• Electric Resistance ARC Welded (ERW) Steel Pipe System 1
  • Electric Resistance ARC Welded (ERW) Steel Pipe System 2
Electric Resistance ARC Welded (ERW) Steel Pipe

Electric Resistance ARC Welded (ERW) Steel Pipe

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
30 m.t.
Supply Capability:
12000 m.t./month

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 1Structure of Seamless Pipe API 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2: 

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.

Standard: API 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
● Application:To be used for conveying gas, water, and petroleum for oil and natural gas industries. And use
for the structural steel pipes purpose
● Main Steel Tube Grade: A, B, X42, X46, X52, X56, X60, X65, X70, J55, K55, N80-1, N80Q, M65, L80-1, C90-1,
C90-2, C95, T95-1, T95-2, P110, 9711, 9712

 

 

2‍‍Main Features of the Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2
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

 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2:  

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.

 

6‍‍Seamless PipeAPI 5L,API 5CT, ASTM A53, ASTM A500, GB9711.1, GB9711.2 Images

 

 

 


Q: Are steel pipes fire-resistant?
Yes, steel pipes are fire-resistant. Steel is a non-combustible material, which means it does not burn or contribute to the spread of fire. Steel pipes have high melting points and can withstand extreme temperatures, making them highly resistant to fire. They are commonly used in various applications where fire protection is crucial, such as fire sprinkler systems, fire hydrant systems, and fire-resistant building structures. Additionally, steel pipes are also known for their durability and strength, which further enhances their fire resistance capabilities.
Q: What are the safety considerations when working with steel pipes?
There are several crucial safety considerations to bear in mind when working with steel pipes. To begin with, it is imperative to wear the appropriate personal protective equipment (PPE). This includes safety glasses or goggles to shield the eyes from debris or sparks, gloves to protect the hands from sharp edges or hot surfaces, and steel-toed boots to safeguard the feet from falling objects or heavy equipment. Additionally, it is advisable to wear a hard hat to shield the head from potential falling objects or hazards overhead. Moreover, one must be mindful of the weight and size of the steel pipes. Handling heavy pipes can strain the back and muscles, so it is essential to utilize proper lifting techniques and seek assistance when necessary. The use of lifting equipment, such as cranes or forklifts, can also help prevent injuries associated with heavy lifting. Another safety consideration is the risk of cuts or punctures. Steel pipes may have sharp edges or burrs, so it is important to handle them with care and wear suitable gloves to minimize the risk of injury. It is also recommended to inspect pipes for any defects or sharp edges before working with them. Furthermore, working with steel pipes may involve welding or cutting, which can generate sparks, heat, and fumes. It is vital to work in a well-ventilated area or employ proper ventilation equipment to ensure the elimination of harmful gases or fumes. Fire safety precautions, such as having fire extinguishers nearby and adhering to proper procedures for hot work, should also be taken. Lastly, one must be aware of potential hazards associated with working at heights or in confined spaces. When working on elevated platforms or scaffolding, fall protection measures, like safety harnesses or guardrails, should be in place. In confined spaces, proper ventilation and monitoring for hazardous gases are essential to prevent asphyxiation or exposure to toxic substances. By adhering to these safety considerations and following proper procedures, the risk of accidents or injuries when working with steel pipes can be significantly reduced.
Q: How are steel pipes used in irrigation systems?
Steel pipes are commonly used in irrigation systems to transport water from a water source, such as a well or a reservoir, to the fields or plants that need to be irrigated. These pipes are durable, strong, and resistant to corrosion, making them ideal for withstanding the constant flow of water and the harsh outdoor conditions. They are typically laid underground or above the surface, depending on the specific irrigation system design, and are connected to sprinklers or drip irrigation systems to distribute water efficiently and effectively to the crops or plants.
Q: What are the different types of steel pipe joints for underwater applications?
There are various types of steel pipe joints used for underwater applications, including welded joints, flanged joints, and mechanical joints. Welded joints involve fusing the ends of the pipes together using welding techniques, creating a continuous, strong connection. Flanged joints use flanges, which are flat, circular discs, to connect and secure the pipes together. These joints are commonly used in applications that require frequent disassembly. Mechanical joints, on the other hand, utilize mechanical devices such as couplings or clamps to connect the pipes. These joints provide flexibility and ease of installation and removal.
