Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes X52 CNBM

Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes X52 CNBM System 1

Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes X52 CNBM System 2

Schedule 40 ASTM A53 API 5L GR.B Carbon Seamless Steel Tubes X52 CNBM

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Loading Port:: Qingdao

Payment Terms:: TT OR LC

Min Order Qty:: 10 pc

Supply Capability:: 30 pc/month

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Quick Details

Thickness:	2.0 - 85 mm	Section Shape:	Round	Outer Diameter:	17 - 914.4 mm
		Secondary Or Not:	Non-secondary	Application:	Oil Pipe
Technique:	Hot Rolled	Certification:	API	Surface Treatment:	VARNISH PAITING
Special Pipe:	API Pipe	Alloy Or Not:	Non-alloy	END:	PLAIN,BEVELED OR THREADED
Grade:	10#,20#,16Mn,A106(B,C),A210,A335 P5,A335 P91,A53(A,B),API J55,API K55,Q195,Q235,Q345,St37,St52,10#-45#,A53-A369,API J55-API P110,Q195-Q345,ST35-ST52	Standard:	API 5CT,API 5L,ASME B36.19M-2004,ASTM A106-2006,ASTM A179-1990,ASTM A182-2001,ASTM A53-2007,BS 1387,DIN 1629/3,DIN EN 10216-1-2004,GB 5310-1995,GB/T 3091-2001,GB/T 8162-1999,GB/T 8163-1999,JIS G3454-2007,API,ASTM,BS,DIN,GB,JIS

Packaging & Delivery

Packaging Detail:

standard packing suitable shipping by sea.fixed length as customers' requirements, or SRL or DRL. Varnish, painting or galvanized, or FBE ,2PE,3PE 3pp coating,bevelled/plain/threaded ends with caps, packing in bundle (OD smaller than 141.3mm) big sizes packing in loose, marking as required. Shipped by sea,by air,by train . or some samples shipped by DHL,EMS,TNT,FEDEX ect. Length shorter than 5.85m should be shipped by 20' container, 5.85-12m shipped by 40' container.

Delivery Detail:

7-35 days after advance payment

Product Description

Seamless steel pipes, a large number of used pipes conveying fluids, such as transport oil, natural gas, gas, water pipes and some solid materials, and so on. Compared to other steel and solid steel bar, the same torsional strength in bending, lighter, is an economic cross-section steel, widely used in the manufacture of structural parts and mechanical parts, such as drill pipe, automotive drive shafts, bicycle rack and construction using steel scaffolding ring with steel pipe manufacturing parts, can improve material utilization, simplify the manufacturing process, saving material and machining time, such as bearing rings, jack sets, has been widely used to manufacture steel. Steel or a variety of conventional weapons indispensable material, gun barrels to make steel. Steel shapes in different cross-sectional area can be divided into tube and shaped tubes. As in the perimeter of equal conditions, the largest area of a circle with a circular tube can carry more fluid. In addition, the circular cross section to withstand internal or external radial pressure, the force is uniform, so the vast majority of the pipe is pipe.

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 are steel pipes graded?: The quality and suitability of steel pipes are determined by grading them based on several factors. The grading system typically takes into account parameters such as the chemical composition, mechanical properties, manufacturing method, and testing standards. 1. When it comes to the chemical composition, steel pipes are graded according to the elements present in their composition. This includes the quantities of carbon, manganese, phosphorus, sulfur, and other alloying elements. The pipe's strength, corrosion resistance, and other properties are greatly influenced by its chemical composition. 2. The mechanical properties of steel pipes play a crucial role in determining their strength, flexibility, and resistance to pressure and temperature. These properties encompass tensile strength, yield strength, elongation, hardness, and impact toughness. Pipes with higher mechanical properties are generally given higher grades. 3. The manufacturing method used for steel pipes can vary, with options such as seamless, welded, or ERW (Electric Resistance Welding). The manufacturing method has an impact on the pipe's integrity, dimensional accuracy, and overall quality. For example, seamless pipes are considered to be of higher quality due to their uniformity and lack of weld seams. 4. Steel pipes are graded based on their adherence to specific testing standards. These standards ensure that the pipes meet the required quality criteria and are suitable for their intended applications. Common testing standards include ASTM (American Society for Testing and Materials), API (American Petroleum Institute), and EN (European Norms). Taking these factors into consideration, steel pipes are often assigned alphanumeric codes or specifications for grading. For instance, pipes used in the oil and gas industry may be graded as API 5L (American Petroleum Institute), while pipes used for structural purposes may be graded as ASTM A500 (American Society for Testing and Materials). In conclusion, the grading of steel pipes is determined by their chemical composition, mechanical properties, manufacturing method, and adherence to testing standards. These grades assist customers and manufacturers in selecting the appropriate pipes for specific applications, ensuring safety, durability, and efficiency across various industries.

