Steel Light Rail wfith High Quality for Construction
- 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 wfith High Quality for Construction:
Production Standard: GB11264-89
Material: Q235, 55Q
Grade | Element(%) | ||||
C | Mn | S | P | Si | |
Q235 | 0.12—0.20 | 0.3—0.7 | ≤0.045 | ≤0.045 | ≤0.3 |
55Q | 0.50—0.60 | 0.70—1.00 | ≤0.050 | ≤0.045 | 0.15-0.35 |
Sizes: 9kg, 12kg, 15kg, 22kg, 30kg
Length: 6M, 8M, 10M, 12M or as the requriement
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 Steel Light Rail wfith High Quality for Construction:
Light Steel 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, for example:
railway, subway, transportation track, express, curve way, tunnel way.
Package & Delivery of Steel Light Rail wfith High Quality for Construction:
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, 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.
Production flow of Steel Light Rail wfith High Quality for Construction:
Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation
FAQ:
Q1: How do we guarantee the quality of our products?
A1: 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.
Q2: How soon can we receive the product after purchase?
A2: 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.
Q3: What makes stainless steel stainless?
A3: 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.
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- Q:How are steel rails protected against electromagnetic interference?
- Steel rails are protected against electromagnetic interference through the use of special coatings and grounding techniques. These coatings, such as zinc or epoxy, act as a barrier between the rail and the electromagnetic waves, preventing interference. Additionally, grounding systems are installed to redirect any excess electrical energy away from the rails, further enhancing their protection against electromagnetic interference.
- Q:How are the rail tracks worn?
- Two methods:1, the rails will be melted recast.2. Make rail into other landmark buildings.Note: old rail should be prepared after the public security reported.
- Q:How do steel rails handle curves in the track?
- Steel rails are designed to handle curves in the track through a combination of their shape and flexibility. The shape of the rails, known as the rail profile, allows the train to smoothly transition from straight track to curved track. Additionally, the steel rails are flexible enough to accommodate the lateral forces exerted on them during the curve, ensuring a safe and stable passage for trains.
- Q:What are the benefits of using steel rails over other materials?
- There are several benefits of using steel rails over other materials. Firstly, steel is incredibly strong and durable, making it resistant to wear and tear caused by heavy loads and constant use. This ensures a longer lifespan for the rail tracks, reducing maintenance and replacement costs. Secondly, steel rails offer excellent stability and support, enabling trains to travel at high speeds safely and smoothly. Additionally, steel is highly resistant to extreme weather conditions, such as heat, cold, and moisture, which helps prevent damage and ensures reliable performance. Finally, steel is a recyclable material, making it an environmentally friendly choice for rail infrastructure as it can be reused or repurposed at the end of its life cycle.
- Q:How are steel rails affected by changes in track curvature?
- Steel rails are affected by changes in track curvature because they experience increased stress and wear. As the curvature of the track increases, the rails are subjected to higher lateral forces and bending moments. This can lead to increased rail wear, fatigue, and even failure if the curvature is too severe. Therefore, proper maintenance and monitoring of track curvature is crucial to ensure the safety and longevity of steel rails.
- Q:What are the characteristics of a curved track compared with a straight one?
- The tracks of newly constructed and converted railways shall be determined according to the function, nature, speed and annual total mass of the design line in the railway network. The selection of track components should be based on the need of transportation, improve the carrying capacity of the track structure and the base surface of the track, realize the reasonable matching, and meet the requirements of standardization, serialization and generalization.
- Q:Are steel rails affected by heavy snowfall or icy conditions?
- Yes, steel rails can be affected by heavy snowfall or icy conditions. Snow and ice can accumulate on the rails, making them slippery and reducing traction for trains. This can impact the braking and acceleration abilities of trains, potentially leading to delays or accidents. Additionally, the weight of heavy snow can put stress on the rails, causing them to bend or break. Therefore, it is crucial for rail operators to take measures such as snow removal and de-icing to ensure safe and efficient train operations during winter weather conditions.
- Q:How do steel rails compare to other rail materials, such as wood or concrete?
