Ribbed Steel Bar Direct

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Product Description:

OKorder is offering Ribbed Steel Bar Direct at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

Product Applications:

Ribbed Steel Bar Direct are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

Product Advantages:

OKorder's Ribbed Steel Bar Direct are durable, strong, and resist corrosion.

Main Product Features:

· Premium quality

· Prompt delivery & seaworthy packing (30 days after receiving deposit)

· Corrosion resistance

· Can be recycled and reused

· Mill test certification

· Professional Service

· Competitive pricing

Product Specifications:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled

Chinese Standard (HWT)	Weight (Kg/m)	6m (pcs/ton)	Light I (HWT)	Weight (Kg/m)	6m (pcs/ton)	Light II (HWT)	Weight (Kg/m)	6M
100684.5	11.261	14.8	100664.3	10.13	16.4	100644	8.45	19.7
120745.0	13.987	11.9	120724.8	12.59	13.2	120704.5	10.49	15.8
140805.5	16.89	9.8	140785.3	15.2	10.9	140765	12.67	13.1
160886	20.513	8.1	160865.8	18.46	9	160845.5	15.38	10.8
180946.5	24.143	6.9	180926.3	21.73	7.6	180906	18.11	9.2
2001007	27.929	5.9	200986.8	25.14	6.6	200966.5	20.95	7.9
2201107.5	33.07	5	2201087.3	29.76	5.6	2201067	24.8	6.7
2501168	38.105	4.3	2501147.8	34.29	4.8	2501127.5	28.58	5.8
2801228.5	43.492	3.8	2801208.2	39.14	4.2	2801208	36.97	4.5
3001269	48.084	3.4	3001249.2	43.28	3.8	3001248.5	40.87	4
3201309.5	52.717	3.1	3201279.2	48.5	3.4
36013610	60.037	2.7	3601329.5	55.23	3

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.

Q4: What makes stainless steel stainless?

A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q5: Can stainless steel rust?

A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.

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Ribbed Steel Bar Direct

Q: How do steel billets compare to other metal billets?: Steel billets are generally considered superior to other metal billets due to their high strength, durability, and versatility. Steel billets offer excellent weldability, machinability, and resistance to corrosion, making them suitable for a wide range of applications in industries such as construction, automotive, and manufacturing. Additionally, steel billets can be easily modified and shaped into various forms, allowing for efficient and precise fabrication processes.

Q: How are steel billets inspected for surface defects?: To ensure the quality and integrity of steel billets, a variety of methods and techniques are employed to inspect them for surface defects. One way is through visual inspection, where trained inspectors carefully scrutinize the billets for any visible flaws such as cracks, scratches, pits, or unevenness. They utilize appropriate lighting and magnification tools to conduct a thorough examination of the entire surface. Another method in use is dye penetrant testing. This involves applying a liquid dye to the billet's surface, allowing it to seep into any cracks or defects. After a designated period, excess dye is removed and a developer is added. The developer brings out the dye from any defects, making them clearly visible and easily identifiable. Magnetic particle inspection is another widely utilized technique. During this process, the billets are magnetized, and iron particles are applied to the surface. Any surface flaws disrupt the magnetic field, causing the iron particles to gather around the defect, thus making them easily detectable upon inspection. This method proves particularly effective for identifying defects such as surface cracks. Ultrasonic testing is also commonly employed to inspect steel billets. It entails transmitting high-frequency sound waves through the material, which then produce reflections or echoes when encountering any surface defects or internal flaws. These reflections are detected and analyzed, providing valuable information about the defect's size, location, and type. Furthermore, eddy current testing can be utilized to inspect steel billets for surface defects. This method involves passing an alternating current through a probe positioned near the billet's surface. Any defects or variations in the material's conductivity cause changes in the eddy currents, which can be detected and analyzed to identify surface defects. In conclusion, steel billets undergo meticulous inspection utilizing a combination of visual, dye penetrant, magnetic particle, ultrasonic, and eddy current testing methods. This ensures that any surface defects are promptly identified and addressed, thereby guaranteeing the quality and reliability of the final product.

Q: Can steel billets be coated for improved aesthetic appearance?: Yes, steel billets can be coated with various materials such as paints, lacquers, or powder coatings to enhance their aesthetic appearance.

Q: Billet production process: Billets are produced by three process methods:First, through the steelmaking system of continuous casting equipment, from the direct pouring of molten steel billet;Two is the steel ingot produced by the steelmaking system or the continuous casting billet processed by the rolling equipment of the steel rolling system, and the three is the semi-finished product processed by the forging equipment of the steel ingot produced by the steelmaking system.

