Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG 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. For example: railway, subway, transportation track, express, curve way, tunnel way.
Product Advantages:
OKorder's Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG are durable, strong, and resist corrosion. And they are made of high quality of steel billets.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Specificaions of Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
Production Standard: GB2585-81
Material: 50Mn, U71Mn
Grade | Element(%) | ||||
C
| Mn | S
| P
| Si
| |
50Mn |
0.48—0.56 |
0.70—1.00 |
≤0.035 |
≤0.035
|
0.17-0.37 |
U71Mn | 0.65—0.76 | 1.10—1.40 | ≤0.030 | ≤0.030 | 0.15-0.35 |
Sizes: 38kg, 43kg, 45kg, 50kg, 60kg
Length: 10m, 12m, 12.5m or as the requriement 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.
Packaging & Delivery of Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
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 Ms Heavy 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 Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation
Inspection of Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
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: How do we guarantee the quality of Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG?
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: What is the normal tolerance of Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG?
A2: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
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:How are steel rails inspected for rail foot damage?
- Steel rails are inspected for rail foot damage through a process known as rail foot inspection. This involves the use of specialized equipment and techniques to identify any potential issues or damage to the lower part of the rail, specifically the rail foot. One common method used for rail foot inspection is the use of ultrasonic testing. Ultrasonic equipment is employed to send high-frequency sound waves through the rail foot. These waves are then reflected back, and any abnormalities or damage to the rail foot can be detected by analyzing the returning waves. This method allows inspectors to identify cracks, breaks, or other issues that may compromise the rail's integrity. Another method used for rail foot inspection is visual inspection. This involves physically examining the rail foot for any visible signs of damage, such as cracks, chips, or excessive wear. Inspectors typically walk along the rail line, visually inspecting each rail individually. They may also use specialized tools, such as gauges and magnifying glasses, to better assess the condition of the rail foot. Additionally, advanced technology such as automated inspection systems can be employed to inspect steel rails for rail foot damage. These systems use hi-tech sensors and imaging technology to scan the rail foot and detect any abnormalities. They can quickly and accurately identify any potential issues, allowing for timely repairs or maintenance. Overall, steel rails are inspected for rail foot damage through a combination of ultrasonic testing, visual inspection, and advanced technology. These methods ensure that any potential issues or damage to the rail foot are identified promptly, allowing for necessary repairs or replacements to ensure the safety and efficiency of the rail infrastructure.
- Q:What is the role of steel rails in preventing train collisions?
- The role of steel rails in preventing train collisions is to provide a stable and secure track for trains to travel on. The steel rails guide the train's wheels and ensure that it stays on the designated path, reducing the likelihood of collisions between trains or derailments. Additionally, the strength and durability of steel rails help to maintain the integrity of the track, minimizing the risk of accidents and promoting safe and efficient train operations.
- Q:How do steel rails handle heavy traffic congestion?
- Steel rails are highly durable and can withstand heavy traffic congestion without significant wear and tear. Their strength and stability ensure that trains can efficiently navigate through congested areas, minimizing delays and maintaining a smooth flow of traffic. Additionally, steel rails have a low coefficient of friction, allowing trains to maintain speed and safely operate even in high-traffic conditions.
- Q:What is the impact of heavy traffic on steel rails?
- Steel rails can be significantly affected by heavy traffic. Firstly, the constant weight and pressure exerted by heavy vehicles passing over the rails can result in excessive wear and tear. This can lead to the formation of ruts, which in turn can cause train wheels to become misaligned and raise the risk of derailments. Moreover, vibrations and shocks caused by heavy traffic can exacerbate the deterioration of the steel rails. These vibrations can gradually weaken the rails over time, leading to the development of cracks or fractures that compromise their structural integrity. Consequently, this poses a serious safety hazard for trains and necessitates frequent maintenance and repairs. Additionally, heavy traffic can contribute to noise pollution and vibrations in nearby residential areas, thereby impacting the quality of life for those residing near rail tracks. In summary, heavy traffic speeds up the degradation of steel rails, escalating safety risks, maintenance expenses, and inconveniences for both rail operators and neighboring communities.
- Q:Can steel rails be used for temporary tracks?
- Indeed, steel rails are applicable for temporary tracks as well. In permanent railway tracks, steel rails are widely chosen owing to their robustness and strength. Nevertheless, they can also be employed for temporary tracks in diverse scenarios. Construction projects, maintenance work, or emergency situations frequently necessitate the setup of temporary tracks. Steel rails are ideal for these applications since they can endure substantial loads, ensure stability, and exhibit resistance to deterioration. Furthermore, the installation and removal of steel rails can be effortlessly carried out, rendering them a pragmatic option for temporary track installations.
- Q:Can steel rails be used for inclined or steep gradient tracks?
