Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Specifications of Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
Production Standard: GB 11264-89, GB2585-81, AREMA2008, JIS, DIN536, EN13674-1-2003, etc.
Grade: Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260, etc.
Sizes: 9kg-60kg
Length: 6M-25M as the requriement of the clients
Applications of Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
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.
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.
Packaging & Delivery of Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
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.
7. Payment terms:30% advance payment by T/T, 70% payment against the copy of the B/L; 100% L/C at sight, etc.
8. Others: Invoicing on theoretical weight or actual weight as customer request
Inspection of Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
We will send the MTC of the factory to the clients directly which contains the anlisis of the heat, chemiqual 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.
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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
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- Q:What are the alternatives to steel rails?
- There are several alternatives to steel rails that have been explored and utilized in various applications. These alternatives offer different advantages and disadvantages, depending on the specific requirements and conditions of the railway system. 1. Concrete rails: Concrete has been widely used as an alternative to steel rails, especially in urban transit systems. Concrete rails are made of pre-stressed, reinforced concrete, which provides durability and resistance to wear and tear. They have a longer lifespan compared to steel rails and are less prone to corrosion. However, concrete rails are more expensive to install and maintain. 2. Composite rails: Composite materials, such as fiberglass or carbon fiber, are being increasingly used in rail applications. These materials offer high strength-to-weight ratios and excellent resistance to corrosion and fatigue. Composite rails can reduce the weight of the track, resulting in reduced energy consumption and lower maintenance costs. However, they are still relatively new and their long-term durability and cost-effectiveness are still being evaluated. 3. Plastic rails: Plastic rails, often made from high-density polyethylene (HDPE), are another alternative to steel. These rails are lightweight, corrosion-resistant, and have low friction coefficients, reducing wear on train wheels. Plastic rails also require less maintenance compared to steel rails. However, they may not be suitable for heavy-duty applications or high-speed railways due to their lower strength and impact resistance. 4. Timber rails: Historically, timber rails were commonly used before the introduction of steel. While they are less common today, timber rails are still utilized in certain applications, such as heritage or tourist railways. Timber rails require regular maintenance, including treatments to prevent decay and warping. They are less durable than steel and may not be suitable for heavy freight or high-speed trains. 5. Magnetic levitation (Maglev): Maglev trains, like the ones in operation in Japan and China, use magnetic fields to levitate and propel the train, eliminating the need for traditional rails altogether. Maglev systems offer high speeds, reduced noise, and minimal maintenance requirements. However, they are highly expensive to implement and are limited to specific routes due to the need for specialized infrastructure. In summary, the alternatives to steel rails include concrete, composite, plastic, timber, and maglev systems. Each alternative offers its own set of advantages and disadvantages, and their suitability depends on factors such as cost, durability, maintenance requirements, and the specific needs of the railway system.
- Q:What is the impact of steel rails on track stability?
- Track stability is significantly impacted by steel rails. The utilization of steel rails establishes a solid and sturdy foundation for the tracks, guaranteeing their stability and long lifespan. Steel possesses renowned strength and durability, enabling it to withstand heavy loads and constant traffic that traverse the tracks. Additionally, steel rails offer exceptional resistance to deterioration, reducing the risk of track deformations and maintaining stability as time progresses. This is particularly vital in areas with high train traffic and fast speeds, as any instability could result in derailments or accidents. Furthermore, steel rails possess a low coefficient of thermal expansion, meaning they do not undergo significant expansion or contraction with temperature changes. This characteristic is crucial in preserving track stability, as it minimizes the possibility of rail buckling or warping due to heat-induced expansion. Moreover, steel rails provide a smooth and consistent surface for trains to travel on, diminishing vibrations and preventing excessive noise. This not only enhances the comfort of passengers and nearby residents but also contributes to the overall stability of the track system. In conclusion, steel rails play a critical role in ensuring track stability. Their strength, durability, resistance to deterioration, low thermal expansion, and smooth surface all contribute to a secure and dependable rail infrastructure.
- Q:How are steel rails protected against soil erosion?