Q: How can steel billets be customized for specific applications?: Steel billets have the potential to be tailored to specific applications using a variety of techniques and processes. One commonly used method involves subjecting the billets to controlled heating and cooling cycles, known as heat treatment, in order to modify their mechanical properties. This can involve processes like annealing, quenching, tempering, or normalizing, which can help achieve desired levels of hardness, toughness, or ductility. Another way to customize steel billets is through alloying, which involves adding specific elements like chromium, nickel, or molybdenum to the steel composition. This enhances the properties of the billets to meet the requirements of different applications. For instance, adding chromium can improve corrosion resistance, while nickel can enhance strength and toughness. Moreover, the shape and size of steel billets can be customized. Depending on the intended use, billets can be cast into various shapes such as round, square, or rectangular, to better suit their purpose. Additionally, the dimensions of the billets can be adjusted to specific requirements, allowing for more efficient processing and minimizing material waste. Surface treatments can also be applied to steel billets to further customize them for specific applications. These treatments, including shot blasting, pickling, or coating, improve the surface finish, remove impurities, and provide protection against corrosion. Overall, the customization of steel billets for specific applications involves a combination of heat treatment, alloying, shaping, and surface treatments. Through these processes, the mechanical properties, composition, shape, and surface characteristics of the billets can be fine-tuned to meet the specific requirements of different industries and applications.

Q: How are steel billets rolled or forged into other shapes?: Various shapes can be achieved from steel billets through the process of rolling or forging. Rolling entails passing the heated billet through a series of rollers that exert pressure to reshape the material. This method is commonly employed to fabricate long and flat shapes such as sheets, plates, and bars. Before rolling, the billet is heated to a specific temperature to increase its malleability. It is then introduced into the rolling mill, where a pair of rotating rollers applies pressure to reduce its thickness and elongate it. The rollers can have either smooth or grooved surfaces, depending on the desired shape of the end product. The billet undergoes multiple passes through the rollers, gradually diminishing its thickness and increasing its length. This process can be repeated with different sets of rollers to achieve precise dimensions and cross-sectional shapes. Finally, the product is cooled and cut to the desired length. On the other hand, forging involves applying compressive forces to the heated billet in order to shape it into various forms. There are two primary types of forging processes: open-die forging and closed-die forging. In open-die forging, the heated billet is inserted between two flat dies, and pressure is exerted by a hammer or press to deform the material. The billet is repeatedly struck or pressed until it takes on the desired shape. This method is commonly used for the production of large and intricate shapes, such as crankshafts, connecting rods, and turbine discs. Closed-die forging, also referred to as impression-die forging, entails the use of two or more dies with cavities that mirror the desired shape of the final product. The heated billet is positioned between the dies, and pressure is applied to compel the material into the cavities, completely filling them. This process is often employed for the fabrication of smaller and more intricate shapes, such as automotive parts, hand tools, and fittings. Both rolling and forging processes necessitate the heating of the billet to a specific temperature in order to enhance its ductility and facilitate shaping. The choice between rolling and forging depends on factors such as the desired shape, size, and mechanical properties of the final product.

Q: What are the factors that affect the quality of steel billets?: There are several factors that can affect the quality of steel billets, including the composition of the raw material used, the temperature and duration of the melting process, the presence of impurities, the cooling rate during solidification, and the subsequent heat treatment processes. Other factors may include the equipment used for casting and rolling, the control of process parameters, and the overall quality management system in place.

Q: What are the different surface defects found in alloy steel billets?: Some common surface defects found in alloy steel billets include cracks, laps, seams, scabs, and surface scale. These defects can occur during the manufacturing process or as a result of handling and transportation.

Q: What are the common defects in billet? What's the cause?: 4. Tungsten inclusion;Six, arc scratch and heat crack and overlap: 1:Two reheat cracks 3 cracks

Q: What is the role of steel billets in the manufacturing of automotive body panels?: The manufacturing of automotive body panels heavily relies on steel billets, which are essential semi-finished metal products. These billets serve as the initial material for creating various components that compose a car's body. The primary rationale behind using steel billets in this process lies in their exceptional strength and durability. Automotive body panels need to endure different external forces and impacts, such as collisions, extreme weather conditions, and everyday wear and tear. Steel, being a robust and inflexible material, provides the necessary structural integrity to ensure the vehicle's safety and longevity. Furthermore, steel billets offer versatility in terms of design and customization. They can be effortlessly molded and shaped into different forms and sizes, enabling manufacturers to produce body panels with precise specifications. This adaptability allows for the creation of diverse car models with unique designs that meet the varied demands of consumers. Additionally, steel billets are favored for their cost-effectiveness. Steel is a widely available and relatively inexpensive material, making it a practical option for large-scale production. Moreover, its recyclability further reduces production costs and lessens environmental impact. In conclusion, the role of steel billets in the manufacturing of automotive body panels is of utmost importance. They provide the necessary strength, durability, versatility, and cost-effectiveness required for producing high-quality and dependable car bodies.

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