Hot rolled seamless tube
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Seamless pipe is a hollow section, no surrounding joint strip steel. The worldproduction of seamless pipe, a total of more than 5100 production plant more than 1850 companies in more than 110 countries under the production of oilpipe, which has more than 260 factory more than 170 companies in 44 countries under the.
Seamless tube with 1 structure (GB/T8162-2008) is used for seamless tubegeneral structure and mechanical structure.
Seamless pipe 2 fluid transport (GB/T8163-2008) is used for general seamless pipe conveying water, oil, gas and other fluid.
For low and medium pressure boiler seamless pipe 3 (GB3087-2008) is used in the manufacture of various structure of low and medium pressure boilersuperheated steam pipe, superheated steam pipe, boiling water pipe andlocomotive boiler flue tube, small pipe and brick arch tubes of high-quality carbon structural steel hot-rolled and cold drawn seamless pipe (rolling).
High pressure boiler seamless pipe with 4 (GB5310-2008) is used for heating surface tube boiler manufacturing high and higher pressure of high quality carbon steel, alloy steel and heat resisting stainless steel seamless pipe.
High pressure seamless tube with 5 chemical fertilizer equipment (GB6479-2000) is suitable for the work temperature of high quality carbon structural steel and alloy steel seamless tube of -40~400 DEG C, the working pressurefor chemical equipment and pipeline of 10~30Ma.
Seamless tube with 6 petroleum cracking (GB9948-2006) is applied to the oil refinery furnace tubes, heat exchangers and pipe seamless pipe.
Steel pipe 7 geological drilling (YB235-70) is for the Geological Department of the steel core drilling is used, according to use can be divided into the drill pipe, drill collar, core pipe, casing and sedimentation tubes.
Seamless tube with 8 diamond core drilling (GB3423-82) is used for seamlessdrill pipe, casing, Yan Xingan diamond core drilling.
9 oil drilling pipe (YB528-65) is used for seamless oil drilling internal upset ends or the outer thickening.
Seamless tube
Seamless tube
10 ships for carbon steel seamless pipe (GB5312-85)
China classification society rules for materials and welding -- ChineseClassification Society (CCS)
The Norway Classification Society (DNV) specification -- Norway Classification Society (DNV)
Lloyd's register of shipping (LR) specification -- British Lloyd's register of shipping (LR)
Germanischer Lloyd (GL) specification -- Germanischer Lloyd (GL)
American Classification Society (ABS) specification -- USA Classification Society (ABS)
Bureau Veritas (BV) specification -- French Classification Society (BV)
The Italy Classification Society (RINA) specification -- Italy Classification Society (RINA)
The Japanese classification society (NK) specification -- the Japaneseclassification society (NK)
The ship is making I level pressure piping, II level pressure piping, boiler and superheater for carbon steel seamless pipe. Carbon steel seamless pipe walltemperature does not exceed 450 degrees, alloy steel seamless pipe walltemperature more than 450 DEG C.
11 of automobile half shaft sleeve pipe seamless pipe (GB3088-82) is the manufacture of automobile half shaft sleeve and the driving bridge shell axis effective quality carbon structural steel and alloy structural steel hot-rolled seamless tube.
High pressure oil pipe with 12 diesel engine (GB3093-86) is a cold drawn seamless pipe manufacturing high-pressure diesel injection systems for.
With precision internal diameter seamless pipe 13 for hydraulic and pneumatic cylinder (GB8713-88) is the manufacture of hydraulic and pneumatic cylinderwith precision diameter with cold drawn or cold rolled precision seamless tube.
14 cold drawn or cold rolled precision seamless pipe (GB3639-83) is used fordimensional precision mechanical structure, hydraulic equipment, high and good surface finish of cold drawn or cold rolled precision seamless tube.Selection of precision seamless tube manufacturing mechanical or hydraulic equipment.
Stainless steel seamless tube with 15 structure (GB/T14975-2002) is widely used in chemical, petroleum, made of stainless steel hot-rolled textile, medical,food, machinery and other industrial anti-corrosion pipes and structural partsand components of a (extrusion, expansion) and cold drawing (rolling)seamless pipe.
Stainless steel seamless tube 16 fluid transport (GB/T14976-2002) is used for the transmission fluid made of stainless steel hot-rolled (extrusion, expansion)and cold drawing (rolling) seamless pipe.
17 special seamless tube is in addition to general seamless other cross section shapes of circular pipe outside the. According to the section of the steel pipe of different shapes and sizes can be divided into equal wall thickness of seamless pipe (codenamed D), unequal wall thickness of seamless pipe (codenamed BD), variable diameter special-shaped seamlesspipe (codenamed BJ). Shaped seamless pipe is widely used for variousstructural parts, tools and machinery parts.