- Various measures are taken to protect steel rails from soil erosion. One commonly used method involves installing ballast, which consists of crushed stones or gravel placed beneath and around the rails. The ballast acts as a drainage system, allowing water to flow freely and preventing water accumulation near the rails. This minimizes the risk of soil erosion caused by water runoff. In addition, retaining walls and embankments are often constructed alongside railway tracks to prevent soil erosion. These structures provide stability to the surrounding soil, preventing it from being washed away by rainwater or other external forces. Retaining walls can be made of erosion-resistant materials such as concrete or stone. Another technique used to protect steel rails from soil erosion is the implementation of erosion control measures like slope stabilization and vegetation cover. Slope stabilization involves using erosion control blankets or geotextiles on the slopes next to the tracks to prevent soil displacement. Vegetation cover involves planting grass or other types of plants along the railway corridor. The roots of these plants bind the soil, reducing the risk of erosion. Regular maintenance and inspections are also crucial in preventing soil erosion. Rail operators regularly inspect the tracks to identify signs of erosion or instability. If any issues are detected, appropriate measures are promptly taken to repair or reinforce the affected areas. Overall, a combination of ballast, retaining walls, erosion control measures, and regular maintenance ensures that steel rails are adequately protected against soil erosion. These measures contribute to the longevity and safety of railway infrastructure.
- Q:What are the common measures to prevent steel rail theft?
- Common measures to prevent steel rail theft include installing surveillance cameras and alarms along railway tracks, increasing security patrols and personnel presence, using tamper-proof screws and bolts to secure the rails, implementing fencing and barriers around rail yards, conducting regular inspections to identify any signs of tampering or theft attempts, and promoting public awareness to report any suspicious activities or individuals near railway infrastructure.
- Q:Can steel rails be used in areas with heavy industrial activity?
- Yes, steel rails can be used in areas with heavy industrial activity. Steel is a strong and durable material that can withstand the heavy loads and harsh conditions typically found in industrial areas. Additionally, steel rails offer excellent resistance to wear, corrosion, and impact, making them suitable for heavy-duty applications.
- Q:What are the reasons for the development of rail nuclear injury?
- Because of the rapid increase of railway speed, heavy load and annual volume, rail damage is aggravated, especially in the songThe rail line, the line in a very short time because of head injury may produce a nuclear line.
- Q:Are steel rails used in railway track geometry measurement systems?
- Yes, steel rails are commonly used in railway track geometry measurement systems.
- Q:What are the main causes of rail wear in steel rails?
- The main causes of rail wear in steel rails can be attributed to factors such as heavy axle loads, high train speeds, frictional forces between wheels and rails, irregularities in track geometry, and the presence of contaminants like sand, dust, or moisture. These factors contribute to gradual material loss and surface damage of the rails, leading to wear and eventual degradation of the track infrastructure.
- Q:Are there any environmental benefits of using steel rails?
- Yes, there are several environmental benefits of using steel rails. Firstly, steel is highly durable and has a long lifespan, leading to reduced maintenance needs and less frequent replacement compared to other materials like wood or concrete. This results in lower resource consumption and reduced waste generation. Additionally, steel is highly recyclable, with a recycling rate of over 90%, ensuring that old rails can be repurposed rather than ending up in landfills. Moreover, steel rails offer a smoother and more efficient ride, reducing energy consumption and carbon emissions from transportation. Overall, the use of steel rails contributes to sustainable infrastructure and helps minimize the environmental impact of railways.
- Q:What are the different types of rail welds used with steel rails?
- There are several different types of rail welds commonly used with steel rails. These include: 1. Flash Butt Weld: This is the most common type of weld used in rail construction. It involves heating the rail ends using electric current and then pressing them together to create a seamless joint. Flash butt welding results in a strong and reliable bond between the rails. 2. Aluminothermic Weld: Also known as a thermit weld, this type of weld uses a chemical reaction to produce the necessary heat for joining the rail ends. A mixture of aluminum powder and iron oxide is ignited, creating a high-temperature reaction that melts the steel and forms a molten pool. The rail ends are then brought together and the molten metal solidifies to form a solid joint. 3. Gas Pressure Weld: This type of weld is used in situations where it is not possible to use flash butt welding or aluminothermic welding. Gas pressure welding involves heating the rail ends using a gas flame and then applying pressure to forge the ends together. This method requires skilled operators and special equipment to achieve a strong and reliable joint. 4. Electric Arc Weld: This method uses an electric arc to heat the rail ends and then applies pressure to forge them together. Electric arc welding is typically used for repairs and maintenance work, as it is less time-consuming and requires less specialized equipment compared to other welding methods. 5. Stud Welding: Stud welding is used to attach various accessories to the rail, such as guardrails, signals, or other fixtures. This type of welding involves shooting a stud or threaded bolt onto the rail surface using an electric arc. The stud is then securely attached, providing a strong connection for the accessory. Each type of rail weld has its own advantages and disadvantages, and the choice of which method to use depends on factors such as the specific application, location, and available resources. Proper welding techniques and quality control are essential to ensure the integrity and durability of rail welds.
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Steel Light Rail Q235B, 55Q, Q345B, 50Mn, U71Mn, 900A, 1100, R260
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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