Weld Steel Pipe & 18 Inch Steel Pipe from okorder.com

Weld Steel Pipe & 18 Inch Steel Pipe from okorder.com System 1

Weld Steel Pipe & 18 Inch Steel Pipe from okorder.com

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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Product Description:

1、Structure of Weld Steel Pipe & 18 Inch Steel Pipe Description:

Welded steel pipe are commonly welded by means of bent round, we can weld the steel into square and other shapes and then welded into the surface of the steel pipe seam. Steel plate or steel pipe is used in the blanks of welded steel. We can use electric arc welded pipe, high or low frequency electric resistance welded pipe, gas pipe, stove pipe, Bundy tubes according to different methods.

2、Main Features of the Weld Steel Pipe & 24Inch Steel Pipe：

·Reasonable price
·Relatively light weight
·Optional torsional strength
·Support high pressure
·Resist corrosion

3、The Weld Steel Pipe & 24Inch Steel Pipe Images：

Weld Steel Pipe & 24Inch Steel Pipe from okorder.com

4、The Weld Steel Pipe & 24Inch Steel Pipe Specification：

Standard：	JIS, DIN, ASTM JIS G3445-2006, JIS G3444-2006, JIS G3446-2004, DIN EN 10216-1-2004, DIN EN 10217-1-2005, DIN EN 10305, ASTM A106-2006, ASTM A53-2007, ASTM A789-2001, ASTM A1020-2002, ASTM A179-1990, ASTM A199
Grade：	Cr-Mo alloy, 16Mn, ST35-ST52, STB35-STB42 15CrMo, 10CrMo910, 30CrMo, 16Mn, St37, St52, St42, St45, STB35, STB42
Thickness：	2 - 30 mm
Section Shape：	Round
Outer Diameter：	10 - 568 mm
Secondary or Not：	Non-secondary
Application：	Structure Pipe
Technique：	Hot Rolled
‍‍Certification：	API
Surface Treatment：	Paint
Special Pipe：	API Pipe
Alloy Or Not：	alloy

Specifications

1.W.T from 2mm to 70mm
2.OD from 10 to 568mm
3.product by our own factory

4.on time dilivery

5、FAQ of Square Tube:

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.

Any question, pls feel free to contact us !

Q: How are steel pipes protected against mechanical damage during transportation?: Steel pipes are protected against mechanical damage during transportation through various measures. One common method is the use of protective coating or wrapping materials. These coatings are usually made of materials like plastic, rubber, or epoxy, which provide a physical barrier to protect the pipes from scratches, dents, or other forms of mechanical damage. Another method is the use of padding or cushioning materials such as foam inserts or rubber gaskets. These materials are placed inside the pipes or around them to absorb any impact or shock during transportation. This helps prevent any potential damage caused by bumps or vibrations. In addition, steel pipes are often secured and immobilized within transportation containers using straps, braces, or other securing devices. These measures ensure that the pipes remain stable and do not move or collide with each other, reducing the risk of mechanical damage. Furthermore, proper handling and loading techniques are crucial in protecting steel pipes during transportation. This includes using appropriate lifting equipment, such as cranes or forklifts, to avoid dropping or mishandling the pipes. Additionally, pipes are often stored or stacked in a way that minimizes the risk of deformation or bending. Overall, a combination of protective coatings, cushioning materials, securement devices, and proper handling techniques are employed to safeguard steel pipes against mechanical damage during transportation. These measures help ensure that the pipes arrive at their destination in optimal condition, ready for use in various applications.

Q: Can steel pipes be used for water supply systems?: Yes, steel pipes can be used for water supply systems. Steel pipes are commonly used in water distribution systems due to their strength, durability, and resistance to corrosion. However, it is important to ensure that the steel pipes are properly coated or lined to prevent rusting and contamination of the water supply. Regular maintenance and inspection are also crucial to ensure the longevity and safety of steel pipes in water supply systems.

Q: How do you calculate the flow rate in a steel pipe?: To calculate the flow rate in a steel pipe, you need to consider the pipe's diameter, length, and the pressure difference across it. By applying the Bernoulli's equation or using the Darcy-Weisbach equation, you can determine the flow rate based on these variables.

Q: What's the difference between a cracked carbon steel tube and a liquid carbon steel tube?: Test: cracking carbon steel pipe in addition to eddy current testing, but also to do ultrasonic testing, and liquid carbon steel tubes are generally only eddy current testing.

Q: Are steel pipes more expensive than other types of pipes?: The cost of steel pipes compared to other types of pipes can vary depending on various factors. Steel pipes are generally considered to be more expensive than some other types of pipes in terms of upfront cost. This is mainly due to the high cost of raw materials and the manufacturing process involved in producing steel pipes. Additionally, steel pipes are known for their durability and strength, making them a popular choice for applications where high pressure or extreme conditions are involved. However, when considering the long-term cost and benefits, steel pipes can often be more cost-effective. They have a longer lifespan compared to some other types of pipes, reducing the need for frequent repairs or replacements. Steel pipes also offer excellent resistance to corrosion, making them suitable for various environments and reducing maintenance costs over time. Moreover, the strength and durability of steel pipes can contribute to a lower risk of leaks or other failures, which can result in significant cost savings in terms of preventing damage or loss. It is important to consider the specific requirements and characteristics of the project or application when comparing the cost of steel pipes to other types of pipes. Factors such as the type of fluid or material being transported, the required pressure rating, the expected lifespan, and the environmental conditions should all be taken into account. Ultimately, while steel pipes may have a higher upfront cost, their long-term durability and reliability can often make them a cost-effective choice in many applications.

Q: What are the different methods of threading steel pipes?: There are several methods of threading steel pipes, including manual threading, machine threading, and cutting threads using a thread cutting die. Manual threading involves using a handheld pipe threading tool to create threads on the pipe. Machine threading utilizes a power-driven pipe threading machine to efficiently create threads. Cutting threads using a thread cutting die involves using a die and a handle to manually cut threads on the pipe. These methods are commonly used in various applications, such as plumbing, construction, and industrial settings.

Q: How do you calculate the pipe flow rate for steel pipes?: To calculate the pipe flow rate for steel pipes, you can use the Hazen-Williams equation or the Darcy-Weisbach equation. These equations take into consideration factors such as the pipe diameter, length, roughness, and the pressure difference between the two ends of the pipe. By plugging in these values into the respective equation, you can determine the flow rate of the fluid passing through the steel pipe.

Q: How do steel pipes handle abrasive materials?: Steel pipes are highly resistant to abrasive materials due to their strong and durable nature. The smooth interior surface of steel pipes minimizes friction and wear caused by abrasive materials, making them an ideal choice for handling such substances.

Q: How are steel pipes insulated?: Steel pipes are typically insulated using various methods such as applying insulation materials like fiberglass, mineral wool, or foam directly onto the surface of the pipes. This insulation helps to prevent heat loss, control condensation, and protect against corrosion. Additionally, some pipes may also be wrapped with reflective foil or jacketed with a protective covering to enhance insulation efficiency and durability.

Q: How seamless steel tube is formed?: Hot drawing or cold drawing. The so-called cold is the billet from the thick wall tube is not heated, oil lubrication, with a steel sleeve inside, gradually elongated. Hot drawing is to make the billet tube red, do such work, generally thick wall applicable.

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