• seamless carbon steel pipe for high pressure boiler tube System 1
seamless carbon steel pipe for high pressure boiler tube

seamless carbon steel pipe for high pressure boiler tube

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
5000 m.t./month

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Specifications

Seamless Carbon Steel Boiler Tube
1.O.D:21-508mm
2.WT:3.0mm-80mm
3.Certificate:ISO,API

Production Specification

High pressure a192 seamless carbon steel boiler tube

Product Name

Carbon Steel Seamless Pipe

Process Method

Hot rolled/Cold drawn

Size

1/2”-36”

WT

Sch10,Sch20,Sch30,STD,Sch40,Sch60,XS,Sch80,Sch100,Sch120

Length

Fixed:3.0,5.8,5.85,5.9,6.0,11.8,12.0;Random Length:5-12m

Standard

API5L  ASTMA106/A53  DIN17175/1629  EN10204 ASME B36.10M-1996 JIS G3452 

JIS G3454 JIS G3455 JIS G3456 JIS G3457 JIS G3461

Material

10#,20#,45#,16Mn,Q235,A53(A,B),A106(B,C),API 5L Gr.B X42,X46,X52,X60,X65,X70,X8045#,Q345,

ST37-ST52;STBG42,STPT42,STB42,STS42

OD Tolerance

+1%~-1%

WT Tolerance+12.5%~-10%

Surface

Black painting,varnish paint,anti-rust oil,hot galvanized,cold galvanized,3PE,etc