Seamless steel tubes for 18 cryogenic pipe (GB/T18984-2003) is the use ofseamless steel tube for -45 to -195 DEG C low-temperature pressure vessellevel and low temperature heat exchanger tubes
General seamless tube is made with 10, 20, 30, 35 and 45 carbon steel 16Mnand 5MnV low alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other alloy steel hot-rolled or cold-rolled made. 10 and 20 low carbon steelseamless pipe is mainly used for fluid conveying pipeline. In 45, 40Cr in carbon steel seamless pipe used to make machine parts, such as automobile, tractorparts under stress. General seamless pipe to ensure the strength andflattening test. Hot rolled steel pipe in hot state or heat treatment delivery; cold with heat to heat treatment delivery. Seamless steel tubes for low and medium pressure boiler: used in the manufacture of a variety of low and medium pressure boiler, the superheated steam tube, boiling water pipe, superheated steam pipe, water wall tube and locomotive boiler flue tube, pipe and pipe arch bricks.
With high-quality carbon structural steel hot-rolled or cold-rolled seamless pipe(dial). Mainly used in 10, 20 steel manufacturing, in addition to ensure that the chemical composition and mechanical properties of the outer do pressure test,curling, flaring, flattening test. Hot rolled in hot state delivery, Leng Zha(allocated) to heat treatment delivery. Jiangyin Lubao Pipe Industry Co., Ltd. to provide seamless management of weight: seamless management of formula:(outside diameter and wall thickness) * wall thickness * 0.02466= seamless pipe weight per meter kg}
- Q:What are the different types of steel pipe bends?
- There are several types of steel pipe bends, including U-bends, J-bends, Miter bends, and Long radius bends. Each type serves a specific purpose and is designed to accommodate different flow requirements in piping systems.
- Q:What is the role of steel pipes in the construction of bridges and tunnels?
- Steel pipes play a crucial role in the construction of bridges and tunnels. They are extensively used for various purposes due to their strength, durability, and versatility. In bridge construction, steel pipes are commonly employed for the fabrication of the bridge's structural framework. They serve as the primary load-bearing members, providing support and stability to the entire structure. Steel pipes are particularly favored in bridge construction due to their high tensile strength, which enables them to withstand heavy loads, including the weight of vehicles and the dynamic forces generated by traffic. Steel pipes are also utilized in the construction of bridge piers and abutments. These components provide the foundation and support for the bridge structure. Steel pipes are often driven deep into the ground to create sturdy foundations that can withstand the forces exerted by the bridge's weight and external factors such as wind, water currents, and seismic activity. Similarly, steel pipes are essential in tunnel construction. They are extensively used in tunnel lining, which refers to the installation of structural elements along the tunnel walls and roof to provide stability and prevent soil or rock collapse. Steel pipes are often used as reinforcement elements, ensuring the structural integrity of the tunnel and protecting it from external pressures. Moreover, steel pipes are employed for underground utility systems in both bridges and tunnels. They serve as conduits for various utilities such as water supply, electrical cables, gas pipelines, and communication lines. Steel pipes are ideal for these applications due to their corrosion resistance, ability to withstand high pressures, and longevity. Overall, the role of steel pipes in the construction of bridges and tunnels is to provide strength, stability, and durability to the structures. They play a vital role in ensuring the safety and functionality of these critical infrastructure projects, allowing for efficient transportation and the seamless provision of utilities.
- Q:How do you measure the diameter of a steel pipe?
- To measure the diameter of a steel pipe, you can use a caliper or a measuring tape. Place the caliper jaws or measuring tape around the widest part of the pipe, ensuring it is perpendicular to the pipe's axis. Take the reading displayed on the caliper or measure the distance between the two points on the measuring tape. This measurement will provide you with the diameter of the steel pipe.
- Q:What is the role of steel pipes in the transportation of liquefied natural gas (LNG)?
- Steel pipes play a crucial role in the transportation of liquefied natural gas (LNG) as they are used to create the necessary infrastructure for the safe and efficient transfer of LNG. These pipes are designed to withstand the extreme cold temperatures and high pressures associated with LNG, ensuring the integrity and reliability of the transportation system. They are used to construct LNG terminals, storage tanks, and pipelines, providing a secure conduit for the LNG to be transported from production sites to distribution centers or export facilities. Steel pipes are preferred due to their strength, durability, and ability to resist corrosion, making them essential for the smooth and reliable transport of LNG across long distances.
- Q:How are steel pipes installed underground?
