• High Quality Seamless Steel Tubes And Pipes For Low And Medium Pressure Boiler System 1
  • High Quality Seamless Steel Tubes And Pipes For Low And Medium Pressure Boiler System 2
  • High Quality Seamless Steel Tubes And Pipes For Low And Medium Pressure Boiler System 3
High Quality Seamless Steel Tubes And Pipes For Low And Medium Pressure Boiler

High Quality Seamless Steel Tubes And Pipes For Low And Medium Pressure Boiler

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
20MT m.t.
Supply Capability:
5000 Tons Per Month m.t./month

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Specifications of High Quality Seamless steel tubes and pipes for low and medium pressure boiler:

 

 

Standard: Chinese GB3087

 

Application:For manufacturing ,heating-pipeliners ,containers,steaming pipeliners of low/medium pressure boilers(P<5.88Mpa,T<450℃)

 

Main steel pipe grade : 10、20(Other grade is also negotiable.)

 

Chemical Compositon & Mechanical Propertise :

Standard

Grade

Chemical Compositon

C

Mn

Si

Cr

Ni

Cu

P.S

GB3087

10

0.07~0.14

0.35~0.65

0.17~0.37

≤ 0.15

≤ 0.30

≤ 0.20

≤ 0.030

20

0.17~0.24

0.35~0.65

0.17~0.37

≤ 0.25

≤ 0.25

≤ 0.20

≤ 0.030

Mechanical Propertise

Tensile Strength(Mpa)

Yield Strength(Mpa)

Elongation(%)

10

335~475

≥ 195

≥ 24

20

410~550

≥ 245

≥ 20

Usage/Application of High Quality Seamless steel tubes and pipes for low and medium pressure boiler

It can be used for transmitting a large number of fluid. Such as oil, natural gas, water and some solid materials. At the same time it can be widely used as the manufacture of various structural parts and mechanical parts, as well as building construction.

 

 

Packaging/Delivery of High Quality Seamless steel tubes and pipes for low and medium pressure boiler

Wrapped in bundles with steel strips or according to customers' requirements

 

 

 

