Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
- 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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Specifications of Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
Sizes: 38kg, 43kg, 45kg, 50kg, 60kg
Production Standard: GB2585-81, AREMA, DIN, JIS, EN, etc.
Length: 6M-25M as the requriement of the client
Material: 50Mn, U71Mn, 900A, R260, etc.
Grade | Element(%) | ||||
C
| Mn | S
| P
| Si
| |
U71Mn
|
0.65—0.76 |
1.10—1.40 |
≤0.030 |
≤0.035
|
0.15-0.35
|
Invoicing on theoretical weight or actual weight as customer request
Payment terms: 30% advance payment by T/T, 70% payment against the copy of the B/L; 100% L/C at sight, etc.
Applications of Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
Heavy rail is suitable for the laying of main trunk line of the curves and the orbit of the tunnel can also be used for tower crane and other crane track. Be used for railway, subway, curve way, tunnel way, etc.
Packaging & Delivery of Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
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 Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
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: Why buy Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard 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 Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard?
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: What is the normal tolerance of Hot Rolled Mild Steel Angle Beams for Structures and for Buildings?
A3: Normally 3%-5%, but we can also produce the goods according to the customers' request
- Q: Can steel rails be used for military transport systems?
- Yes, steel rails can be used for military transport systems. Steel rails are commonly used in various transportation systems, including military ones. Steel rails provide a reliable and durable foundation for trains and other vehicles to travel on. They offer superior strength and stability, capable of handling heavy loads and withstanding harsh conditions. Military transport systems often require the movement of heavy equipment, troops, and supplies over long distances. Steel rails provide a safe and efficient means of transportation, allowing for the smooth movement of these materials. They also allow for faster travel speeds, which can be crucial in military operations. Furthermore, steel rails can be easily laid and maintained, making them a cost-effective solution for military transport systems. They can be quickly installed in various terrains, including challenging environments such as battlefields. Additionally, steel rails have a long lifespan and are resistant to wear and tear, reducing the need for frequent repairs or replacements. In summary, steel rails are a suitable choice for military transport systems due to their strength, stability, and durability. They facilitate the efficient movement of heavy loads and provide a reliable means of transportation in various terrains. Overall, steel rails play a crucial role in supporting military operations and logistics.
- Q: What are the main types of steel rails?
- The main types of steel rails are classified into three categories: light rails, heavy rails, and crane rails. Light rails are typically used in light-duty applications such as tramways and light industrial tracks. Heavy rails, on the other hand, are used for heavy-duty applications like mainline railways and high-speed tracks. Crane rails are specifically designed to withstand the heavy loads and constant movement of cranes in industrial environments.
- Q: How do steel rails handle vibrations and shock?
- Steel rails are specifically designed to handle vibrations and shock in order to ensure the safety and smooth operation of trains. The material properties of steel, such as its high strength and resilience, make it an excellent choice for rail construction. Steel rails are able to absorb and dissipate vibrations and shock due to their inherent elasticity. When a train passes over the rails, the steel flexes slightly to absorb the impact. This flexing action helps to distribute the load of the train more evenly along the rail and reduces the impact on the track structure. Additionally, steel rails are typically supported by wooden or concrete sleepers, which act as a cushioning layer between the rails and the ground. These sleepers further help to dampen vibrations and shock by providing a buffer between the rigid steel rails and the track bed. To further enhance the ability of steel rails to handle vibrations and shock, they are regularly inspected and maintained. Any defects or damage, such as cracks or deformations, are identified and repaired promptly to ensure the integrity of the rail system. In summary, steel rails are designed to handle vibrations and shock by utilizing their elasticity, along with the support of sleepers, to absorb and distribute the impact of passing trains. Regular maintenance and inspection are essential in order to ensure the continued safe and efficient operation of rail systems.
- Q: How are steel rails affected by heavy industrial loads?
- Steel rails are designed to withstand heavy industrial loads, such as trains carrying heavy cargo or machinery. However, continuous exposure to such loads can have an impact on their structural integrity over time. The weight and pressure exerted by heavy industrial loads can lead to various forms of wear and tear on the steel rails. One of the most common effects is the development of wear, known as rail abrasion. This occurs when the heavy loads cause friction between the rails and the wheels, resulting in a gradual loss of material from the rail surface. Over time, this can lead to a decrease in the rail's height and affect its ability to support heavy loads. Rail abrasion can also create rough surfaces or irregularities on the rail, which can further increase the wear and tear on the wheels of the industrial loads. Another effect of heavy industrial loads on steel rails is the occurrence of rail fatigue. This happens when the repetitive stress and impact from heavy loads cause microcracks to form in the rail material. These cracks can gradually propagate and eventually lead to rail failure if not detected and repaired in a timely manner. Rail fatigue is a significant concern as it can result in derailments or other accidents if left unaddressed. Additionally, heavy industrial loads can also affect the rail alignment. The constant pressure and vibrations from these loads can cause the rails to shift slightly, leading to misalignment. This misalignment can result in increased wear on the rails and wheels, as well as impact the overall stability and safety of the railway system. To mitigate the effects of heavy industrial loads on steel rails, regular maintenance and inspection programs are crucial. This includes monitoring the wear and tear on the rails, identifying and repairing any cracks or defects, and ensuring proper alignment. Furthermore, advancements in rail design and materials have been made to enhance their durability and resistance to heavy industrial loads, improving the longevity and safety of rail infrastructure.
- Q: What are the factors that determine the lifespan of steel rails?
