High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 2000000 m.t./month
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Specifications of High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
Production Standard: GB 11264-89, DIN, AREMA, JIS, BS, UIC, etc.
Sizes: 9kg, 12kg, 15kg, 22kg, 30kg
Length: 6m-25m according to the requriements of the clients
Material: Q235B, 55Q, 900A, etc.
Alloy No | Grade | Element(%) | ||||
C | Mn | S | P | Si | ||
Q235 | B | 0.12—0.20 | 0.3—0.7 | ≤0.045 | ≤0.045 | ≤0.3 |
Invoicing on theoretical weight or actual weight as customer request
Usages of High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
Light rail is mainly used in forest region, mines, factories and construction sites laid of the place such as temporary transport line and light motorcycles with line. Be widely used for railway, subway, transportation track, express, curve way, tunnel way and so on.
Packaging & Delivery of High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
1. Packing: it is nude packed in bundles by steel wire rod
2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load
3. Marks:
Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.
Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.
If loading by container the marking is not needed, but we will prepare it as customer request.
4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.
5. Delivered by container or bulk vessel
6. Delivery Time: All the Hot Rolled Steel Rail will be transpoted at the port of Tianjin, China within 30 days after receiving the advance payment by T/T or the orginal L/C at sight.
Inspection of High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
We will send the MTC of the factory to the clients dirrectly which contain the anlisis of the heat, chemiqul composition, phisical characteristicas, etc.
And our inspectors will arrive at the factory to meke the inspection of the size, length, weight and quantity before the transportation from the factory.
FAQ
Q1: What is the normal tolerance of High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q?
A1: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
Q2: Can fit in the containers of 20inches the steel beams of 6M?
A2: No proble, we can put them into the containers in the form sideling.
Q3: The products are invoicing on theoritical weight or on actual weight?
A3: We can do it in both manners, according to the customers' request.
- Q:What are the disadvantages of steel rails?
- One disadvantage of steel rails is their susceptibility to corrosion. Over time, exposure to moisture and other environmental factors can cause the steel to rust, leading to structural weakness and increased maintenance needs. Additionally, steel rails can be more expensive to manufacture and install compared to alternative materials such as concrete. They also tend to be heavier, which can result in higher transportation costs. Finally, steel rails may produce more noise and vibration, which can be disruptive to nearby residents or cause discomfort for passengers.
- Q:How do steel rails handle the effects of extreme temperatures?
- Steel rails are designed to handle the effects of extreme temperatures through a combination of materials and engineering techniques. The steel used in rails is selected for its high strength and resistance to temperature changes. Additionally, rails are designed with expansion joints and flexible fastening systems to allow for thermal expansion and contraction. This helps to prevent buckling or warping of the rails during temperature fluctuations. Regular maintenance and inspection also play a crucial role in ensuring the safe operation of steel rails in extreme temperature conditions.
- Q:How do steel rails contribute to the overall durability of railway tracks?
- Steel rails contribute to the overall durability of railway tracks by providing a strong and stable foundation for trains to travel on. The high tensile strength of steel allows the rails to withstand heavy loads and constant usage without bending or deforming. Additionally, steel rails have excellent resistance to wear and tear, reducing the need for frequent replacement and ensuring the longevity of the tracks.
- Q:What are the factors considered in determining the rail gauge for steel rails?
- The factors considered in determining the rail gauge for steel rails primarily include the anticipated level of traffic, the weight and speed of trains, geographical constraints, and safety considerations.
- Q:How do steel rails contribute to reducing train travel time?
- Steel rails contribute to reducing train travel time in several ways: 1. Durability: Steel rails are highly durable and can withstand heavy loads and constant train traffic. This means that they require less maintenance and replacement compared to other materials like wood or concrete. This allows trains to operate at higher speeds without the need for frequent repair or replacement, thus reducing travel time. 2. Smooth surface: Steel rails have a smooth surface with minimal friction. This allows trains to glide smoothly over the tracks, resulting in less energy loss and faster acceleration. The reduced friction also enables trains to maintain higher speeds, ultimately reducing travel time. 3. Higher weight-bearing capacity: Steel rails have a higher weight-bearing capacity compared to other materials. This means that trains can carry heavier loads and operate at higher speeds without causing significant damage to the tracks. This increased capacity reduces the need for speed restrictions, allowing trains to travel faster and complete their journeys in less time. 4. Alignment and precision: Steel rails are manufactured with precision, ensuring accurate alignment and stability. This alignment reduces the risk of derailment and improves overall safety. Additionally, the smooth and stable surface of steel rails allows for more efficient operation of train control systems, such as signaling and communication technologies. These systems contribute to maintaining consistent train speeds and reducing travel time. 5. Compatibility with advanced technologies: Steel rails are compatible with various advanced technologies, such as magnetic levitation (maglev) systems. Maglev trains utilize magnetic forces to eliminate friction between the train and the track, allowing for extremely high speeds. Steel rails provide a stable base for the maglev technology, further enhancing the reduction in travel time. In summary, steel rails contribute to reducing train travel time through their durability, smooth surface, weight-bearing capacity, alignment and precision, and compatibility with advanced technologies. These factors allow trains to operate at higher speeds, maintain consistency, and reduce the need for frequent maintenance, resulting in faster and more efficient travel.