Packaging

Plastic caps on both ends,steel bundle,or as customer's request

Tensile Strength

≥395MPa

Yield  Point

≥245MPa

Chemical

C:017-0.24%  Si:017-0.37%  Mn:0.35-0.65%  P: ≤0.035%

S: ≤0.035%  Cu: ≤0.25%  Cr: ≤0.25%

Certificate

API,ISO,SGS,BV,etc

Capacity

3,000,000 tons/year

Delivery

FOB/CIF/CFR

Delivery Time

10-20 days after deposit received 

Application Range

Petroleum chemical power gas water metallurgy ship building construction etc

Advantages(1)Reasonable price with good quality&sincere service 

(2)Abundant stock and prompt delivery 

(3)Rich supply and export experience 


(4)T/T &L/C at sight both can be available




Q:What is the pressure rating of steel pipes?
The pressure rating of steel pipes varies depending on its size, wall thickness, and the type of steel used. It can range from a few hundred pounds per square inch (psi) for smaller pipes to several thousand psi for larger ones.
Q:Can steel pipes be used for chemical storage tanks?
Steel pipes can be used for chemical storage tanks, but it depends on the specific application and the type of chemicals being stored. Steel is generally a strong and durable material, making it suitable for many industrial applications. However, certain chemicals can react with steel, causing corrosion and potentially compromising the integrity of the tank. In such cases, it is important to use corrosion-resistant coatings or linings on the steel pipes to protect against chemical reactions. Additionally, the design and construction of the tank should adhere to industry standards and regulations to ensure safe storage of chemicals. Therefore, while steel pipes can be used for chemical storage tanks, careful consideration must be given to the type of chemicals being stored and appropriate measures taken to prevent corrosion and ensure safety.
Q:What are the common defects found in steel pipes?
Some common defects found in steel pipes include corrosion, cracks, dents, and leaks. Other defects may include misalignment or misshapen sections, improper welding, and brittleness.
Q:Can steel pipes be used for pharmaceutical manufacturing plants?
Yes, steel pipes can be used for pharmaceutical manufacturing plants. Steel pipes are commonly used in pharmaceutical manufacturing plants for various purposes such as conveying fluids, gases, and chemicals within the facility. They are preferred due to their durability, strength, and resistance to corrosion, making them suitable for maintaining the integrity and purity of pharmaceutical products. Additionally, steel pipes can be easily cleaned and sterilized, meeting the stringent hygiene and safety requirements of pharmaceutical manufacturing.
Q:How do steel pipes compare to other materials, such as PVC or copper?
Steel pipes have several advantages over other materials such as PVC or copper. Firstly, steel pipes are incredibly durable and strong, making them suitable for heavy-duty applications and high-pressure environments. Additionally, steel pipes have a longer lifespan compared to PVC or copper, as they are less prone to cracking, corrosion, or degradation. Steel pipes also provide better fire resistance and are more resistant to extreme temperatures. However, steel pipes can be more expensive and require professional installation due to their weight and rigidity. PVC pipes, on the other hand, are lightweight, affordable, and easy to install, but they may not be as durable or suitable for certain applications. Copper pipes offer excellent corrosion resistance and are commonly used for water supply systems, but they can be more expensive and require skilled labor to install. Ultimately, the choice between steel, PVC, or copper pipes depends on the specific requirements of the project and the desired balance of cost, durability, and performance.
Q:How are steel pipes marked for identification and traceability?
Steel pipes are marked for identification and traceability through various methods. One common method is through the use of permanent markers or paint. These marks typically include important information such as the manufacturer's name or logo, the pipe's size and specifications, and the production date or batch number. In addition to surface marking, steel pipes may also be identified using tags or labels. These tags are usually made of durable materials such as metal or plastic and are securely attached to the pipe. They contain detailed information about the pipe, including its unique identification number, material composition, and any relevant certifications or standards it meets. Another method used for identification and traceability is the application of barcodes or QR codes. These codes can be scanned using specialized equipment or mobile applications, providing instant access to comprehensive information about the pipe's origin, production process, and quality control measures. Barcodes and QR codes offer a more efficient and automated way of tracking and tracing steel pipes throughout their lifecycle. Furthermore, some steel pipes may have embossed or engraved markings directly on their surface. These markings are typically indented into the metal and can withstand harsh conditions, ensuring long-term visibility and legibility. The goal of marking steel pipes is to ensure their proper identification and traceability throughout their lifecycle. This helps in quality control, maintenance, and inspection processes, as well as in ensuring compliance with regulatory requirements. By having clear and permanent markings, manufacturers, suppliers, and users can easily track and trace the history and specifications of steel pipes, enabling better management and accountability in various industries such as construction, oil and gas, and infrastructure development.
Q:What are the different types of steel pipe supports for offshore platforms?
There are several types of steel pipe supports commonly used for offshore platforms, including but not limited to: 1. Clamps: These are used to secure and fasten pipes to the support structure, providing stability and preventing movement. 2. Hangers: These are used to suspend pipes from the support structure, allowing for flexibility and reducing stress on the pipes. 3. Guides: These are installed to control the movement and alignment of pipes, ensuring they stay in place and prevent damage during operation. 4. Shoes: These are used to support and distribute the weight of the pipe, typically at points where the pipe intersects with the support structure. 5. Saddles: These are designed to cradle the pipe and provide support, typically used for horizontal or inclined pipes. Each type of steel pipe support serves a specific purpose in ensuring the integrity and functionality of the offshore platform's piping system.
Q:Are steel pipes suitable for use in acidic environments?
Steel pipes may not be suitable for use in acidic environments because they can corrode and degrade when exposed to acids, leading to potential leaks and structural issues.
Q:How do steel pipes perform in seismic zones?
Steel pipes perform well in seismic zones due to their inherent strength and ductility. Their high tensile strength allows them to withstand the horizontal forces exerted during an earthquake, while their ductility allows them to deform and absorb the energy generated by seismic activity. Additionally, steel pipes can be designed and installed with proper reinforcement and bracing systems to further enhance their performance in seismic zones.
Q:How do you determine the maximum allowable stress for a steel pipe?
To determine the maximum allowable stress for a steel pipe, several factors need to be considered. These include the material properties of the steel, such as its yield strength, ultimate tensile strength, and elongation. Additionally, the pipe's dimensions, wall thickness, and the intended application or service conditions must be taken into account. By considering these factors, along with relevant design codes and standards, engineers can calculate the maximum stress that the steel pipe can safely withstand without experiencing failure.

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