. 4. Sandblasting: Sandblasting involves blasting fine particles of sand or other abrasive materials onto the surface of the steel flat bar. This process creates a rough and textured finish, commonly used to enhance grip or create a unique aesthetic appearance. 5. Acid Etching: Acid etching is a chemical process that involves applying an acid solution to the surface of the steel flat bar. The acid selectively removes the top layer of the metal, creating a pattern or design. Acid etching is commonly used to create intricate and detailed patterns on the surface of the steel. 6. Laser Cutting: Laser cutting uses a high-powered laser beam to cut or engrave patterns onto the surface of the steel flat bar. This method provides precise and accurate results, allowing for the creation of complex designs and patterns. 7. Powder Coating: Powder coating involves applying a dry powder onto the surface of the steel flat bar and then heating it to form a protective and decorative coating. This method allows for the application of various colors and finishes, providing both aesthetic appeal and corrosion resistance. Overall, the different methods of surface patterning for steel flat bars offer a wide range of options for enhancing grip, improving aesthetics, and providing protection against corrosion. The choice of method depends on the desired pattern, functionality, and intended application of the steel flat bar.

Q:Do steel flat bars have a specific tolerance range?: Steel flat bars indeed possess a specific tolerance range. Tolerance pertains to the permissible deviation from the designated dimensions or attributes of a product. In relation to steel flat bars, the tolerance range typically encompasses variances in terms of thickness, width, and length. The precise tolerance range may differ based on manufacturing standards, steel grade, and the intended application of the flat bars. These tolerances hold significance in guaranteeing that the flat bars satisfy the necessary specifications and can be efficiently utilized in diverse construction and industrial applications.

Q:Are steel flat bars resistant to impact or vibration?: Steel flat bars are known for their high strength and durability, which makes them highly resistant to impact and vibration. The composition of steel, along with its structural integrity, enables it to absorb and distribute the energy generated from an impact or vibration. This characteristic makes steel flat bars ideal for various applications where resistance to impact or vibration is crucial, such as in construction, automotive, and industrial settings. Additionally, steel's ability to withstand impacts and vibrations ensures the longevity of structures and components, reducing the risk of damage or failure.

Q:What is the maximum thickness available for steel flat bars?: The maximum thickness available for steel flat bars can vary depending on the specific manufacturer and supplier. However, typically, steel flat bars can be found in thicknesses ranging from 1/8 inch to 1 inch or more.

Q:Can steel flat bars be used for making brackets or supports for telecommunications towers?: Yes, steel flat bars can be used for making brackets or supports for telecommunications towers. Steel is commonly used in the construction of telecommunications towers due to its strength, durability, and ability to withstand harsh weather conditions. Steel flat bars can be easily fabricated and customized to meet the specific requirements of the tower, providing reliable support and stability.

Q:How strong are steel flat bars?: Steel flat bars are known for their strength and durability. The strength of steel flat bars can vary depending on the grade and composition of the steel used. Steel flat bars are commonly made from mild steel, which has a relatively low carbon content, making it more ductile and easier to work with. Mild steel flat bars have a moderate strength and are suitable for various applications such as construction, manufacturing, and fabrication. On the other hand, high-strength steel flat bars, such as those made from alloy steels or heat-treated steels, have significantly higher strength properties. These types of steel flat bars are specifically designed to withstand heavy loads, resist deformation, and provide structural support in demanding applications. They are commonly used in industries such as construction, automotive, and aerospace. Overall, steel flat bars are generally considered to be strong and capable of withstanding substantial amounts of force and weight. However, it is important to choose the appropriate grade and size of steel flat bar for the intended application to ensure optimal strength and performance. Consulting with a structural engineer or steel supplier can help determine the most suitable type of steel flat bar for a particular project.

Q:How do you determine the quality of a steel flat bar?: The quality of a steel flat bar can be determined by considering a few factors. Firstly, the material composition should be examined, including the type of steel used and any additional alloying elements. The manufacturing process and standards followed during production also play a crucial role. Inspecting the surface finish, ensuring it is smooth and free from defects or imperfections, is essential. Additionally, evaluating the dimensions, such as width, thickness, and length, to meet the required specifications is important. Finally, conducting tests for strength, hardness, and resistance to corrosion can further help in assessing the quality of a steel flat bar.

Q:What are the safety considerations when working with steel flat bars?: When working with steel flat bars, important safety considerations include wearing appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toed boots to protect against potential injuries from sharp edges or falling bars. It is crucial to ensure that the work area is well-ventilated and free from any flammable materials as sparks generated during cutting or welding processes can pose fire hazards. Additionally, proper handling techniques should be followed to avoid strains or injuries, and using appropriate tools and equipment, such as clamps or vices, can help stabilize the bars and minimize the risk of accidents.

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