ASTM A213 T91 boiler tube 32
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- Loading Port:
- Shanghai
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- 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:Can steel pipes be recycled after their useful life?
- Steel pipes can indeed be recycled once they have served their purpose. Steel, being an incredibly recyclable substance, can be recycled even in the form of pipes. The recycling of steel pipes entails the collection of used pipes, followed by thorough cleaning to eliminate any impurities, and finally transforming them into fresh steel products. This recycling process contributes to the preservation of natural resources, curbs energy usage, and limits waste generation. Moreover, recycling steel pipes aids in mitigating the environmental repercussions linked to the manufacturing of new steel.
- Q:How are steel pipes used in the agricultural irrigation systems?
- Steel pipes are commonly used in agricultural irrigation systems to transport water from a water source, such as a well or reservoir, to the fields. They are durable and can withstand high pressure, making them suitable for long-distance water transportation. Steel pipes are also resistant to corrosion and can withstand various weather conditions, ensuring reliable and efficient water distribution for crop irrigation.
- Q:Seamless steel tube with the tube with what is the difference?
- At present there are some seamed steel pipe seamless treatment tube, it is the weld annealing treatment, eliminate the residual stress of the weld, the weld and base material, the pressure range of basic and seamless pipe is. May also consider the use of.
- Q:What is the thermal expansion coefficient of steel pipes?
- The thermal expansion coefficient of steel pipes is typically around 0.000011 to 0.000012 per degree Celsius, which means that for every degree Celsius increase in temperature, the length of the steel pipe will expand by approximately 0.0011% to 0.0012%.
- Q:ASME seamless tube how to express, what is the form, I did not find on the ASME, thank God!
- Welded and seamless pipe standards are ASME B31.10, no go, if you want to force a seamless tube, the request can be seamless for seamless meaning.In addition to that, the cost and difficulty of manufacturing welded pipe is higher than that of seamless tube.
- Q:How can the immersed pipe pile put steel cage into the steel pipe? Which expert to answer?
- Immersed tube cast-in-place pile is one of the many types of pile foundations in civil engineering. The immersed tube cast-in-place pile is also called the cast-in-place pile. It is the use of piling equipment, with reinforced concrete pile boots (valve type steel pipe pile shoe) into the soil, pile hole, and then put into the steel skeleton and concrete pouring, then pull out the casing, using vibration extubation of concrete compaction, forming pile needed. Using hammer sinking pile equipment, sinking pipe and pulling pipe pile is called hammer sinking pipe filling pile. It is called vibro sinking pipe cast-in-place pile by vibrator, vibration sinking pipe and pipe pulling pile. In order to improve the quality and carrying capacity of piles, the construction techniques of single shot, double play and reverse insertion are often used in immersed tube cast-in-place piles. Single game (also called a extubation): extubation, every increase of 0.5 ~ 1.0m, 5 ~ 10s vibration, then extubation in 0.5 ~ 1.0m, this is repeated until all pull out; complex play: two singles were continuously in the same pile hole, or according to the needs of the local retapping. Construction, should ensure that two times before and after the immersed tube axis coincide, and in the concrete before the initial coagulation; inverted plug method: steel pipe lifting 0.5m, and then plug 0.3m, so repeated until the pull out.
- Q:How do you connect steel pipes together?
- Various industries commonly employ several methods to connect steel pipes together. One frequently utilized technique is welding, which involves the heating of the steel pipe ends and their subsequent joining using a welding rod or wire. This method results in a robust and enduring connection that can withstand high pressures and temperatures. Threading, another method, entails cutting threads into the ends of the steel pipes. These threaded ends can then be screwed together using pipe fittings such as couplings or unions. Threading is particularly advantageous for smaller diameter pipes as it allows for easy disassembly and reassembly. Flanges also serve as a means to connect steel pipes. These flat, circular discs with holes can be bolted together, providing a secure connection. Flanges are especially suitable for large diameter pipes or those that require frequent disconnection for maintenance or repairs. Pipe fittings, such as couplings, tees, elbows, or reducers, can also be employed for connecting steel pipes. These fittings, typically composed of steel or other materials, are designed for welding, threading, or utilizing other connection methods like grooving or compression. It is important to consider various factors, such as pipe size, application, required strength, and adherence to industry standards or codes, when selecting the appropriate method for joining steel pipes. Consulting with a qualified professional or referring to industry-specific guidelines is essential in making this decision.
- Q:What are the different types of steel pipe bends for pipeline routing?
- There are several types of steel pipe bends commonly used for pipeline routing, including the 90-degree bend, 45-degree bend, and the 180-degree bend. Additionally, there are also custom bends available, such as S-bends, U-bends, and offset bends, which are used in specific situations to accommodate unique pipeline routing requirements.
- Q:How are steel pipes used in the manufacturing of ships?
- Steel pipes are used in the manufacturing of ships for various purposes, including structural support, fluid transportation, and ventilation systems. They are commonly used to create the framework of the ship, providing strength and stability. Additionally, steel pipes are used to transport fluids such as water, oil, and gas throughout the vessel. They are also utilized in the ship's ventilation system to ensure proper air circulation and maintain a safe environment for crew members.
- Q:How are steel pipes used in wastewater treatment?
- The wastewater treatment process relies heavily on the use of steel pipes. These pipes are crucial for the transportation and distribution of wastewater from various sources to the treatment facilities. The decision to use steel pipes is primarily based on their durability, strength, and resistance to corrosion. Within wastewater treatment plants, steel pipes are commonly applied for multiple purposes. Firstly, they are utilized for the intake of raw wastewater. These pipes are typically designed with a large diameter to accommodate the high flow rate of incoming wastewater. Due to their ability to withstand the pressure and turbulence caused by the wastewater flow, steel pipes are an ideal choice for this task. Once inside the treatment facility, steel pipes are responsible for the transportation of the wastewater to different treatment processes. They serve as connectors between various units, such as screens, grit chambers, sedimentation tanks, and biological reactors. Steel pipes are preferred for these applications because they can handle the corrosive elements present in wastewater, including chemicals, acids, and gases. Moreover, their durability ensures a long-lasting service life, resulting in reduced maintenance and replacement costs. Steel pipes also play a significant role in the distribution of treated water during the wastewater treatment process. After the wastewater has undergone treatment, it goes through disinfection and other processes to eliminate harmful contaminants. The treated water is then distributed through steel pipes, allowing it to be reused for purposes such as irrigation, industrial processes, or discharged back into water bodies. Furthermore, steel pipes are employed in the construction of wastewater treatment infrastructure. They are used in the installation of underground sewer lines, pumping stations, and manholes. Steel pipes provide the necessary strength and stability to withstand external forces like the weight of the soil. To summarize, steel pipes are crucial components in the wastewater treatment process. They are responsible for the transportation and distribution of wastewater, connecting different treatment units, and distributing treated water. Their durability, resistance to corrosion, and ability to handle high-pressure flows make them an excellent choice for this demanding application.
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ASTM A213 T91 boiler tube 32
- 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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