Hot Rolled Mild Heavy Steel Rials for Minas 50Mn, U71Mn Made in China
- 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 Hot Rolled Mild Heavy Steel Rials for Minas 50Mn, U71Mn Made in China
Sizes: 38kg, 43kg, 45kg, 50kg, 60kg.
Production Standard: GB2585-81, DIN, AREMA, JIS, BS, UIC, etc.
Material: 50MN, U71MN, 900A, 110A, etc.
Length: 6m-25m according to the requriements of the clients
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 50Mn, U71Mn Made in China
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.
Tunnel way, curve way, railway, subway, transportation track, express, etc.
Package & Delivery of Hot Rolled Mild Heavy Steel Rials for Minas 50Mn, U71Mn Made in China
1. Package: 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, size, length, grade, 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 50Mn, U71Mn Made in China
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 50Mn, U71Mn Made in Chinafrom 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 Hot Rolled Mild Heavy Steel Rials for Minas 50Mn, U71Mn Made in China?
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 20 to 30 workdays.
- Q:What is the expected wear rate of steel rails in straight sections?
- The expected wear rate of steel rails in straight sections varies depending on various factors such as the type of rail, traffic volume, train speed, and maintenance practices. However, on average, steel rails in straight sections can experience a wear rate of approximately 0.1-0.4 millimeters per year.
- Q:Are steel rails used in railway maintenance vehicles?
- Railway maintenance vehicles commonly use steel rails. These vehicles have a specific design for fixing and maintaining railway tracks. Steel rails are the preferred material for railway infrastructure because of their durability, strength, and resistance to wear. To ensure smooth and efficient maintenance operations, railway maintenance vehicles like rail grinders, track tampers, and ballast regulators are equipped with steel rails. These vehicles rely on the stability and security provided by the steel rails as they perform tasks such as grinding, leveling, and packing the ballast. In summary, steel rails are essential for the proper functioning of railway maintenance vehicles, contributing to the safety and efficiency of railway transportation systems.
- Q:How are steel rails protected from theft or vandalism?
- Steel rails are typically protected from theft or vandalism through various security measures such as video surveillance, fencing, regular patrolling, and advanced alarm systems. Additionally, the use of special identification marks, such as microdots or radio frequency identification (RFID) tags, helps in tracking stolen rails and discouraging theft.
- Q:What are the maintenance requirements for steel rails in high-speed rail networks?
- The maintenance requirements for steel rails in high-speed rail networks include regular inspections, cleaning, lubrication, and alignment checks. Additionally, any damaged or worn-out sections of the rails need to be repaired or replaced promptly to ensure the safe and efficient operation of the trains.
- Q:How do steel rails handle changes in track curvature?
- Steel rails are designed to handle changes in track curvature by flexing and adjusting to the new shape of the track. The steel used in rails is strong and flexible, allowing it to bend and curve without breaking. This flexibility ensures that the train remains stable and can safely navigate through different curvatures without derailing.
- Q:What is the impact of steel rails on train fuel efficiency?
- The positive impact of steel rails on train fuel efficiency cannot be underestimated. Steel rails play a crucial role in providing a smooth and stable surface for the train wheels to roll on, resulting in reduced friction and resistance. Consequently, trains are able to operate more efficiently and achieve higher speeds. This reduced friction between the steel rails and train wheels leads to decreased energy wastage, ultimately resulting in lower fuel consumption. When compared to other materials such as wooden or concrete rails, steel rails exhibit superior durability and strength. They possess the ability to withstand heavy loads and maintain their shape and integrity over long distances and extended periods of time. This durability ensures that the train stays on a stable track, minimizing the need for frequent repairs or adjustments. As a result, the train is able to maintain its momentum and consume less fuel in the process. Additionally, steel rails have a low coefficient of thermal expansion, meaning they do not expand or contract significantly with temperature changes. This characteristic allows for a more consistent and reliable track alignment, reducing the need for constant realignment and maintenance. The stable track alignment ensures that the train can travel efficiently without unnecessary energy losses due to misalignment or track irregularities. Moreover, steel rails contribute to the overall safety and reliability of train transportation. Their strength and durability help prevent derailments and accidents, thereby ensuring the safety of passengers and cargo. Furthermore, by providing a stable and secure track, steel rails minimize the risk of train delays and disruptions, enhancing the reliability and punctuality of train services. In conclusion, the impact of steel rails on train fuel efficiency is undeniably positive. The smooth and stable surface they provide reduces friction and resistance, resulting in improved fuel efficiency. The durability of steel rails ensures a consistent track alignment, reducing the need for repairs and maintenance and further optimizing fuel efficiency. Overall, steel rails contribute to safer, more reliable, and environmentally friendly train transportation.
- 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:Are steel rails used in tram tracks?
- Yes, steel rails are commonly used in tram tracks. Steel rails provide durability and strength, making them suitable for heavy usage on tram systems. Trams are relatively heavy vehicles, and steel rails are able to withstand the weight and pressure exerted by the trams, ensuring a safe and stable track for the trams to travel on. Steel rails also have good conductivity, allowing for the efficient distribution of electrical power to the trams. Additionally, steel rails are resistant to corrosion and wear, which is important considering the constant exposure to weather conditions and the high number of trams that use the tracks. Overall, steel rails are the preferred choice for tram tracks due to their strength, durability, conductivity, and resistance to corrosion.
- Q:Can steel rails be used in railway sidings or spurs?
- Yes, steel rails can be used in railway sidings or spurs. Steel rails are commonly used in railway tracks due to their durability, strength, and ability to withstand heavy loads. Railway sidings or spurs are essentially additional tracks branching off the main railway line, and steel rails are suitable for these applications as well.
- Q:How are steel rails designed to accommodate different train speeds?
- Various factors are combined in the design of steel rails to accommodate different train speeds, ensuring optimal performance and safety. The anticipated maximum speed of the train is considered during the design process, taking into account factors such as the train's weight, size, acceleration, and deceleration rates. To support higher train speeds, steel rails are made stronger and more durable. This is achieved by using higher-grade steel and employing techniques that enhance its strength and resistance to wear and tear. The rails are manufactured with specific profiles and dimensions suitable for the expected train speeds, ensuring stability and minimizing the risk of derailment. Proper rail fastening systems are another important aspect of rail design for accommodating different train speeds. These systems secure the rails to the underlying support structure, such as sleepers or concrete ties, and help maintain alignment and stability. For higher speeds, more advanced and robust fastening systems are used to minimize vibrations, reduce the risk of track buckling, and ensure smoother train operations. Track geometry, including curves, gradients, and superelevation, is also considered in the design of steel rails for accommodating different train speeds. These elements are optimized to allow trains to negotiate turns and changes in elevation efficiently, even at higher speeds. Proper track alignment and smooth transitions between track sections are crucial to avoiding excessive lateral forces and ensuring passenger comfort and safety. In conclusion, the design of steel rails for accommodating different train speeds involves considering various factors such as anticipated speeds, train characteristics, rail strength, fastening systems, and track geometry. This comprehensive approach ensures that the rails can withstand the demands of higher speeds while providing a safe and comfortable ride for passengers and efficient transportation of goods.
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Hot Rolled Mild Heavy Steel Rials for Minas 50Mn, U71Mn Made in China
- 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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