China Professional Welded Steel Tube Steel Pipes manufacturer
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 9000 m.t./month
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Product Description:
1、Structure of Welded Steel Tube ASTM DIN1829:
Welded Steel Tube is formed by drawing a solid billet over a piercing rod to create the hollow shell. We are company that have many years experience and professional manager team and engineer team and sales team, sure we will provide you high quality of welded pipe and professioanl service.
2、Main Features of the Seamless Pipe ASTM DIN1829:
• High manufacturing accuracy
• The higher strength
• The small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Satisfy price
3、Seamless Pipe ASTM DIN1829 Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 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 |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、images of products：
FAQ of Welded Steel Tube Steel Pipes:
①Quality
Our products are manufactured strictly according to national and internaional standard, and before delivered out we always take a test
on every pipe . If necessary we could provide our quality certifications and all kinds of testing report,.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②Price
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.
Why us?
We can provide both low price and good quality especially we are belong to national company could provide you the best sell-after service .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
Our Advantages:
1) Fast Delivery: lot of high quality steel pipe in stock lot of factory to produce
2) Quality Assured: Strictly acc. To International standard with System ISO certification
3) Good Service: supplied professional technical guide free of charge at anytime;
4) Reasonable Price: to be better support your business;
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
Looking forward to doing the corporation with you
Any question, kindly feel free to contact us !
- Q: What is the tensile strength of steel pipes?
- The grade and type of steel used can cause variation in the tensile strength of steel pipes. However, steel pipes generally possess a high tensile strength. Carbon steel pipes typically have a tensile strength range from 370 to 700 MPa, while alloy steel pipes can have a tensile strength range from 770 to 1200 MPa. These impressive tensile strengths enable steel pipes to withstand substantial pressure and stress, making them suitable for diverse applications in industries like construction, oil and gas, and automotive. It is important to recognize that factors like the manufacturing process, heat treatment, and the presence of defects or imperfections can also impact the tensile strength of steel pipes. Hence, it is recommended to consult the manufacturer's specifications or industry standards to determine the precise tensile strength of a specific steel pipe.
- Q: Can steel pipes be used for underground sewerage systems?
- Indeed, underground sewerage systems can make use of steel pipes. These pipes possess remarkable strength and durability, rendering them suitable for the transportation of sewage beneath the surface. Their resistance to corrosion is high, allowing them to withstand the pressure and weight of the soil above. Moreover, steel pipes boast an extended lifespan and exhibit resilience against environmental factors like moisture, chemicals, and temperature variations. Furthermore, the ease of welding steel pipes makes the process of installation and repairs more convenient. Nevertheless, it is crucial to ensure that these steel pipes are adequately coated or lined to prevent corrosion and comply with local regulations and standards pertaining to underground sewerage systems.
- 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: What are the different grades of steel pipes?
- There are several grades of steel pipes, including ASTM A53, ASTM A106, and API 5L. These grades vary in terms of their composition, strength, and intended use.
- Q: How are steel pipes used in the oil and gas pipeline transportation?
- Steel pipes are widely used in the oil and gas industry for pipeline transportation due to their durability, strength, and resistance to corrosion. These pipes are specifically designed to withstand high pressure and transport various types of fluids, including crude oil, natural gas, and refined petroleum products. In oil and gas pipeline transportation, steel pipes are primarily used for three main purposes: gathering, transmission, and distribution. Gathering pipelines are responsible for collecting oil and gas from the production wells and transporting them to processing facilities. Steel pipes are used in these pipelines due to their ability to withstand the harsh conditions of the extraction sites and effectively transport the fluids over long distances. Transmission pipelines are used to transport oil and gas over vast distances, sometimes spanning across countries or continents. Steel pipes are ideal for this purpose as they can handle high pressure, ensuring the efficient flow of fluids over long distances. These pipes are often buried underground or submerged in water to protect them from external elements and minimize the risk of damage. Distribution pipelines are responsible for delivering oil and gas to end-users, such as homes, businesses, and industrial facilities. Steel pipes are commonly used in these pipelines as they can handle the varying demand and pressure requirements of different consumers. These pipes are often smaller in diameter compared to transmission pipelines but still provide reliable and safe transportation of oil and gas to their final destinations. In addition to their strength and durability, steel pipes used in oil and gas pipeline transportation are also coated or lined with various materials to enhance their resistance to corrosion and minimize the risk of leaks. These protective coatings and linings ensure the longevity of the pipes and maintain the integrity of the transported fluids. Overall, steel pipes play a crucial role in the oil and gas industry by providing a reliable and efficient means of transporting oil and gas from production sites to processing facilities and ultimately to end-users. Their durability, strength, and resistance to corrosion make them an ideal choice for pipeline transportation in this industry.
- Q: What are the main components of a steel pipe?
- The main components of a steel pipe include the steel material itself, which is typically made from carbon and alloy steel, as well as various coatings or linings that can be applied to enhance its durability and resistance to corrosion. Additionally, a steel pipe may also have fittings such as flanges or couplings, and may be further reinforced with supports or braces depending on its intended use.
- Q: What are the environmental impacts of steel pipe production and disposal?
- The environmental impacts of steel pipe production and disposal are mainly related to the extraction and processing of raw materials, energy consumption, greenhouse gas emissions, and waste generation. The production of steel pipes requires the extraction of iron ore and other raw materials, which can lead to habitat destruction and biodiversity loss. The processing and manufacturing of steel pipes also involve significant energy consumption, contributing to carbon dioxide emissions and climate change. Additionally, the disposal of steel pipes, especially if not properly managed, can result in waste accumulation and potential soil and water pollution. Therefore, it is crucial to consider sustainable practices and recycling options to minimize the environmental impacts associated with steel pipe production and disposal.
- Q: What do you mean by "SC" in welded pipe SC200? What's the diameter of 200?
- SC in principle, it should be called water gas pipe, also called thick wall steel pipe;
- Q: What is the difference between steel pipes and fiberglass-reinforced pipes?
- The main difference between steel pipes and fiberglass-reinforced pipes lies in their composition and structural properties. Steel pipes are made primarily of iron and carbon, which provide high strength and durability. On the other hand, fiberglass-reinforced pipes consist of a composite material that combines a resin matrix with glass fibers, offering excellent corrosion resistance and high tensile strength. Additionally, steel pipes are heavier and require more maintenance, while fiberglass-reinforced pipes are lighter, easier to install, and have a longer lifespan.
- Q: What are the common welding techniques used for steel pipes?
- The common welding techniques used for steel pipes include shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW). These techniques are widely used in various industries for joining steel pipes due to their efficiency, reliability, and ability to produce strong and durable welds.
Send your message to us
China Professional Welded Steel Tube Steel Pipes manufacturer
- 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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