High grade seamless steel 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 Bureau of shipping (ABS) specification - American Bureau of shipping (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.
- Q:How are steel pipes used in the manufacturing of conveyor systems?
- Steel pipes are commonly used in the manufacturing of conveyor systems as they provide a strong and durable structure for transporting materials. These pipes are used to create the framework and support structure of the conveyor system, allowing for the smooth movement of goods from one place to another. Additionally, steel pipes can be welded together to create longer sections, making them ideal for constructing lengthy conveyor systems.
- Q:What is the weight and strength of steel pipes?
- The weight and strength of steel pipes can vary depending on the specific type and dimensions of the pipe. Steel pipes can range in weight from lightweight options used for plumbing purposes to heavy-duty pipes used in industrial applications. Similarly, the strength of steel pipes can vary, with factors such as the grade of steel and the manufacturing process influencing their strength. It is essential to consult specific specifications or industry standards to determine the weight and strength of a particular steel pipe.
- Q:What is the minimum wall thickness for steel pipes?
- The minimum wall thickness of steel pipes varies depending on different factors, including the pipe's intended use and the specific industry standards and regulations. Determining the minimum wall thickness generally involves considering factors like the pipe's diameter, material strength, and the pressure or load it will experience during operation. In the oil and gas industry, for instance, the minimum wall thickness for steel pipes is typically specified by industry standards such as API 5L or ASME B31.3. These standards take into account elements such as the pipe's diameter, the material's yield strength, and the maximum pressure it will encounter. In other applications, such as structural or mechanical engineering, the minimum wall thickness for steel pipes is determined by factors like the pipe's intended load-bearing capacity, the desired safety factor, and any relevant building codes or regulations. To establish the specific minimum wall thickness requirements for steel pipes in a particular application, it is essential to consult the appropriate industry standards, codes, or regulations.
- Q:Can steel pipes be used for agricultural irrigation?
- Yes, steel pipes can be used for agricultural irrigation. They are a durable and long-lasting option that can withstand high pressures and extreme weather conditions. Steel pipes also provide excellent protection against corrosion and damage, making them suitable for various irrigation systems in agriculture.
- Q:What is the theoretical weight per square meter of the steel pipe diameter of the outer frame and the thickness of the tube wall 3mm 48mm?
- Dimensions of ordinary steel tubes (taken from GB/T 17395-1998)The theory of weight / (kg/m) | wall thickness (2.9 3.0mm: 3.33)
- Q:How are steel pipes used in the aerospace industry?
- Steel pipes are widely used in the aerospace industry for various applications. One of the primary uses of steel pipes in aerospace is for the construction of aircraft frames, where they provide the necessary strength and structural integrity. Steel pipes are often used in the fuselage, wings, and landing gear of airplanes, as well as in rocket launch vehicles and space shuttles. Steel pipes are favored in the aerospace industry due to their exceptional strength-to-weight ratio. They are lightweight yet incredibly strong, allowing for the construction of durable and reliable aerospace structures. This is particularly crucial in the aerospace industry, where weight reduction is a significant concern to enhance fuel efficiency and overall performance. Additionally, steel pipes are also utilized for the transportation of fluids and gases within aircraft systems. They are commonly used in the aircraft's hydraulic and fuel systems, carrying crucial fluids such as hydraulic fluid, fuel, and coolant. Steel pipes ensure the safe and efficient flow of these fluids throughout the aircraft, contributing to its proper functioning and performance. Furthermore, steel pipes are employed in the aerospace industry for heat transfer purposes. They are used as part of the aircraft's cooling systems, helping to dissipate heat generated by engines, electrical components, and other systems. Steel pipes are known for their excellent thermal conductivity, making them an ideal choice for transferring heat away from critical areas and preventing overheating. In summary, steel pipes play a vital role in the aerospace industry. They are used in aircraft construction for their strength and structural integrity, as well as for fluid and gas transportation and heat transfer. The use of steel pipes in the aerospace industry ensures the safety, efficiency, and reliability of aerospace structures and systems.
- Q:How are steel pipes made?
- Steel pipes are made through a process called seamless or welded pipe manufacturing. In seamless manufacturing, a solid steel billet is heated and pierced to form a hollow tube. It is then stretched and rolled to the desired diameter and wall thickness. Welded pipes are made by bending and welding a steel plate or strip to form a cylindrical shape. The welded seam is then heat-treated to ensure its strength and durability. Both processes involve subsequent finishing and inspection to meet the required specifications and quality standards.
- Q:What are the different methods of coating steel pipes?
- There are several methods of coating steel pipes, including fusion bonded epoxy (FBE) coating, polyethylene (PE) coating, polyurethane (PU) coating, and cement mortar lining. These coatings are applied to protect the steel pipes from corrosion, increase their lifespan, and improve their performance in various applications.
- Q:What are the potential health hazards associated with steel pipe installation?
- Some potential health hazards associated with steel pipe installation include exposure to hazardous chemicals used in the coating or treatment of the pipes, inhalation of dust or fumes generated during cutting or welding, and physical injuries due to accidents or mishandling of heavy equipment. Additionally, improper handling or disposal of waste materials and contaminated water can pose environmental health risks. It is important to follow proper safety protocols, use personal protective equipment, and ensure proper ventilation and waste management to mitigate these hazards.
- Q:What does the diameter of a steel pipe project mean?
- Suppose we specify a standard that defines the nominal diameter of the same steel tube as G-1, then this G-1 is the same as DN50.I hope it doesn't make you any more confused, huh?. If you still don't understand, keep in mind that the nominal diameter is neither outside nor inside diameter.
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High grade seamless steel tube
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