Bright Drawn Steel Bar
It is made by drawing process, which makes its surface very bright. This steel bar has precise dimensions and extremely small diameter tolerance, which can meet the needs of precision assembly. Bright drawn steel bar has good strength and toughness, can withstand large external forces, whether it is tension, pressure or bending force, it can effectively cope with it, ensuring safe and stable use. It has excellent processing performance, easy to cut, drill, turn, etc., and is convenient for manufacturing parts of various shapes. It is widely used in the production of shafts and rods in the field of mechanical manufacturing, the manufacturing of some parts in the automotive industry, as well as in the fields of architectural decoration and hardware products.
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Product Introduction
Bright drawn steel bar is made by drawing process, which makes its surface very bright. This steel bar has precise dimensions and extremely small diameter tolerance, which can meet the needs of precision assembly. Bright drawn steel bar has good strength and toughness, can withstand large external forces, whether it is tension, pressure or bending force, it can effectively cope with it, ensuring safe and stable use. It has excellent processing performance, easy to cut, drill, turn, etc., and is convenient for manufacturing parts of various shapes.
Detailed Production Process
The production process of bright drawn steel bars is a precise, multi-step process. The core processes are as follows:
Raw Material Preparation: High-quality hot-rolled black steel bars are selected as the base material. The appropriate carbon steel or alloy steel material is chosen based on the final product requirements.
Pretreatment: The base material is pickled to remove surface oxide scale, followed by lubrication treatment to prepare for the subsequent cold drawing process.
Cold Drawing: At room temperature, the pretreated steel bars are drawn using a special die, causing plastic deformation to obtain the required cross-sectional shape and dimensions.
Finishing: Depending on the product's precision requirements, subsequent processing such as peeling, centerless grinding, and polishing can be performed to further improve surface finish and dimensional accuracy.
Heat Treatment: Some products undergo annealing and tempering heat treatment as required to adjust the balance of hardness and toughness of the material, meeting the mechanical performance requirements of specific applications.
Precision Straightening and Cutting: The straightness of the steel bars is ensured using precision straightening equipment, and finally, they are cut to length according to customer requirements to complete the finished product production.
product Applications
Brightly drawn mild steel flat bars, with their comprehensive advantages, are widely used in the manufacture of precision parts in multiple industries:
Automotive Industry: Engine parts, drive shafts, steering system components, shock absorber spindles, seat adjustment mechanisms, etc.
Machinery Manufacturing: Various precision shafts, gears, bolts and nuts, couplings, bearing housings, hydraulic system components
Fluid Control: Valve cores, valve stems, pipe fittings, pump shafts, hydraulic cylinder piston rods
Architectural Hardware: High-end door and window accessories, curtain wall connectors, precision fasteners
Product Advantages
Surface Quality: Brightly polished and clean, free of oxide scale, with extremely low roughness, providing a mirror-like reflective effect. It can be directly applied to electroplating, spraying, and other surface treatments without additional polishing.
Dimensional Accuracy: Extremely tight tolerance control, excellent straightness, and regular cross-sectional shape reduce subsequent machining allowances, improving material utilization and production efficiency.
Mechanical Properties: Cold deformation strengthening significantly enhances tensile strength, yield strength, and hardness. The dense and uniform microstructure ensures stable and reliable mechanical properties.
Machining Performance: Brightly drawn bars offer excellent machinability, suitable for high-speed precision machining. Low tool wear allows for the production of high-precision parts.
Economy: Reduces secondary machining steps, shortens production cycles, and lowers overall manufacturing costs.
Appearance: The glossy surface enhances the visual appeal of the product, making it particularly suitable for applications where aesthetics are critical.
About Us
Jiangsu Zhongao New Steel Technology is located at No. 1, Baihe Road, Hudai Town, Binhu District, Wuxi City. As a professional steel manufacturer registered with approval from relevant national authorities, it focuses on the processing, production and wholesale distribution of various quality steel products.
Its product range covers cold-drawn round steel, heat-treated round steel, cold-drawn bright round steel, cold-drawn square steel and cold-drawn hexagonal steel, meeting the diverse needs of different customers.
The company's cold-drawn steel series are widely applied across multiple key industries. They support clean energy development in wind power anchor bolt high-strength fasteners, provide solid material backing for machinery manufacturing and light industry special tools, and deliver excellent performance in automotive parts, hardware and electrical appliances, instrument panel standard parts, elevator car components, medical diagnostic parts, logistics and conveying equipment.
Adhering to the concept of offering premium products and services, Jiangsu Zhongao New Steel Technology relies on professional technology and strict quality control to keep innovating. Choosing the company means choosing professionalism and reliability, which provides solid steel support for projects and facilitates mutual development for a better future.
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