- Steel pipes are installed underground through a process called trenching, where a trench is dug in the ground according to the desired pipe route. The trench is then prepared by removing any hindrances and ensuring a level base. The steel pipes are laid into the trench, with proper alignment and connections between sections. Once in place, the trench is backfilled with soil, compacted, and any necessary restoration work is done on the surface.
- Q:Are steel pipes suitable for use in mining applications?
- Yes, steel pipes are suitable for use in mining applications. They are highly durable, resistant to corrosion, and can withstand high pressure and extreme temperatures often encountered in mining operations. Additionally, steel pipes have excellent structural integrity and can be easily welded, making them ideal for various mining activities such as transporting fluids, ventilation systems, and underground infrastructure.
- Q:How are steel pipes protected against abrasive wear?
- Steel pipes are protected against abrasive wear through various methods such as using protective coatings, lining the pipes with wear-resistant materials, or employing internal or external liners. These measures ensure that the steel pipes can withstand the erosive effects of abrasive materials and extend their lifespan.
- Q:Are steel pipes affected by magnetic fields?
- Yes, steel pipes can be affected by magnetic fields. Steel is a ferromagnetic material, which means it is strongly attracted to magnets and can be magnetized. When exposed to a magnetic field, steel pipes can become magnetized, causing them to behave like magnets themselves. This magnetic effect can have several implications. First, if steel pipes are near strong magnetic fields, such as those generated by electrical currents or powerful magnets, they can experience a force that may cause them to move or vibrate. This can be problematic in certain applications, especially if the pipes need to remain stable and secure. Second, the presence of magnetic fields can induce electrical currents in steel pipes. These currents, known as eddy currents, can generate heat and energy losses. In some cases, this can lead to inefficiencies and increased energy consumption in systems that involve steel pipes. Lastly, magnetic fields can also affect the accuracy of magnetic measurement devices used to detect defects or corrosion in steel pipes. The presence of a magnetic field can interfere with the readings, making it more challenging to accurately assess the condition of the pipes. To mitigate these effects, various measures can be taken. For instance, in applications where stability is crucial, steel pipes can be shielded or isolated from strong magnetic fields using non-magnetic materials. Additionally, the impact of eddy currents can be minimized by using pipes with proper insulation or by using magnetic shielding techniques. Overall, while steel pipes are indeed affected by magnetic fields, the extent of the impact depends on factors such as the strength of the magnetic field, the composition of the steel, and the specific application or environment in which the pipes are used.
- Q:How are steel pipes used in the construction of power transmission lines?
- Steel pipes are commonly used in the construction of power transmission lines due to their exceptional strength, durability, and versatility. These pipes serve various purposes throughout the project, contributing to the overall efficiency and reliability of the power transmission system. One primary application of steel pipes in power transmission line construction is for the installation of transmission towers. These pipes are used as structural components to support the transmission lines and maintain their alignment. The high strength of steel ensures that the towers can withstand the weight of the transmission lines, as well as external forces such as wind and ice loads. Moreover, steel pipes offer excellent resistance against corrosion, which is crucial for the longevity of the transmission tower structures. In addition to tower construction, steel pipes are also utilized for the underground transmission lines. These pipes act as conduits for the cables, protecting them from external elements and potential damage. Steel pipes are particularly advantageous in this application due to their ability to resist soil movement, withstand high pressure, and provide a secure pathway for the power cables. Furthermore, the durability of steel ensures the integrity and longevity of the underground transmission lines, reducing maintenance requirements and enhancing the overall reliability of the power transmission system. Furthermore, steel pipes are used for the construction of foundations and anchors for transmission towers. These pipes are driven deep into the ground to provide stability and support to the towers. The inherent strength and rigidity of steel pipes make them ideal for this purpose, as they can withstand the heavy loads and ensure the stability of the transmission towers even in adverse weather conditions. Overall, steel pipes play a crucial role in the construction of power transmission lines by providing structural support, protecting cables, and ensuring the overall reliability and efficiency of the transmission system. Their exceptional strength, durability, and resistance to corrosion make steel pipes an ideal choice for power transmission line construction projects.
- Q:How are steel pipes coated for underground applications?
- Steel pipes for underground applications are typically coated using a process called fusion bonded epoxy (FBE) coating. This involves applying a special epoxy powder coating to the surface of the steel pipe and then heating it to fuse the coating into a smooth and durable finish. The FBE coating provides excellent corrosion resistance and protects the steel pipe from the harsh underground environment.
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Hot rolled seamless tube
- Ref Price:
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- Loading Port:
- China Main Port
- Payment Terms:
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- Min Order Qty:
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