ASTM A213 T91 boiler tube
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 30000 kg/month
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Alloy pipe stock grade A335P11/P22/P12/P91/P92/P9/P5 A213 T11/T22/T12/T91/T91/T9/T5
T91 alloy pipe is America national tree like ridge and America combustion new martensitic heat-resistant steel engineering company metallurgical materials laboratory research work. It is to reduce the carbon content of 9Cr1MoV steel on the basis of the content of sulphur, phosphorus, strictly limit the vanadium, niobium, adding small amount of alloying elements.
The number of K90901 T91 alloy tube
T91 alloy tube
T91 alloy pipe specifications: 8-1240 x 1-200mm
Overview of T91 alloy tube:
T91 alloy tubes for ferrite and Olympic alloy steel seamless steel tube boiler, overheating and heat exchanger belongs to (ASTM A213 / A213M-07a)
Use:
For low and medium pressure boiler (work pressure is generally not more than 5.88Mpa, the operating temperature at 450 DEG C) of the heating surface tube; used for high pressure boiler (work pressure is generally above 9.8Mpa, operate at a temperature of 450 DEG to 650 DEG C between) the heating surface tubes, economizer, superheater, reheater, petrochemical industrial pipe.
Heat treatment of T91 alloy tube:
The final heat of T91 treatment for normalizing and high temperature tempering, normalizing temperature 1040 C, the holding time of not less than 10 min, the tempering temperature is 730 to 780 DEG C, the heat preservation time is not less than 1h, the final heat treatment on Microstructure of tempered martensite
- Q:What are the different grades of steel used in pipe manufacturing?
- There are various grades of steel used in pipe manufacturing, including carbon steel, alloy steel, stainless steel, and duplex steel.
- Q:How are steel pipes used in hydroelectric power plants?
- Steel pipes are used in hydroelectric power plants to facilitate the transportation of water from the reservoir to the turbines. These pipes are essential for maintaining a steady flow of water, which is crucial for generating electricity through the rotation of turbines. Additionally, steel pipes are employed in the construction of penstocks, which are large pipes directing water towards the turbines, ensuring efficient energy production in hydroelectric power plants.
- Q:How are steel pipes tested for mechanical strength?
- Steel pipes are tested for mechanical strength through various methods such as tensile testing, impact testing, and hardness testing. Tensile testing involves pulling the pipe until it breaks to determine its maximum strength and elasticity. Impact testing measures the ability of the pipe to withstand sudden loads or impacts. Hardness testing determines the pipe's resistance to indentation or scratching, which indirectly reflects its mechanical strength. These tests ensure that steel pipes meet the required standards and can withstand the intended applications.
- Q:What are the environmental benefits of using steel pipes?
- Using steel pipes has multiple environmental benefits: 1. Longevity: Steel pipes have a prolonged lifespan, minimizing the need for frequent replacements. This conserves resources and reduces waste generation. 2. Recyclability: Steel is extensively recycled worldwide. When steel pipes reach the end of their life, they can be easily recycled and used to produce new steel products. This reduces the demand for raw materials and saves energy that would otherwise be necessary for manufacturing new materials. 3. Decreased carbon emissions: Steel pipes have a lower carbon footprint compared to materials like concrete or plastic. The manufacturing process emits fewer greenhouse gases, contributing to an overall lower carbon footprint. 4. Corrosion resistance: Steel pipes exhibit high resistance to corrosion, requiring less maintenance and repair compared to other materials. This reduces the need for chemical coatings and treatments that can have detrimental environmental effects. 5. Water conservation: Steel pipes are commonly used in water supply and distribution systems. Their smooth interiors minimize friction, reducing the energy required to pump water through the pipes. This conserves energy and decreases carbon emissions associated with water transportation. 6. Fire resistance: Steel pipes are inherently fire-resistant, making them a safer choice for various applications. In the event of a fire, steel pipes help contain the spread of flames and minimize environmental damage. In summary, the use of steel pipes provides numerous environmental benefits, including durability, recyclability, reduced carbon emissions, water conservation, and fire resistance. These factors make steel pipes a sustainable option for various infrastructure projects.
- Q:How are steel pipes used in automotive manufacturing?