Q: Does seamless steel tube have a bend of 135 degrees?
In engineering, it is usually marked as "45 elbow" and has no "135" mark. The angle of the elbow is acute, so there will be no more than 90 degrees elbow.Elbow is a common connecting pipe used in plumbing and heating. It is used for the connection of the bend of pipe, and is used to change the direction of pipe.
Q: How to calculate the maximum bending stress of steel pipe? Is there a list of the maximum flexural normal stresses for steel pipes of different materials and diameters?
Strength design of steel pipe by this formula to calculate the maximum normal stress in the steel pipe should be less than the value (based on your choice of different grades of steel, steel strength design value is not the same, this value can also be found through the design manual of steel structure), meet the requirements, it can meet the requirements of steel pipe under the action of bending moment strength.
Q: How are steel pipes protected against external impact or mechanical damage?
Steel pipes are protected against external impact or mechanical damage through various methods. One commonly used technique is the application of a protective coating on the surface of the pipe. This coating acts as a barrier and helps to prevent direct contact between the pipe and any external objects or forces. Coatings such as epoxy, polyethylene, or polyurethane are often used as they provide excellent resistance to impact and abrasion. Another method of protection is the use of pipe supports or clamps. These supports are installed at regular intervals along the length of the pipe to provide stability and prevent excessive movement or vibration. They help distribute the load and absorb any external impacts, reducing the risk of mechanical damage. In addition, steel pipes can be reinforced by wrapping them with materials such as fiberglass, carbon fiber, or kevlar. These reinforcement materials add an extra layer of strength and durability, making the pipes more resistant to external impact and mechanical damage. Furthermore, measures such as burying the pipes underground or installing them within protective casings can also provide an additional layer of protection. This helps shield the pipes from direct contact with external objects, reducing the risk of damage from accidental impacts or environmental factors. Overall, a combination of protective coatings, supports, reinforcements, and proper installation methods help ensure that steel pipes are safeguarded against external impact or mechanical damage, thereby prolonging their lifespan and maintaining their structural integrity.
Q: Can steel pipes be used for solar power systems?
Yes, steel pipes can be used for solar power systems. Steel pipes are commonly used for various applications in solar power systems, including the construction of support structures, mounting systems, and piping systems for circulating heat transfer fluids. Steel pipes are preferred due to their strength, durability, and resistance to environmental conditions. They can handle the weight of solar panels, support structures, and withstand the forces exerted by wind and other external factors. Additionally, steel pipes can be easily customized and welded to meet specific project requirements. Overall, steel pipes are a reliable and cost-effective choice for solar power systems.
Q: What are the advantages of using steel pipes in the mining industry?
There are several advantages of using steel pipes in the mining industry. Firstly, steel pipes are extremely durable and can withstand high-pressure environments, making them ideal for transporting materials such as water, slurry, and chemicals in mining operations. Secondly, steel pipes are resistant to corrosion, which is crucial in the mining industry where materials are often exposed to harsh conditions and abrasive substances. Additionally, steel pipes have a high heat tolerance, allowing them to handle hot materials without deformation or damage. Lastly, steel pipes are easy to install and maintain, reducing downtime and ensuring smooth operations in the mining industry.
Q: How are steel pipes used in geothermal energy systems?
Steel pipes are used in geothermal energy systems to transport the hot water or steam from the underground reservoir to the surface. These pipes are resistant to high temperatures and corrosion, ensuring the safe and efficient transfer of geothermal fluids. Additionally, steel pipes provide durability and strength, making them suitable for the harsh conditions of geothermal environments.
Q: How are steel pipes used in the construction of wind farms?
Steel pipes are used in the construction of wind farms for various purposes, such as supporting wind turbine towers, providing a strong foundation for the turbines, and transmitting electricity generated by the turbines to the power grid.
Q: What are the common applications of seamless steel pipes?
Seamless steel pipes have numerous common applications in various industries due to their unique properties. Here are some of the most common applications of seamless steel pipes: 1. Oil and gas industry: Seamless steel pipes are widely used in the oil and gas industry for the transportation of oil, gas, and other fluids. They are preferred due to their high strength, durability, and resistance to corrosion, making them suitable for harsh environments. 2. Construction and infrastructure: Seamless steel pipes are extensively used in construction projects, including the construction of buildings, bridges, and tunnels. They are ideal for structural applications due to their ability to withstand heavy loads and provide excellent strength and stability. 3. Automotive industry: Seamless steel pipes are a crucial component in the manufacturing of automotive parts, such as exhaust systems, engine components, and hydraulic systems. They offer high strength, reliability, and resistance to heat, making them suitable for demanding automotive applications. 4. Mechanical and engineering applications: Seamless steel pipes find usage in various mechanical and engineering applications, including machinery, equipment, and manufacturing processes. They are commonly used for carrying fluids, gases, and steam, as well as for the transmission of power in machinery. 5. Power generation: Seamless steel pipes are extensively used in power plants for the transportation of steam and hot water. They are capable of withstanding high pressure and temperature, making them ideal for power generation applications. 6. Petrochemical industry: Seamless steel pipes are crucial in the petrochemical industry for the transportation of various chemicals, gases, and liquids. They have excellent resistance to corrosion, which is essential when dealing with hazardous and corrosive substances. 7. Mining industry: Seamless steel pipes are used in the mining industry for various applications, including the transportation of slurry, water, and other mining-related fluids. They offer durability, reliability, and resistance to abrasion, making them suitable for the challenging mining environment. 8. Aerospace industry: Seamless steel pipes find applications in the aerospace industry for manufacturing aircraft components, such as hydraulic systems, fuel lines, and structural parts. They provide high strength-to-weight ratio and resistance to extreme temperatures and pressure. Overall, the common applications of seamless steel pipes span a wide range of industries, thanks to their exceptional properties, including strength, durability, resistance to corrosion and high temperatures, making them an essential component in various industrial processes and infrastructure development.
Q: What are the different testing methods used for steel pipes?
There are several testing methods used for steel pipes to ensure their quality and reliability. Some of the commonly used testing methods include: 1. Non-destructive Testing (NDT): NDT methods such as ultrasonic testing, magnetic particle inspection, and liquid penetrant testing are used to detect any surface or subsurface defects in the steel pipes without causing any damage to them. 2. Mechanical Testing: Mechanical testing involves conducting various tests to evaluate the mechanical properties of steel pipes, including tensile strength, yield strength, elongation, hardness, and impact resistance. These tests help determine the structural integrity and performance of the pipes. 3. Hydrostatic Testing: This method involves subjecting the steel pipes to high-pressure water to check their ability to withstand the expected operating conditions. Hydrostatic testing is performed by filling the pipes with water and pressurizing them to a predetermined level for a specified duration. Any leakage or deformation in the pipes is detected during this test. 4. Dimensional Inspection: This testing method ensures that the steel pipes meet the specified dimensional requirements. It involves measuring the diameter, wall thickness, length, and other critical dimensions of the pipes to verify compliance with the applicable standards or specifications. 5. Visual Inspection: Visual inspection is a basic method used to assess the external appearance of steel pipes. Trained inspectors visually examine the pipes for any surface defects, such as cracks, corrosion, or irregularities in shape or finish. 6. Chemical Analysis: Chemical analysis is performed to determine the composition and elemental content of the steel pipes. It helps ensure that the pipes are made from the correct grade of steel and meet the required chemical composition standards. 7. Metallographic Examination: Metallography involves examining the microstructure of steel pipes under a microscope to assess their quality and integrity. It helps identify any internal defects, such as grain boundaries, inclusions, or improper heat treatment, that may affect the overall performance of the pipes. By utilizing these testing methods, manufacturers and inspectors can ensure that steel pipes meet the necessary quality standards and are suitable for their intended applications.
Q: Can steel pipes be used for drainage systems?
Yes, steel pipes can be used for drainage systems. Steel pipes are durable, strong, and resistant to corrosion, making them suitable for various applications, including drainage systems. They can effectively transport water and waste materials, ensuring efficient drainage.
Our product range covers include seamless steel pipes for high temperature, heat-exchanger condenser and boiler, cold drawn or cold-rolled precision pipe, fin tubes, special shaped pipes, API series oil well pipes, ASME/DIN/JIS/EN series seamless tubes. Based on strict quality control and scientific management system, the cooperation has successfully obtained International Quality System certificate of ISO9001:2000(12809Q10292ROM), monogram certificates of API 5L (5L-0596) & API 5CT (5CT-0872) and BV certificate (MAT77113-2009)for ship building usage production.

1. Manufacturer Overview

Location Jiangsu, China
Year Established 1992
Annual Output Value 60,000Tons
Main Markets Europe and the United States;Canada; India;Bulgaria; South Korea;etc.
Company Certifications API 5L;API 5CT;GB/T19001-2008 idt ISO9001:2008

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a) Trade Capacity
Nearest Port Yan Cheng
Export Percentage 50% - 60%
No.of Employees in Trade Department 400-500 People
Language Spoken: English; Chinese; Spanish
b) Factory Information
Factory Size: Above 110,000 square meters
No. of Production Lines Above 10
Contract Manufacturing OEM Service Offered; Design Service Offered
Product Price Range Average

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