- Steel rails have several advantages over other rail materials such as wood or concrete. Firstly, steel rails are significantly stronger and more durable, offering a longer lifespan and better resistance to wear and tear. They also provide a smoother and more stable ride due to their consistent shape and uniformity. Additionally, steel rails have better load-bearing capacity, making them suitable for heavy train traffic. Unlike wood, steel rails are not susceptible to rot, infestations, or warping, ensuring reliable performance over time. Compared to concrete, steel rails are more flexible, allowing for easier maintenance and repair. Overall, steel rails offer superior strength, longevity, and stability, making them the preferred choice for railway applications.
- Q:What is the difference between hot-rolled and cold-rolled steel rails?
- Hot-rolled and cold-rolled steel rails differ primarily in their manufacturing processes, resulting in distinct physical and mechanical properties. Hot-rolled steel rails are manufactured by heating a steel billet or ingot to high temperatures and then passing it through a series of rolling mills. This process allows the steel to be shaped into the desired rail profile while it is still in a malleable state. Hot-rolling imparts a rough surface finish to the rails, which can provide better traction for trains and reduce the risk of slippage. Additionally, hot-rolled rails tend to have larger grain structures, making them more ductile and better suited to handle heavy loads and dynamic stresses. Due to the high temperatures involved, hot-rolled rails also have residual stresses that can contribute to their overall strength. On the other hand, cold-rolled steel rails are manufactured by subjecting hot-rolled rails to a cold reduction process. This involves passing the rails through a series of rollers at room temperature, decreasing their thickness and further shaping them. Cold-rolling produces rails with a smoother surface finish, making them more suitable for applications where reduced friction is desired, such as high-speed rail lines. Cold-rolled rails also have smaller grain structures, which can enhance their hardness and strength. Moreover, the cold reduction process can help improve dimensional accuracy and tight tolerances, resulting in consistent rail profiles. In summary, hot-rolled steel rails are characterized by a rough surface finish, larger grain structures, and higher ductility, making them ideal for heavy-duty applications. Cold-rolled steel rails, on the other hand, have a smoother surface finish, smaller grain structures, and enhanced dimensional accuracy, making them suitable for applications where reduced friction and tight tolerances are important. Both types of rails have distinct advantages and are chosen based on the specific requirements of the rail infrastructure they will be used in.
- Q:What safety measures are in place to prevent derailments on steel rails?
- To prevent derailments on steel rails, several safety measures are implemented. These measures primarily aim to ensure the stability and integrity of the rail system, reducing the risk of derailment incidents. 1. Regular inspections: Rail tracks undergo routine inspections to identify any defects or issues that could lead to derailments. This includes visual inspections by trained personnel, as well as the use of advanced technologies like ultrasound and track geometry cars to detect hidden flaws or misalignments. 2. Maintenance and repairs: Any identified defects or issues during inspections are promptly addressed through maintenance and repair activities. This can involve replacing worn-out parts, repairing track irregularities, and ensuring proper alignment of the rails. Regular maintenance helps to keep the rail system in optimal condition, reducing the chances of derailments. 3. Track monitoring systems: Advanced track monitoring systems are utilized to continuously analyze the condition of the rail tracks. These systems employ sensors and data analytics to detect any abnormalities in the track geometry, such as excessive wear, misalignment, or track settlement. By providing real-time alerts, these systems enable timely intervention to prevent derailments. 4. Speed restrictions: Speed limits are imposed on specific sections of the rail network where track conditions pose a higher risk of derailment. These restrictions are based on factors like track condition, curvature, and maintenance history. By controlling the speed of trains in vulnerable areas, the risk of derailments is significantly reduced. 5. Training and education: Proper training is provided to railway personnel regarding track maintenance and safety practices. This includes educating them about identifying potential derailment risks, understanding best practices for maintenance, and promoting a safety-first culture. Well-trained personnel are crucial in identifying and addressing any issues that could lead to derailments. 6. Advanced technology: Technological advancements, such as automated inspection systems and track condition monitoring devices, have greatly enhanced rail safety. These technologies can detect defects and potential risks with greater accuracy and efficiency, enabling proactive maintenance and reducing the likelihood of derailments. 7. Compliance with standards and regulations: Rail operators adhere to strict industry standards and regulations set by governing bodies. These guidelines cover various aspects of rail safety, including track design, maintenance practices, and inspection frequencies. Compliance with these standards ensures that safety measures are consistent and up-to-date across the rail network. By implementing these safety measures, rail authorities strive to minimize the risk of derailments on steel rails and maintain a safe and reliable transportation system.
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Steel Light Rail wfith High Quality for Construction
- 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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