- Several factors contribute to the lifespan of steel rails, including the quality of the steel used, maintenance and inspection efforts, operating conditions and loads, and environmental influences that can speed up deterioration. To begin, the quality of the steel utilized in rail manufacturing plays a pivotal role in determining how long the rails will last. Opting for high-quality steel with the correct composition and properties enhances its resistance to wear, fatigue, and corrosion, resulting in an extended lifespan. Next, the level of maintenance and inspection the rails receive is crucial. Regularly inspecting and maintaining the rails helps identify and promptly address any issues like cracks, deformations, or corrosion. Taking timely action through repairs and replacements goes a long way in prolonging the rails' lifespan by preventing further damage and ensuring their structural integrity. Furthermore, the operating conditions and loads imposed on the steel rails have a significant impact on their lifespan. Heavy traffic, high-speed trains, and heavy loads expedite wear and fatigue, leading to a shorter lifespan. Proper design and construction of the rail infrastructure, such as utilizing appropriate rail profiles and ensuring adequate support and alignment, can mitigate these factors and increase the rails' lifespan. Lastly, environmental factors also influence the lifespan of steel rails. Exposure to extreme weather conditions, such as extreme temperatures, moisture, or chemical pollutants, fosters corrosion and accelerated deterioration. Employing proper protective coatings, regular cleaning, and suitable drainage systems help counteract these environmental factors and prolong the rails' lifespan. In conclusion, the lifespan of steel rails is determined by the quality of the steel, maintenance and inspection efforts, operating conditions and loads, and environmental influences. By addressing these factors effectively, railway operators can ensure the durability and safety of their steel rail infrastructure.
- Q: What are the different methods of rail welding used with steel rails?
- Steel rails can be welded together using various methods, each with its own advantages and applications. One widely used technique is flash butt welding, which involves applying high current and pressure to join two rail ends. This method is renowned for its ability to produce strong and durable welds. It is commonly employed in high-speed and heavy-duty rail applications. Another method is thermit welding, which relies on a chemical reaction to generate the required heat for welding. By igniting a thermit mixture, a molten metal is formed and poured into a mold surrounding the rail ends that need to be joined. This method is especially useful in remote areas or situations where a power source is not readily accessible. In recent years, electric arc welding has gained popularity as a newer alternative. This method utilizes an electric arc to generate the necessary heat and can be performed using either a consumable or non-consumable electrode. Electric arc welding is known for its speed and efficiency, making it suitable for both on-site and factory applications. Additionally, there is aluminothermic welding, which shares similarities with thermit welding but employs a different chemical reaction. In aluminothermic welding, a mixture of aluminum powder and metal oxide is poured into a mold surrounding the rail ends. The resulting reaction produces molten steel that forms the weld. This method is highly regarded for its ability to create strong and reliable rail welds. Each of these methods has its own specific applications and benefits. The choice of which method to use depends on factors such as the type of rail, operating conditions, and resource availability. Ultimately, the objective of rail welding is to establish a seamless and robust connection between rail ends to ensure safe and efficient railway operations.
- Q: Are steel rails affected by seismic activities or ground movements?
- Yes, steel rails can be affected by seismic activities or ground movements. Seismic activities, such as earthquakes, can cause ground shaking and ground displacement, which can lead to the misalignment or damage of steel rails. Ground movements, such as landslides or subsidence, can also impact the stability and alignment of steel rails, potentially causing derailments or track failures. Therefore, it is important to consider these factors when designing and maintaining railway infrastructure in seismic-prone areas.
- Q: Are steel rails affected by electromagnetic fields?
- Yes, steel rails can be affected by electromagnetic fields, particularly when exposed to strong and fluctuating electromagnetic forces. Electromagnetic fields can induce electrical currents in the steel rails, leading to various effects such as heating, magnetic interference, and potential safety concerns. Proper grounding and shielding measures are often employed to minimize the impact of electromagnetic fields on steel rails in order to ensure safe and reliable railway operations.
- Q: What is the role of steel rails in preventing derailments?
- Steel rails play a crucial role in preventing derailments by providing a stable and secure track for trains to run on. The primary purpose of steel rails is to guide and support the wheels of a train, ensuring that it stays on track and maintains its intended path. One of the key features of steel rails is their strength and durability. They are designed to withstand the immense weight and force exerted by trains, allowing them to safely carry heavy loads. This strength helps to prevent the rail from bending or deforming under the pressure, which could potentially cause a train to derail. Furthermore, steel rails are carefully laid and aligned to maintain the correct gauge (distance between the rails) and alignment of the track. Proper alignment is vital for the safe operation of trains as it ensures that the wheels are in constant contact with the rails, distributing the weight evenly and minimizing the risk of derailment. Steel rails also provide a level and smooth surface for the wheels to roll on. This reduces friction and wear, allowing trains to travel efficiently and reducing the risk of wheel slipping or sliding off the track. The smooth surface of steel rails also helps to minimize vibrations and bumps, which can contribute to instability and derailments. Additionally, steel rails are regularly inspected and maintained to identify any defects or potential issues that could lead to derailments. Regular maintenance, including track inspections, repairs, and replacements, ensures that the rails remain in optimal condition and continue to provide a safe and reliable track for train operations. In summary, the role of steel rails in preventing derailments is vital. They provide a strong, stable, and aligned track for trains to run on, ensuring that the wheels stay on track, reducing the risk of derailment, and promoting safe and efficient train operations.
- Q: What are the specifications for steel rail insulation?
- The specifications for steel rail insulation typically include factors such as the type of insulation material used, its thickness, and its ability to withstand high temperatures and electrical conductivity. Additionally, other specifications may include the insulation's resistance to corrosion, durability, and compliance with relevant industry standards and regulations.
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Hot Rolled Mild Heavy Steel Rials for Minas GB, AREMA, DIN Standard
- 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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