Q: What is the impact of steel pipe size on flow rate and pressure?: Both the flow rate and pressure are significantly impacted by the size or diameter of a steel pipe. To begin with, the flow rate represents the amount of fluid that can pass through the pipe within a given time frame. A larger diameter allows for a greater flow rate as it provides more space for the fluid to move through. This is because a larger cross-sectional area creates less resistance for the fluid. Consequently, increasing the size of the steel pipe generally leads to an increase in flow rate. Additionally, the size of a pipe affects the pressure within it. As the fluid flows through the pipe, it encounters friction against the pipe walls, resulting in resistance. This resistance causes a drop in pressure along the length of the pipe. A smaller diameter pipe experiences higher frictional losses, leading to a greater pressure drop. Conversely, a larger diameter pipe reduces frictional losses, resulting in a lower pressure drop. Therefore, increasing the size of the steel pipe typically leads to a decrease in pressure drop. It is important to note that although increasing the size of a steel pipe generally leads to a higher flow rate and lower pressure drop, other factors can also influence these parameters. These factors include the properties of the fluid, the length and layout of the pipe, and the presence of valves or fittings. Therefore, it is crucial to consider all these factors and perform accurate calculations or simulations to determine the specific impact of steel pipe size on flow rate and pressure within a given system.

Q: What is the maximum allowable deflection for steel pipes?: The maximum allowable deflection for steel pipes depends on various factors such as pipe diameter, wall thickness, material strength, and the intended application. It is typically determined by industry standards and specific engineering considerations.

Q: A333gr6 steel pipe and domestic material of the same?: The SA333 standard in ASME (cryogenic seamless and welded nominal steel tubes), so A333-6 is a representation of the United States, followed by many countries.

Q: What are the different methods of protecting steel pipes from external damage?: There are several methods of protecting steel pipes from external damage, including coating the pipes with a corrosion-resistant material such as epoxy or polyethylene, applying a layer of protective tape, installing a cathodic protection system, using concrete or rock shielding, and implementing measures to prevent soil movement or impact damage.

Q: Can steel pipes be used for gas transportation?: Yes, steel pipes can be used for gas transportation. Steel is a commonly used material for gas pipelines due to its strength, durability, and resistance to corrosion. Steel pipes are able to withstand high pressures and are suitable for transporting both natural gas and propane. They are also capable of withstanding extreme temperatures, making them ideal for gas transportation in various environments. Additionally, steel pipes can be welded together, allowing for a seamless and continuous pipeline system. However, it is important to ensure that the steel pipes used for gas transportation are properly coated and protected against corrosion to prevent any leaks or damage to the pipeline.

Q: Can steel pipes be used for underground transportation tunnels?: Yes, steel pipes can be used for underground transportation tunnels. Steel pipes are often used in the construction of underground tunnels due to their durability, strength, and resistance to corrosion. They can efficiently withstand the pressure and weight of the surrounding soil and provide a reliable transportation infrastructure.

Q: Can steel pipes be used for underground drainage systems?: Yes, steel pipes can be used for underground drainage systems. Steel pipes are durable, strong, and resistant to corrosion, making them a suitable choice for underground applications. They can effectively handle the flow of water and withstand the pressure of soil and external elements. However, it is important to ensure proper insulation and anti-corrosion measures are in place to protect the steel pipes from potential damage caused by moisture and chemical reactions.

Q: How do steel pipes handle chemical substances?: Steel pipes are highly resistant to chemical substances due to their durability and corrosion resistance. The smooth interior surface of steel pipes prevents the accumulation of chemical deposits, ensuring minimal reaction with the substances being transported. Additionally, steel pipes can be coated or lined with protective materials to further enhance the resistance against specific chemicals, making them a reliable choice for handling various chemical substances.

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