GR.B Carbon Seamless Steel pipe from CNBM

GR.B Carbon Seamless Steel pipe from CNBM System 1

GR.B Carbon Seamless Steel pipe from CNBM

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 50 m.t.

Supply Capability:: 2000000 m.t./month

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1.Structure of GR.B Carbon Seamless Steel pipe from CNBM Description:

A large amount of Seamless Steel Pipes is offered to the clients at cost effective rates. These pipes are extremely durable, resistant to corrosion and have high tensile strength. Our pipes are used in nuclear plants, power plants, refineries and construction industry across the country. Furthermore, we are capable of providing these seamless pipes to the clients in bulk quantity.

2.Main Features of GR.B Carbon Seamless Steel pipe from CNBM:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

•Reasonable price

3.Packaging & Delivery：

Packaging Details:	Seaworthy packages, bundles wrapped with strong steel strip
Delivery Detail:	15-30 days after received 30% TT

‍‍4.GR.B Carbon Seamless Steel pipe from CNBM Specification：‍‍

Standard:	GB, DIN, ASTM，ASME, ASTM A106-2006, ASTM A53-2007
Grade:	10#,20#, 45#, 16Mn
Thickness:	8 - 33 mm
Section Shape:	Round
Outer Diameter:	133 - 219 mm
Place of Origin:	Shandong, China (Mainland)
Secondary Or Not:	Non-secondary
Application:	Hydraulic Pipe
Technique:	Cold Drawn
Certification:	API
Surface Treatment:	factory state or painted black
‍‍‍Special Pipe:	API Pipe
Alloy Or Not:	Non-alloy
‍Length：	5-12M
Outer Diameter:	21.3-610mm

5.Product pictures

GR.B Carbon Seamless Steel pipe from CNBM

5.FAQ of GR.B Carbon Seamless Steel pipe from CNBM:

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust.
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

Any question, pls feel free to contact us !

Q: Are steel pipes affected by UV rays?: Yes, steel pipes can be affected by UV rays. Exposure to UV rays can cause the steel to degrade and corrode over time. Therefore, it is important to protect steel pipes from direct sunlight and UV radiation to prolong their lifespan and maintain their structural integrity.

Q: Who knows what is the difference between double submerged arc welded pipe and longitudinal submerged arc welding?: Double submerged arc welding should be for spot welding and single side welding, they are straight line welds, but double submerged arc welding seam is more beautiful and fine.

Q: What is the flexibility of steel pipes?: Steel pipes possess exceptional flexibility, rendering them highly versatile and suitable for a wide array of applications. Their flexibility is derived from the inherent properties of steel, such as its high tensile strength and ductility, enabling them to bend and endure various forms of stress without breaking or deforming. The structural integrity of steel pipes remains intact even when bent or shaped into different forms. This facilitates simpler installation and routing around obstacles, making them more adaptable for intricate plumbing or piping systems. Furthermore, the flexibility of steel pipes allows them to withstand external forces like ground movements or temperature fluctuations without sustaining significant damage. Moreover, the flexibility of steel pipes makes them ideal for applications that involve dynamic movement or expansion. In the case of oil and gas pipelines or heating and cooling systems, where temperature variations can lead to expansion and contraction, steel pipes can accommodate these changes without causing leaks or failures. Additionally, the flexibility of steel pipes contributes to their durability and longevity. The ability to endure bending and stress prevents the formation of cracks or fractures that could result in leaks or structural failures. This characteristic establishes steel pipes as a dependable choice for demanding environments, including high-pressure systems or corrosive conditions. To sum up, the flexibility of steel pipes is a crucial attribute that allows for effortless installation, adaptability to diverse conditions, and long-term reliability. Due to their remarkable flexibility, steel pipes are extensively preferred in numerous industries and applications where strength, durability, and versatility are paramount.

Q: What are the different end finishes available for steel pipes?: There are several different end finishes available for steel pipes, depending on the specific application and requirements. Some of the most common end finishes include: 1. Plain End: This is the simplest and most common type of end finish, where the pipe ends are cut square and left plain without any additional treatment or threading. 2. Beveled End: A beveled end is an angled cut made at the end of the pipe, usually at a 30-degree angle. This allows for better welding and ensures a smooth transition between pipes. 3. Threaded End: Threaded ends are commonly used for pipes that need to be connected with other components using threaded fittings. The ends of the pipe are cut with external threads, allowing for easy assembly and disassembly. 4. Coupling End: Similar to threaded ends, coupling ends have internal threads instead of external threads. This allows for the connection of pipes using couplings or connectors. 5. Grooved End: Grooved ends are commonly used for pipes in fire protection systems or other applications that require quick and easy installation. The ends of the pipe are grooved, and then a coupling is used to connect and secure the pipes. 6. Flanged End: Flanged ends have a flat, wide surface with holes for bolts. This type of end finish is used when the pipe needs to be connected to other components using flanges, such as in piping systems or equipment connections. Each of these end finishes serves a specific purpose and is chosen based on the requirements of the application. The end finish selected will depend on factors such as the type of connection needed, the pipe's intended use, and the specific industry standards and regulations that apply.

Q: What are the different coating options for steel pipes?: There are several different coating options available for steel pipes, including fusion bonded epoxy (FBE) coating, three-layer polyethylene (3LPE) coating, three-layer polypropylene (3LPP) coating, coal tar enamel (CTE) coating, and zinc coating. These coatings help to protect the steel pipes from corrosion and extend their lifespan.

