Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 9000 m.t./month
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1、Structure of Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn Description:
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
2、Main Features of the Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn Specification：
Standard | GB, DIN, ASTM |
Grade | 10#-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 |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2.Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3.Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4.Surface:black lacquered,varnish coating or galvanized.
5.Ends:Beveled or square cut,plastic capped,painted.
6.Packing:bundles wrapped with strong steel strip,seaworthy packing.4.Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn
Images：
5、FAQ of Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn:
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.
- Q:How do you solder purple copper plate and steel tube?
- When the copper pipe and the size is not too large, such as 10 mm below the pipe welding, brazing is suggested, with brass solder, such as Wei Odin 201 solder, with supporting solder paste, with a neutral flame welding, the copper plate is heated to about 800 degrees, and then use the solder with 201 Wei Odin 201-F in solder welding, welding wire with melt molding.
- Q:How do you calculate the pipe thermal expansion coefficient for steel pipes?
- To calculate the pipe thermal expansion coefficient for steel pipes, you need to consider the material's linear expansion coefficient and the change in temperature. The linear expansion coefficient for steel is typically around 12 x 10^-6 per degree Celsius. First, determine the initial length of the pipe, which is denoted as L0. Then, measure the change in temperature, denoted as ΔT. Next, multiply the initial length of the pipe by the linear expansion coefficient and the change in temperature: ΔL = L0 * α * ΔT. The resulting value, ΔL, represents the change in length of the steel pipe due to thermal expansion.
- Q:Are steel tubes and round steel in weight or length when purchased?
- The price must be measured by weight, and the length, volume and other specifications should be entered
- Q:What are the common applications of galvanized steel pipes?
- Galvanized steel pipes are commonly used in various industries and applications such as plumbing, water supply systems, gas pipelines, electrical conduits, construction projects, fencing, and outdoor structures. The galvanization process adds a protective zinc coating to the steel, making it resistant to corrosion and extending its lifespan, making it ideal for applications requiring durability and longevity.
- Q:How are steel pipes used in the construction of stadiums?
- Steel pipes are used in the construction of stadiums for various purposes such as supporting the roof structure, creating the framework for seating areas, and providing a sturdy infrastructure for plumbing and ventilation systems.
- Q:What are the factors to consider when designing a steel pipe system?
- When designing a steel pipe system, several factors need to be considered to ensure its functionality, durability, and efficiency. These factors include: 1. Pressure and temperature requirements: Determining the maximum pressure and temperature that the steel pipe system will be exposed to is crucial. This information is essential for selecting the appropriate pipe material, thickness, and jointing method to withstand the system's operating conditions. 2. Pipe material: Choosing the right material for the steel pipe system is important. Factors such as corrosion resistance, strength, and cost should be considered. Common materials for steel pipes include carbon steel, stainless steel, and alloy steel. 3. Pipe size and thickness: Calculating the adequate pipe size and wall thickness is essential to ensure the required flow rate and pressure drop within the system. The pipe size affects the system's efficiency and must be chosen based on the anticipated flow rates and pressure losses. 4. Support and anchoring: Proper support and anchoring are critical to prevent sagging, movement, and stress on the steel pipe system. The design should consider the weight of the pipes, the fluid being transported, and any external forces that may act on the system. 5. Expansion and contraction: Steel pipes expand and contract with temperature variations, causing stress on the system. Expansion joints or loops should be incorporated to allow for thermal growth and contraction, preventing damage and distortion. 6. Fluid compatibility: Understanding the properties of the fluid being transported, such as corrosiveness, viscosity, and potential for sedimentation or scaling, is important in selecting the appropriate pipe material and protective coatings or linings. 7. Accessibility and maintenance: Consideration should be given to the accessibility of the system for installation, inspection, and maintenance purposes. Proper access points, valves, and fittings should be included in the design to allow for easy maintenance and repairs. 8. Environmental factors: The steel pipe system may be exposed to various environmental conditions, such as extreme temperatures, humidity, or corrosive substances. These factors should be considered when selecting the pipe material, protective coatings, and insulation. 9. Regulatory compliance: Compliance with applicable industry standards, codes, and regulations is essential. The design should adhere to safety guidelines and applicable building codes to ensure the pipe system's integrity and longevity. 10. Cost consideration: Finally, the overall cost of the steel pipe system, including material, installation, maintenance, and energy consumption, should be taken into account. Balancing cost-effectiveness with performance requirements is crucial in achieving an efficient and economical design. By considering these factors, engineers and designers can create a steel pipe system that is suitable for its intended purpose, ensuring its longevity, reliability, and safety.
- Q:Are steel pipes resistant to chemicals and corrosion?
- Yes, steel pipes are generally resistant to chemicals and corrosion.
- Q:What is the role of steel pipes in power plants?
- Steel pipes play a crucial role in power plants as they are used for the transportation of various fluids, such as water, steam, and oil, throughout the facility. They provide a reliable and durable means of conveying these substances under high pressure and extreme temperatures, ensuring the smooth operation of power generation processes. Additionally, steel pipes are also utilized for structural support in power plant construction, serving as a vital component in the overall infrastructure of the facility.
- Q:What are the common uses of steel pipes in construction?
- Steel pipes are commonly used in construction for various purposes such as carrying water, gas, and sewage, as well as for structural support in building frameworks, bridges, and underground piping systems. They are also used in the transportation of fluids and materials, making them essential in industries like oil and gas, manufacturing, and infrastructure development.
- Q:What are the different manufacturing standards for steel pipes?
- There are several manufacturing standards for steel pipes that are widely recognized and implemented in the industry. These standards ensure that the steel pipes are produced to meet specific requirements and quality standards. Some of the most common manufacturing standards for steel pipes include: 1. American Society for Testing and Materials (ASTM): ASTM standards are widely used in the United States and cover a wide range of steel pipe specifications. These standards include specifications for seamless and welded steel pipes, as well as various grades and dimensions. 2. International Organization for Standardization (ISO): ISO standards are globally recognized and provide guidelines for the production of steel pipes. ISO standards cover areas such as dimensions, materials, testing, and quality control. 3. European Norm (EN): EN standards are applicable in Europe and provide specifications for various types of steel pipes. These standards cover aspects such as dimensions, materials, manufacturing processes, and testing. 4. Japanese Industrial Standards (JIS): JIS standards are widely used in Japan and have gained international recognition. These standards cover dimensions, materials, and testing methods for steel pipes. 5. British Standards (BS): BS standards are commonly used in the United Kingdom and cover a range of steel pipe specifications. These standards include requirements for dimensions, materials, and testing procedures. 6. American Petroleum Institute (API): API standards are specifically developed for the oil and gas industry and cover various aspects of steel pipe manufacturing. These standards include specifications for seamless and welded pipes used in oil and gas exploration, production, and transportation. It is important for manufacturers, buyers, and users of steel pipes to be aware of these standards to ensure the quality, compatibility, and reliability of the pipes. Compliance with these standards helps to ensure that the steel pipes meet the necessary requirements and are suitable for their intended applications.
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Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 9000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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