- Yes, steel rails can be used for inclined or steep gradient tracks. Steel rails are known for their strength and durability, making them suitable for various types of railway tracks, including those with steep gradients. The high tensile strength of steel allows it to withstand the weight and pressure exerted by trains, even when navigating uphill or downhill slopes. Additionally, the smooth surface of steel rails provides better traction and reduces the risk of slippage, ensuring safe and efficient train operations on inclined tracks. Therefore, steel rails are a preferred choice for constructing railways on gradients or inclines.
- Q:What are the safety measures for workers during steel rail repairs?
- When conducting steel rail repairs, the safety of workers must be given top priority. Here are several essential safety measures that should be incorporated: 1. Adequate training: Workers must receive thorough training on the specific procedures and techniques involved in steel rail repairs. This encompasses understanding the correct use of tools and equipment, as well as adhering to safety protocols. 2. Personal Protective Equipment (PPE): It is essential to provide workers with suitable PPE, including hard hats, safety glasses, high-visibility clothing, steel-toed boots, and gloves. These protective gears play a critical role in minimizing the risk of head and eye injuries, as well as slips, trips, and falls. 3. Hazard identification and control: Before commencing any repair work, a comprehensive risk assessment must be carried out. Identifying potential hazards such as sharp edges, electrical hazards, or exposure to hazardous substances is of utmost importance. Necessary control measures should be implemented to either eliminate or minimize these risks. 4. Safe access and egress: Workers must be provided with safe access and exit points to the work area. This involves maintaining walkways, stairs, and ladders in good condition, as well as ensuring adequate lighting to prevent accidents. 5. Lockout/tagout procedures: If electrical equipment is involved in the repair work, it is crucial to follow lockout/tagout procedures to isolate and deactivate all energy sources. This significantly reduces the risk of electrical shocks or electrocution. 6. Ventilation and respiratory protection: If workers are exposed to fumes, dust, or other airborne contaminants during steel rail repairs, appropriate ventilation systems must be in place. Additionally, respiratory protection equipment should be provided if necessary to prevent inhalation of hazardous substances. 7. Communication and coordination: Clear communication and coordination among workers are vital to ensure their safety. This includes regular safety briefings, the use of proper signage, and effective communication channels to report any potential hazards or incidents. 8. Emergency preparedness: It is essential to have emergency response plans in place, and workers should be familiar with evacuation routes, assembly points, and the use of fire extinguishers. First aid kits and emergency contact information should be easily accessible at the worksite. 9. Regular inspections and maintenance: Routine inspections of tools, equipment, and work areas should be conducted to identify any potential hazards or defects. Any issues should be promptly addressed to maintain a safe working environment. 10. Ongoing safety training and awareness: Regular safety training must be provided to workers, fostering a culture of safety within the workforce. This includes reminding them of safety procedures and encouraging them to report any safety concerns or near misses. By implementing these safety measures, the risk of accidents, injuries, and health hazards can be significantly reduced during steel rail repairs, thereby ensuring the well-being of workers.
- Q:Are steel rails subject to expansion or contraction due to temperature changes?
- Indeed, steel rails experience expansion and contraction as a result of temperature variations. Steel, being a material that elongates when heated and contracts when cooled, causes the steel rails to expand and increase in length when the temperature rises, and contract and decrease in length when the temperature drops. These shifts in length caused by temperature fluctuations can greatly impact the performance and safety of railway tracks. To address this, railways are constructed with expansion joints or gaps to allow for these changes and avoid any buckling or warping of the tracks. Moreover, it is essential to conduct regular maintenance and monitor the temperature of the rails to guarantee the safe and efficient operation of trains.
- Q:Can steel rails be used for magnetic levitation (maglev) trains?
- No, steel rails cannot be used for magnetic levitation (maglev) trains. Maglev trains utilize electromagnetic forces to levitate and propel the train above the tracks, eliminating the need for wheels and reducing friction. This technology relies on the interaction between the magnets on the train and the electromagnets on the guideway. Steel rails are not suitable for maglev trains because they do not possess the necessary magnetic properties. Steel is a ferromagnetic material, meaning it can be magnetized but it does not retain its magnetism once the external magnetic field is removed. Maglev trains require strong and stable magnetic fields to achieve levitation and propulsion, which cannot be achieved with steel rails. To enable maglev technology, alternative materials or systems are used. One common approach is the use of superconducting magnets, which create intense magnetic fields without the need for a continuous power supply. These magnets are mounted on the train and interact with the guideway's electromagnets to achieve levitation and propulsion. In summary, steel rails are not compatible with maglev train systems due to their insufficient magnetic properties. Specialized technologies, such as superconducting magnets, are required to enable the magnetic levitation and propulsion that maglev trains rely on.
- Q:What are steel rails made of?
- Steel rails are made of a high-strength alloy of iron and carbon, known as steel, which provides durability and resistance to wear and tear.
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Hot Rolled Heavy Steel Rails for Rails of Tren GB38KG, GB43KG
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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