- Steel pipes are widely used in automotive manufacturing for various purposes. One of the primary applications of steel pipes in this industry is for the exhaust system. The exhaust system in vehicles is responsible for the safe removal of harmful gases produced during the combustion process. Steel pipes are used to create the exhaust manifold, which collects the exhaust gases from the engine cylinders and directs them towards the exhaust pipe. Furthermore, steel pipes are also used in the manufacturing of the chassis and frame of vehicles. The chassis provides structural support and helps maintain the overall strength and stability of the vehicle. Steel pipes, due to their high strength and durability, are ideal for creating the chassis and frame. These pipes are often welded together to form a rigid and robust structure that can withstand various forces and impacts. Additionally, steel pipes find applications in the suspension system of automobiles. The suspension system is responsible for providing a comfortable and smooth ride by absorbing shocks and vibrations. Steel pipes are used in the manufacturing of suspension components such as control arms, tie rods, and sway bars. These components help maintain the stability, handling, and overall performance of the vehicle. Moreover, steel pipes are utilized in the fuel system of automobiles. They are used to transport fuel from the fuel tank to the engine. These pipes need to be resistant to corrosion and have high tensile strength to ensure the safe and efficient delivery of fuel. In conclusion, steel pipes play a crucial role in automotive manufacturing. They are used in various applications such as the exhaust system, chassis and frame construction, suspension system, and fuel system. The use of steel pipes in these areas ensures the durability, strength, and performance of vehicles while maintaining safety and efficiency.
- Q:Can steel pipes be used for hydropower generation?
- Indeed, the utilization of steel pipes is possible for the generation of hydropower. Within hydropower systems, steel pipes find widespread application in various contexts like penstocks and pipelines. Penstocks, characterized by their large size, are responsible for transporting water from a reservoir to a turbine, facilitating the conversion of the water's kinetic energy into rotational energy. Consequently, these pipes necessitate robustness and longevity to endure the immense water pressure and structural weight. Furthermore, steel pipes are also employed for pipelines, facilitating the transportation of water from the turbine back to the river or reservoir. Ultimately, steel pipes are an indispensable element in the generation of hydropower, as they possess the necessary strength, durability, and resilience to withstand the challenging conditions associated with water flow.
- Q:What are the different pipe fittings used with steel pipes?
- Some different pipe fittings used with steel pipes include elbows, tees, reducers, couplings, and flanges.
- Q:What is the weight of a steel pipe?
- The weight of a steel pipe can vary depending on its size, length, and thickness. To determine the weight, you would need specific measurements of the pipe.
- Q:How do you measure the thickness of a steel pipe?
- To measure the thickness of a steel pipe, you can use various methods depending on the precision required and the tools available. Here are three common approaches: 1. Calipers or Vernier Calipers: Calipers are a simple and widely used tool for measuring thickness. Open the calipers and place the jaws on either side of the pipe, ensuring they are perpendicular to the surface. Close the jaws until they lightly touch the pipe, then read the measurement on the caliper scale. 2. Ultrasonic Thickness Gauge: This method offers more accurate results and is often used in industrial settings. An ultrasonic thickness gauge emits high-frequency sound waves that penetrate the steel pipe. By measuring the time it takes for the sound waves to bounce back, the gauge calculates the thickness of the pipe. Ensure the pipe surface is clean and smooth before taking the measurement. 3. Magnetic Thickness Gauge: This method is specifically designed for measuring the thickness of ferrous materials like steel. The gauge contains a small magnet that adheres to the pipe surface. By applying a magnetic field, the gauge measures the distance between the magnet and the base plate. This distance corresponds to the thickness of the steel pipe. It's important to note that each method has its own accuracy limitations, and the choice of measurement technique should be based on the desired precision, availability of tools, and the specific requirements of the application.
- Q:How are steel pipes used in the agriculture sector?
- Steel pipes are commonly used in the agriculture sector for various purposes such as irrigation systems, water transportation, and structural support for greenhouse structures. They are also used for the construction of livestock enclosures and handling equipment. Overall, steel pipes play a crucial role in ensuring efficient and reliable operations in the agriculture industry.
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ASTM A213 T91 boiler tube
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 30000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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