- Q:What is the role of steel rails in reducing train noise?
- The role of steel rails in reducing train noise is primarily to provide a smooth and stable surface for the train wheels to roll on. Steel rails are designed to be durable and precisely aligned, which helps minimize vibrations and noise generated by the train's movement. Additionally, the use of steel rails allows for better weight distribution and reduces friction between the wheels and tracks, further reducing noise levels.
- Q:Are steel rails prone to rail breakages?
- While steel rails are commonly regarded as being extremely durable and resistant to breakages, it is important to acknowledge that they are not entirely impervious to the possibility of rail breakages. There are multiple factors that can contribute to rail breakages, including the age and condition of the rail, heavy loads, excessive vibrations, and extreme weather conditions. Rail breakages can be caused by various factors, such as fatigue cracks, corrosion, and manufacturing defects. Over time, constant usage and heavy loads can result in fatigue cracks forming in the steel rails, which can eventually lead to a rail breakage. Furthermore, corrosion caused by moisture and environmental factors can weaken the rail structure, making it more susceptible to breakages. Manufacturing defects can also play a role in rail breakages. Despite the implementation of rigorous quality control measures by manufacturers, occasional defects may still occur, compromising the integrity of the rail and increasing the risk of breakages. However, it is important to note that rail breakages are relatively infrequent events. Railroads and infrastructure companies regularly inspect and maintain their rail networks in order to detect and address any potential issues before they develop into major problems. Advanced technologies, such as ultrasonic testing and continuous monitoring systems, are employed to identify early signs of rail defects and prevent breakages. In conclusion, while steel rails are generally regarded as being highly reliable and durable, they are not completely immune to rail breakages. Nevertheless, with proper maintenance and regular inspections, the risk of rail breakages can be significantly minimized, ensuring the safe and efficient operation of railway networks.
- Q:What are the different fastening systems used for steel rails?
- There are several different fastening systems used for steel rails, including the Pandrol clip system, Vossloh fastening system, and the KPO system. These systems are designed to securely attach the steel rails to the sleepers or ties, ensuring stability and safety for railway tracks.
- Q:How are steel rails affected by dynamic loads?
- Steel rails are significantly affected by dynamic loads. Dynamic loads refer to the forces and vibrations experienced by the rails when trains pass over them at high speeds. These loads can have both short-term and long-term effects on the steel rails. In the short term, dynamic loads cause immediate stresses and deformations in the rails. When a train passes over the rails, the weight of the train and the speed at which it is traveling create impact forces on the rails. This impact can lead to rail bending, known as rail deflection or rail sag, and rail vibrations. The severity of these effects depends on various factors such as train speed, axle load, and track conditions. Rail deflection is a significant concern as it can lead to an uneven track profile, affecting the train's stability and ride quality. Additionally, rail vibrations caused by dynamic loads can result in excessive noise, discomfort for passengers, and even structural damage to adjacent buildings or structures. Over the long term, repeated dynamic loads can lead to fatigue in the steel rails. Fatigue occurs when the rail material undergoes cyclic stress, resulting in the development of cracks. These cracks can propagate and eventually lead to rail failure if not detected and repaired in a timely manner. Fatigue-related failures are a major concern for rail infrastructure, as they can lead to train derailments, service interruptions, and safety hazards. To mitigate the effects of dynamic loads on steel rails, various measures are taken. This includes regular inspection and maintenance of the rail network to detect and repair any defects or signs of fatigue. Additionally, proper design and construction techniques are employed to ensure that the rails can withstand the expected dynamic loads. Advanced technologies, such as continuous welded rail and resilient track fastening systems, are also used to enhance the rail's resistance to dynamic loads and reduce the associated vibrations. In conclusion, dynamic loads have a significant impact on steel rails. They cause immediate stresses and deformations, leading to rail deflection and vibrations. Over time, repeated dynamic loads can result in fatigue and the development of cracks in the rails. Proper maintenance, design, and technology implementation are crucial to ensure the safe and efficient operation of rail infrastructure despite these dynamic loads.
- Q:Can steel rails be reused after removal?
- After being removed, steel rails can indeed be reused. Due to wear and tear or the need for upgrades, railway tracks often have to part ways with their steel rails. Nevertheless, these rails still hold significant value and can be given new purposes in various ways. A prevalent method involves selling the dismantled steel rails to scrapyards, where they undergo recycling and contribute to the production of fresh steel goods. By recycling steel rails, the steel industry lessens its reliance on raw material mining and helps conserve our precious natural resources. Apart from recycling, steel rails lend themselves well to other construction projects. For instance, they can be repurposed as industrial or agricultural barriers or fences. Their durability and strength make them ideal for such applications, providing a cost-effective and sustainable solution. All in all, the ability to reuse steel rails after removal plays a vital role in the circular economy, reducing waste and maximizing the value of this valuable resource.
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High Quality Hot Rolled Light Steel Rail for Minas Q235,55Q
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 2000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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