Q: How are steel pipes used in fire protection systems?: Fire protection systems rely on the inclusion of steel pipes, which serve as an essential component for the distribution of water and fire suppressants within buildings. These pipes are renowned for their robustness, longevity, and ability to endure extreme temperatures, rendering them optimal for withstanding the harsh conditions associated with fires. Within fire protection systems, steel pipes are commonly utilized to establish an interconnected network of pipes responsible for supplying water to sprinkler heads or fire hydrants throughout a building. This network guarantees that water is readily accessible to suppress or extinguish fires during emergencies. One of the primary advantages of steel pipes in fire protection systems is their capacity to withstand the elevated pressure and flow rates necessary for effective fire suppression. Steel pipes can handle forceful water flow with ease, enabling prompt and efficient distribution of water to affected areas, thereby aiding in the control and extinguishing of fires in the shortest possible time. Additionally, steel pipes possess an inherent resistance to corrosion, a crucial attribute for preserving the integrity of fire protection systems over time. Corrosion has the potential to weaken pipes, leading to leaks or complete failure, which can prove catastrophic during a fire incident. However, steel pipes possess an extended lifespan and require minimal maintenance when compared to other pipe materials, ensuring the longevity and dependability of the system for many years to come. Moreover, steel pipes are frequently selected for use in fire protection systems due to their fire-resistant properties. Steel inherently possesses the ability to withstand high temperatures without deformation or compromising its structural integrity. This characteristic is of utmost importance in fire protection systems, as it enables the pipes to remain intact and continue delivering water even amidst a fire, ensuring the safety of occupants and minimizing damage to the building. In conclusion, steel pipes hold a pivotal role in fire protection systems by guaranteeing the reliable and efficient distribution of water or fire suppressants. Their strength, durability, resistance to high temperatures, and corrosion resistance make them the ideal choice for effectively combating fires and safeguarding lives and property.

Q: Is there any difference between thermal expansion seamless steel pipe and seamless steel pipe?: Differ,Thermal expansion seamless steel tube is what we often call "thermal expansion tube", the density is relatively low, but a strong contraction of the steel pipe, (seamless steel pipe) can be referred to as "heat expansion.". A finishing rolling process for pipe rolling by using oblique rolling or drawing method to enlarge pipe diameter. In a relatively short period of time, the outer diameter of the steel pipe becomes larger, and the seamless tube with nonstandard and special type can be produced, and the cost is lower and the production efficiency is high, which is the development trend of the international rolling tube field at present.

Q: Can steel pipes be used for conveying corrosive substances?: Steel pipes can be used for conveying corrosive substances, but it is important to choose the right type of steel and consider additional protective measures. Stainless steel pipes, for example, are highly resistant to corrosion and can handle a wide range of corrosive substances. However, it is crucial to consider the specific corrosive properties of the substance being conveyed and the concentration levels. In some cases, additional protective coatings or linings may be necessary to prevent corrosion and ensure the longevity of the steel pipes. Regular maintenance and inspection are also essential to detect and address any signs of corrosion to prevent leaks or failures in the piping system. Overall, steel pipes can be used for conveying corrosive substances, but proper material selection, protective measures, and maintenance are vital to ensure safe and efficient operations.

Q: How do steel pipes withstand high pressure and temperature?: The inherent properties and construction of steel pipes enable them to endure high pressure and temperature. Steel's strength and durability make it an ideal material for demanding applications. To begin with, steel pipes are crafted from top-notch steel alloys specifically engineered to withstand harsh conditions. These alloys are selected for their high tensile strength, enabling the pipes to withstand the internal pressure exerted by fluids or gases flowing through them. Often, steel used in these pipes is alloyed with elements like chromium, molybdenum, or nickel to enhance its resistance to corrosion and high temperatures. Furthermore, the construction of steel pipes plays a vital role in their ability to withstand high pressure and temperature. Typically, steel pipes are manufactured through seamless or welded processes. Seamless pipes are made by piercing a solid steel billet, resulting in a continuous and uniform pipe without any seams or joints. This seamless construction eradicates weak points and guarantees that the pipe can handle high pressure with no risk of leakage. On the other hand, welded pipes are created by joining two or more pieces of steel together using a welding process. The welds are meticulously inspected and tested to ensure their integrity and strength. Although welded pipes may have seams, they possess equal capability to endure high pressure and temperature when manufactured according to the appropriate standards. Additionally, steel pipes can be further fortified to enhance their resistance to pressure and temperature. For example, pipes used in extremely high-pressure applications may have increased thickness or additional layers of protective coatings. These measures bolster the strength and durability of the pipes, enabling them to withstand even higher pressures and temperatures. In conclusion, steel pipes can endure high pressure and temperature due to the robustness and longevity of the steel alloys used in their construction. The seamless or welded construction of these pipes eliminates weak points and guarantees their ability to handle extreme conditions. Additional reinforcement and protective coatings can be applied to further enhance their resistance to pressure and temperature.

Q: What are the standard dimensions and weight of steel pipes?: The standard dimensions and weight of steel pipes can vary depending on the specific type and grade of steel pipe being used. However, common standard dimensions for steel pipes include sizes ranging from 1/8 inch to 48 inches in diameter, with wall thicknesses ranging from Schedule 5 to Schedule 160. As for weight, it also depends on the diameter and wall thickness, but a general guideline is that a 1-inch diameter steel pipe with a 1/4 inch wall thickness weighs approximately 1.02 pounds per foot. It is important to note that these dimensions and weights can vary based on the specific standards and requirements set by different industries and applications.

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