Q: Can steel pipes be used for pharmaceutical manufacturing?
Steel pipes are an excellent choice for pharmaceutical manufacturing. They are commonly utilized across various industries, including pharmaceuticals, because of their durability, strength, and ability to resist corrosion. In pharmaceutical manufacturing specifically, steel pipes serve primarily as conduits for fluid transportation. This includes the safe transfer of chemicals, solvents, and other essential materials. Additionally, steel pipes are utilized for the distribution of crucial utilities like process water, steam, and more. Stainless steel pipes, in particular, are highly favored in pharmaceutical manufacturing due to their exceptional resistance to corrosion, as well as their ability to withstand high temperatures and pressures. Furthermore, the smooth surfaces of stainless steel pipes prevent the accumulation of particles, making them easy to clean and sterilize. This is crucial in maintaining the stringent cleanliness and hygiene standards required in pharmaceutical production. Overall, steel pipes offer a reliable and suitable solution for pharmaceutical manufacturing, meeting the industry's strict cleanliness and hygiene standards while also providing robustness and corrosion resistance.
Q: How are steel pipes insulated for thermal efficiency?
Steel pipes are insulated for thermal efficiency by applying a layer of insulating material, such as mineral wool or foam, around the pipe. This insulation helps to reduce heat transfer and prevent energy loss, ensuring that the pipes maintain the desired temperature and improve overall thermal efficiency.
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: How do you protect steel pipes from fire?
To protect steel pipes from fire, there are several measures that can be taken. One commonly used method is to apply fire-resistant coatings or paints to the surface of the pipes. These coatings or paints are designed to withstand high temperatures and provide a barrier that prevents the heat from reaching the steel. Another effective way to protect steel pipes from fire is to wrap them with fire-resistant insulation materials. These materials act as a buffer, reducing the heat transfer and slowing down the spread of fire. Insulation materials such as mineral wool or ceramic fiber blankets are commonly used for this purpose. In addition, it is important to ensure that the steel pipes are properly installed and supported. This includes maintaining proper clearance from other flammable materials and avoiding overcrowding or obstructions that could impede the flow of air around the pipes. Adequate spacing between pipes is also crucial to prevent the transfer of heat from one pipe to another. Furthermore, it is recommended to incorporate firestop systems when steel pipes pass through fire-rated walls or floors. Firestop systems consist of fire-resistant materials and seals that prevent the spread of fire and smoke through openings or penetrations in fire-rated barriers. Regular maintenance and inspections are essential to ensure the ongoing effectiveness of the fire protection measures. Any damage or deterioration of the coatings, insulation, or firestop systems should be promptly repaired or replaced to maintain the fire resistance of the steel pipes. Overall, a combination of fire-resistant coatings, insulation, proper installation, and maintenance practices are crucial in protecting steel pipes from fire hazards. These measures help to minimize the risk of fire-related damage and ensure the safety of both the pipes and the surrounding environment.
Q: Can steel pipes be recycled after their useful life?
Steel pipes can indeed be recycled once they have served their purpose. Steel, being an incredibly recyclable substance, can be recycled even in the form of pipes. The recycling of steel pipes entails the collection of used pipes, followed by thorough cleaning to eliminate any impurities, and finally transforming them into fresh steel products. This recycling process contributes to the preservation of natural resources, curbs energy usage, and limits waste generation. Moreover, recycling steel pipes aids in mitigating the environmental repercussions linked to the manufacturing of new steel.
Q: What is the difference between black steel pipe and galvanized steel pipe?
The main difference between black steel pipe and galvanized steel pipe lies in their coating. Black steel pipe is untreated and has a dark, matte appearance, while galvanized steel pipe is coated with a layer of zinc to prevent rusting and has a silver, shiny appearance. This coating makes galvanized steel pipes more durable and suitable for outdoor use, while black steel pipes are commonly used for indoor plumbing and gas lines.

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